diff --git a/.github/workflows/build_and_release.yml b/.github/workflows/build_and_release.yml
new file mode 100644
index 0000000..d30f97b
--- /dev/null
+++ b/.github/workflows/build_and_release.yml
@@ -0,0 +1,92 @@
+name: Build and release test helpers
+on:
+  push: 
+    branches: 
+      - 'main'
+env:
+  GH_TOKEN: ${{ github.token }}
+permissions:
+  contents: write    # allows creating releases, uploading assets
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps: 
+      - name: Checkout repository 
+        uses: actions/checkout@v5.0.0
+        
+      - name: Install rustup toolchain
+        uses: dtolnay/rust-toolchain@v1
+        with: 
+          toolchain: "stable-x86_64-unknown-linux-gnu"
+        
+      - name: Cache Cargo registry + build
+        uses: Swatinem/rust-cache@v2.8.0
+        
+      - name: Extract crate version
+        id: version
+        run: |
+          VERSION=$(grep '^version' Cargo.toml | head -1 | sed 's/version = "\(.*\)"/\1/')
+          echo "version=$VERSION" >> $GITHUB_OUTPUT
+
+      - name: Get short commit hash
+        id: commit
+        run: |
+          HASH="${GITHUB_SHA::4}"
+          echo "hash=${HASH}" >> $GITHUB_OUTPUT
+        
+      - name: Build release binary
+        run: |
+          CRATES=("ooniprobe-helpers" "ooniprobe-services" "ooniprobe" "ooniprobe-core" )
+          for crate in "${CRATES[@]}"; do
+              cargo build --release -p $crate --target-dir ./build/$crate 
+          done
+      
+      - name: Prepare artifacts
+        id: prepare
+        run: |
+          mkdir -p dist
+          VERSION="${{ steps.version.outputs.version }}"
+          HASH="${{ steps.commit.outputs.hash }}"
+          # All test helpers binaries
+          PARENT_DIR='./build'
+          for dir in "$PARENT_DIR"/*/; do
+              dir_name=$(basename "$dir")
+              dist_name="${dir_name}@${VERSION}-${HASH}"
+              mkdir -p "./dist/$dist_name"
+              
+              # find exec files
+              exe_files=()
+              src_dir="$PARENT_DIR/$dir_name/release"
+              for f in "$src_dir"/*; do [[ -x $f && -f $f ]] && exe_files+=( "$f" ); done
+
+              # Copy exe files
+              if (( ${#exe_files[@]} > 0 )); then
+                  cp -r "${exe_files[@]}" "./dist/$dist_name/"
+              fi
+              
+              # Copy .so files
+              if find "$src_dir" -maxdepth 1 -type f -name "*.so" | grep -q .; then
+                  cp -r $src_dir/*.so "./dist/$dist_name"
+              fi
+
+              # Generate .tar.gz files            
+              if [ -n "$(ls -A ./dist/$dist_name/ 2>/dev/null)" ]; then
+                  echo "files to tar: "
+                  ls -A ./dist/$dist_name/
+                  tar -czf ./dist/$dist_name.tar.gz -C ./dist/$dist_name/ $(echo ./dist/$dist_name/* | xargs -n1 basename)
+              fi
+          done
+          # Export dist path as step output
+          echo "dist_dir=$(pwd)/dist" >> $GITHUB_OUTPUT
+          echo "version_tag=${VERSION}-${HASH}" >> $GITHUB_OUTPUT
+          
+      - name: Create release
+        run: | 
+          VERSION_TAG="${{steps.prepare.outputs.version_tag}}"
+          DIST_DIR="${{steps.prepare.outputs.dist_dir}}"
+          gh release create $VERSION_TAG $DIST_DIR/*.tar.gz -t "Release $VERSION_TAG" -n "Release binaries for ooniprobe-rs"
+          
+      - name: Print artifact info
+        run: | 
+          echo "Artifact successfully built ✅"
+          echo "   Version: ooniprobe-rs@${{ steps.version.outputs.version }}-${{ steps.commit.outputs.hash }}"
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
new file mode 100644
index 0000000..f32a01d
--- /dev/null
+++ b/.github/workflows/test.yml
@@ -0,0 +1,23 @@
+name: test
+on:
+  pull_request: 
+    branches: 
+      - 'main'
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps: 
+      - name: Checkout repository 
+        uses: actions/checkout@v5.0.0
+        
+      - name: Install rustup toolchain
+        uses: dtolnay/rust-toolchain@v1
+        with: 
+          toolchain: "stable-x86_64-unknown-linux-gnu"
+        
+      - name: Cache Cargo registry + build
+        uses: Swatinem/rust-cache@v2.8.0
+        
+      - name: Run tests
+        run: cargo test --all-features --verbose
+  
diff --git a/Cargo.lock b/Cargo.lock
index 72dba18..5748f46 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -13,9 +13,9 @@ dependencies = [
 
 [[package]]
 name = "adler2"
-version = "2.0.0"
+version = "2.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "512761e0bb2578dd7380c6baaa0f4ce03e84f95e960231d1dec8bf4d7d6e2627"
+checksum = "320119579fcad9c21884f5c4861d16174d0e06250625266f50fe6898340abefa"
 
 [[package]]
 name = "aho-corasick"
@@ -41,12 +41,68 @@ dependencies = [
  "alloc-no-stdlib",
 ]
 
+[[package]]
+name = "anstream"
+version = "0.6.20"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3ae563653d1938f79b1ab1b5e668c87c76a9930414574a6583a7b7e11a8e6192"
+dependencies = [
+ "anstyle",
+ "anstyle-parse",
+ "anstyle-query",
+ "anstyle-wincon",
+ "colorchoice",
+ "is_terminal_polyfill",
+ "utf8parse",
+]
+
+[[package]]
+name = "anstyle"
+version = "1.0.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "862ed96ca487e809f1c8e5a8447f6ee2cf102f846893800b20cebdf541fc6bbd"
+
+[[package]]
+name = "anstyle-parse"
+version = "0.2.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4e7644824f0aa2c7b9384579234ef10eb7efb6a0deb83f9630a49594dd9c15c2"
+dependencies = [
+ "utf8parse",
+]
+
+[[package]]
+name = "anstyle-query"
+version = "1.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9e231f6134f61b71076a3eab506c379d4f36122f2af15a9ff04415ea4c3339e2"
+dependencies = [
+ "windows-sys 0.60.2",
+]
+
+[[package]]
+name = "anstyle-wincon"
+version = "3.0.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3e0633414522a32ffaac8ac6cc8f748e090c5717661fddeea04219e2344f5f2a"
+dependencies = [
+ "anstyle",
+ "once_cell_polyfill",
+ "windows-sys 0.60.2",
+]
+
 [[package]]
 name = "antidote"
 version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "34fde25430d87a9388dadbe6e34d7f72a462c8b43ac8d309b42b0a8505d7e2a5"
 
+[[package]]
+name = "anyhow"
+version = "1.0.98"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e16d2d3311acee920a9eb8d33b8cbc1787ce4a264e85f964c2404b969bdcd487"
+
 [[package]]
 name = "atomic-waker"
 version = "1.1.2"
@@ -55,15 +111,15 @@ checksum = "1505bd5d3d116872e7271a6d4e16d81d0c8570876c8de68093a09ac269d8aac0"
 
 [[package]]
 name = "autocfg"
-version = "1.4.0"
+version = "1.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ace50bade8e6234aa140d9a2f552bbee1db4d353f69b8217bc503490fc1a9f26"
+checksum = "c08606f8c3cbf4ce6ec8e28fb0014a2c086708fe954eaa885384a6165172e7e8"
 
 [[package]]
 name = "backtrace"
-version = "0.3.74"
+version = "0.3.75"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8d82cb332cdfaed17ae235a638438ac4d4839913cc2af585c3c6746e8f8bee1a"
+checksum = "6806a6321ec58106fea15becdad98371e28d92ccbc7c8f1b3b6dd724fe8f1002"
 dependencies = [
  "addr2line",
  "cfg-if",
@@ -100,15 +156,15 @@ dependencies = [
 
 [[package]]
 name = "bitflags"
-version = "2.8.0"
+version = "2.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8f68f53c83ab957f72c32642f3868eec03eb974d1fb82e453128456482613d36"
+checksum = "1b8e56985ec62d17e9c1001dc89c88ecd7dc08e47eba5ec7c29c7b5eeecde967"
 
 [[package]]
 name = "boring-sys2"
-version = "4.14.2"
+version = "4.15.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3543cd9134e146b9e2e585813ee626f6df8b8401966ea156e606580bcb0a9286"
+checksum = "e98922f4c534dd5d48efddc4c9568a99f067568735d784d607601ffec430da16"
 dependencies = [
  "autocfg",
  "bindgen",
@@ -119,9 +175,9 @@ dependencies = [
 
 [[package]]
 name = "boring2"
-version = "4.14.2"
+version = "4.15.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4f20bb24725b538858252bd3e8a02f41e40302d3ca8539e6634dbcc23e492b0a"
+checksum = "991409a20607967bdfce41b9ec895b3da81abfcde5af53392981d495dc7385e1"
 dependencies = [
  "bitflags",
  "boring-sys2",
@@ -143,9 +199,9 @@ dependencies = [
 
 [[package]]
 name = "brotli-decompressor"
-version = "4.0.2"
+version = "4.0.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "74fa05ad7d803d413eb8380983b092cbbaf9a85f151b871360e7b00cd7060b37"
+checksum = "a334ef7c9e23abf0ce748e8cd309037da93e606ad52eb372e4ce327a0dcfbdfd"
 dependencies = [
  "alloc-no-stdlib",
  "alloc-stdlib",
@@ -153,15 +209,15 @@ dependencies = [
 
 [[package]]
 name = "bytes"
-version = "1.9.0"
+version = "1.10.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "325918d6fe32f23b19878fe4b34794ae41fc19ddbe53b10571a4874d44ffd39b"
+checksum = "d71b6127be86fdcfddb610f7182ac57211d4b18a3e9c82eb2d17662f2227ad6a"
 
 [[package]]
 name = "cc"
-version = "1.2.10"
+version = "1.2.32"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "13208fcbb66eaeffe09b99fffbe1af420f00a7b35aa99ad683dfc1aa76145229"
+checksum = "2352e5597e9c544d5e6d9c95190d5d27738ade584fa8db0a16e130e5c2b5296e"
 dependencies = [
  "jobserver",
  "libc",
@@ -185,9 +241,9 @@ dependencies = [
 
 [[package]]
 name = "cfg-if"
-version = "1.0.0"
+version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
+checksum = "9555578bc9e57714c812a1f84e4fc5b4d21fcb063490c624de019f7464c91268"
 
 [[package]]
 name = "clang-sys"
@@ -202,13 +258,19 @@ dependencies = [
 
 [[package]]
 name = "cmake"
-version = "0.1.52"
+version = "0.1.54"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c682c223677e0e5b6b7f63a64b9351844c3f1b1678a68b7ee617e30fb082620e"
+checksum = "e7caa3f9de89ddbe2c607f4101924c5abec803763ae9534e4f4d7d8f84aa81f0"
 dependencies = [
  "cc",
 ]
 
+[[package]]
+name = "colorchoice"
+version = "1.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b05b61dc5112cbb17e4b6cd61790d9845d13888356391624cbe7e41efeac1e75"
+
 [[package]]
 name = "combine"
 version = "4.6.7"
@@ -237,9 +299,9 @@ checksum = "773648b94d0e5d620f64f280777445740e61fe701025087ec8b57f45c791888b"
 
 [[package]]
 name = "crc32fast"
-version = "1.4.2"
+version = "1.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a97769d94ddab943e4510d138150169a2758b5ef3eb191a9ee688de3e23ef7b3"
+checksum = "9481c1c90cbf2ac953f07c8d4a58aa3945c425b7185c9154d67a65e4230da511"
 dependencies = [
  "cfg-if",
 ]
@@ -257,9 +319,9 @@ dependencies = [
 
 [[package]]
 name = "either"
-version = "1.13.0"
+version = "1.15.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "60b1af1c220855b6ceac025d3f6ecdd2b7c4894bfe9cd9bda4fbb4bc7c0d4cf0"
+checksum = "48c757948c5ede0e46177b7add2e67155f70e33c07fea8284df6576da70b3719"
 
 [[package]]
 name = "encoding_rs"
@@ -270,17 +332,40 @@ dependencies = [
  "cfg-if",
 ]
 
+[[package]]
+name = "env_filter"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "186e05a59d4c50738528153b83b0b0194d3a29507dfec16eccd4b342903397d0"
+dependencies = [
+ "log",
+ "regex",
+]
+
+[[package]]
+name = "env_logger"
+version = "0.11.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "13c863f0904021b108aa8b2f55046443e6b1ebde8fd4a15c399893aae4fa069f"
+dependencies = [
+ "anstream",
+ "anstyle",
+ "env_filter",
+ "jiff",
+ "log",
+]
+
 [[package]]
 name = "equivalent"
-version = "1.0.1"
+version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5443807d6dff69373d433ab9ef5378ad8df50ca6298caf15de6e52e24aaf54d5"
+checksum = "877a4ace8713b0bcf2a4e7eec82529c029f1d0619886d18145fea96c3ffe5c0f"
 
 [[package]]
 name = "flate2"
-version = "1.0.35"
+version = "1.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c936bfdafb507ebbf50b8074c54fa31c5be9a1e7e5f467dd659697041407d07c"
+checksum = "4a3d7db9596fecd151c5f638c0ee5d5bd487b6e0ea232e5dc96d5250f6f94b1d"
 dependencies = [
  "crc32fast",
  "miniz_oxide",
@@ -383,6 +468,18 @@ dependencies = [
  "pin-utils",
 ]
 
+[[package]]
+name = "getrandom"
+version = "0.3.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "26145e563e54f2cadc477553f1ec5ee650b00862f0a58bcd12cbdc5f0ea2d2f4"
+dependencies = [
+ "cfg-if",
+ "libc",
+ "r-efi",
+ "wasi 0.14.2+wasi-0.2.4",
+]
+
 [[package]]
 name = "gimli"
 version = "0.31.1"
@@ -391,15 +488,15 @@ checksum = "07e28edb80900c19c28f1072f2e8aeca7fa06b23cd4169cefe1af5aa3260783f"
 
 [[package]]
 name = "glob"
-version = "0.3.2"
+version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a8d1add55171497b4705a648c6b583acafb01d58050a51727785f0b2c8e0a2b2"
+checksum = "0cc23270f6e1808e30a928bdc84dea0b9b4136a8bc82338574f23baf47bbd280"
 
 [[package]]
 name = "h2"
-version = "0.4.7"
+version = "0.4.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ccae279728d634d083c00f6099cb58f01cc99c145b84b8be2f6c74618d79922e"
+checksum = "f3c0b69cfcb4e1b9f1bf2f53f95f766e4661169728ec61cd3fe5a0166f2d1386"
 dependencies = [
  "atomic-waker",
  "bytes",
@@ -416,15 +513,15 @@ dependencies = [
 
 [[package]]
 name = "hashbrown"
-version = "0.15.2"
+version = "0.15.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bf151400ff0baff5465007dd2f3e717f3fe502074ca563069ce3a6629d07b289"
+checksum = "9229cfe53dfd69f0609a49f65461bd93001ea1ef889cd5529dd176593f5338a1"
 
 [[package]]
 name = "http"
-version = "1.2.0"
+version = "1.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f16ca2af56261c99fba8bac40a10251ce8188205a4c448fbb745a2e4daa76fea"
+checksum = "f4a85d31aea989eead29a3aaf9e1115a180df8282431156e533de47660892565"
 dependencies = [
  "bytes",
  "fnv",
@@ -443,12 +540,12 @@ dependencies = [
 
 [[package]]
 name = "http-body-util"
-version = "0.1.2"
+version = "0.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "793429d76616a256bcb62c2a2ec2bed781c8307e797e2598c50010f2bee2544f"
+checksum = "b021d93e26becf5dc7e1b75b1bed1fd93124b374ceb73f43d4d4eafec896a64a"
 dependencies = [
  "bytes",
- "futures-util",
+ "futures-core",
  "http",
  "http-body",
  "pin-project-lite",
@@ -456,9 +553,9 @@ dependencies = [
 
 [[package]]
 name = "http2"
-version = "0.4.18"
+version = "0.4.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "69d17393268063a8cdb0f4b7591922783ee95a6a7e2ac8b8d5f84a99ef9b8bbe"
+checksum = "a6e23815f8ec982e1452e1d0fda921ec20a9187fb610ad003c90cc5abd65b2c4"
 dependencies = [
  "atomic-waker",
  "bytes",
@@ -474,15 +571,21 @@ dependencies = [
 
 [[package]]
 name = "httparse"
-version = "1.9.5"
+version = "1.10.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7d71d3574edd2771538b901e6549113b4006ece66150fb69c0fb6d9a2adae946"
+checksum = "6dbf3de79e51f3d586ab4cb9d5c3e2c14aa28ed23d180cf89b4df0454a69cc87"
+
+[[package]]
+name = "httpdate"
+version = "1.0.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "df3b46402a9d5adb4c86a0cf463f42e19994e3ee891101b1841f30a545cb49a9"
 
 [[package]]
 name = "hyper"
-version = "1.5.2"
+version = "1.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "256fb8d4bd6413123cc9d91832d78325c48ff41677595be797d90f42969beae0"
+checksum = "cc2b571658e38e0c01b1fdca3bbbe93c00d3d71693ff2770043f8c29bc7d6f80"
 dependencies = [
  "bytes",
  "futures-channel",
@@ -491,6 +594,7 @@ dependencies = [
  "http",
  "http-body",
  "httparse",
+ "httpdate",
  "itoa",
  "pin-project-lite",
  "smallvec",
@@ -500,12 +604,12 @@ dependencies = [
 
 [[package]]
 name = "hyper-util"
-version = "0.1.10"
+version = "0.1.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "df2dcfbe0677734ab2f3ffa7fa7bfd4706bfdc1ef393f2ee30184aed67e631b4"
+checksum = "8d9b05277c7e8da2c93a568989bb6207bef0112e8d17df7a6eda4a3cf143bc5e"
 dependencies = [
  "bytes",
- "futures-util",
+ "futures-core",
  "http",
  "http-body",
  "hyper",
@@ -535,21 +639,22 @@ dependencies = [
 
 [[package]]
 name = "icu_collections"
-version = "1.5.0"
+version = "2.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "db2fa452206ebee18c4b5c2274dbf1de17008e874b4dc4f0aea9d01ca79e4526"
+checksum = "200072f5d0e3614556f94a9930d5dc3e0662a652823904c3a75dc3b0af7fee47"
 dependencies = [
  "displaydoc",
+ "potential_utf",
  "yoke",
  "zerofrom",
  "zerovec",
 ]
 
 [[package]]
-name = "icu_locid"
-version = "1.5.0"
+name = "icu_locale_core"
+version = "2.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "13acbb8371917fc971be86fc8057c41a64b521c184808a698c02acc242dbf637"
+checksum = "0cde2700ccaed3872079a65fb1a78f6c0a36c91570f28755dda67bc8f7d9f00a"
 dependencies = [
  "displaydoc",
  "litemap",
@@ -558,31 +663,11 @@ dependencies = [
  "zerovec",
 ]
 
-[[package]]
-name = "icu_locid_transform"
-version = "1.5.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "01d11ac35de8e40fdeda00d9e1e9d92525f3f9d887cdd7aa81d727596788b54e"
-dependencies = [
- "displaydoc",
- "icu_locid",
- "icu_locid_transform_data",
- "icu_provider",
- "tinystr",
- "zerovec",
-]
-
-[[package]]
-name = "icu_locid_transform_data"
-version = "1.5.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fdc8ff3388f852bede6b579ad4e978ab004f139284d7b28715f773507b946f6e"
-
 [[package]]
 name = "icu_normalizer"
-version = "1.5.0"
+version = "2.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "19ce3e0da2ec68599d193c93d088142efd7f9c5d6fc9b803774855747dc6a84f"
+checksum = "436880e8e18df4d7bbc06d58432329d6458cc84531f7ac5f024e93deadb37979"
 dependencies = [
  "displaydoc",
  "icu_collections",
@@ -590,67 +675,54 @@ dependencies = [
  "icu_properties",
  "icu_provider",
  "smallvec",
- "utf16_iter",
- "utf8_iter",
- "write16",
  "zerovec",
 ]
 
 [[package]]
 name = "icu_normalizer_data"
-version = "1.5.0"
+version = "2.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f8cafbf7aa791e9b22bec55a167906f9e1215fd475cd22adfcf660e03e989516"
+checksum = "00210d6893afc98edb752b664b8890f0ef174c8adbb8d0be9710fa66fbbf72d3"
 
 [[package]]
 name = "icu_properties"
-version = "1.5.1"
+version = "2.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "93d6020766cfc6302c15dbbc9c8778c37e62c14427cb7f6e601d849e092aeef5"
+checksum = "016c619c1eeb94efb86809b015c58f479963de65bdb6253345c1a1276f22e32b"
 dependencies = [
  "displaydoc",
  "icu_collections",
- "icu_locid_transform",
+ "icu_locale_core",
  "icu_properties_data",
  "icu_provider",
- "tinystr",
+ "potential_utf",
+ "zerotrie",
  "zerovec",
 ]
 
 [[package]]
 name = "icu_properties_data"
-version = "1.5.0"
+version = "2.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "67a8effbc3dd3e4ba1afa8ad918d5684b8868b3b26500753effea8d2eed19569"
+checksum = "298459143998310acd25ffe6810ed544932242d3f07083eee1084d83a71bd632"
 
 [[package]]
 name = "icu_provider"
-version = "1.5.0"
+version = "2.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6ed421c8a8ef78d3e2dbc98a973be2f3770cb42b606e3ab18d6237c4dfde68d9"
+checksum = "03c80da27b5f4187909049ee2d72f276f0d9f99a42c306bd0131ecfe04d8e5af"
 dependencies = [
  "displaydoc",
- "icu_locid",
- "icu_provider_macros",
+ "icu_locale_core",
  "stable_deref_trait",
  "tinystr",
  "writeable",
  "yoke",
  "zerofrom",
+ "zerotrie",
  "zerovec",
 ]
 
-[[package]]
-name = "icu_provider_macros"
-version = "1.5.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1ec89e9337638ecdc08744df490b221a7399bf8d164eb52a665454e60e075ad6"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn",
-]
-
 [[package]]
 name = "idna"
 version = "1.0.3"
@@ -664,9 +736,9 @@ dependencies = [
 
 [[package]]
 name = "idna_adapter"
-version = "1.2.0"
+version = "1.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "daca1df1c957320b2cf139ac61e7bd64fed304c5040df000a745aa1de3b4ef71"
+checksum = "3acae9609540aa318d1bc588455225fb2085b9ed0c4f6bd0d9d5bcd86f1a0344"
 dependencies = [
  "icu_normalizer",
  "icu_properties",
@@ -674,20 +746,37 @@ dependencies = [
 
 [[package]]
 name = "indexmap"
-version = "2.7.1"
+version = "2.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8c9c992b02b5b4c94ea26e32fe5bccb7aa7d9f390ab5c1221ff895bc7ea8b652"
+checksum = "fe4cd85333e22411419a0bcae1297d25e58c9443848b11dc6a86fefe8c78a661"
 dependencies = [
  "equivalent",
  "hashbrown",
 ]
 
+[[package]]
+name = "io-uring"
+version = "0.7.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d93587f37623a1a17d94ef2bc9ada592f5465fe7732084ab7beefabe5c77c0c4"
+dependencies = [
+ "bitflags",
+ "cfg-if",
+ "libc",
+]
+
 [[package]]
 name = "ipnet"
 version = "2.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "469fb0b9cefa57e3ef31275ee7cacb78f2fdca44e4765491884a2b119d4eb130"
 
+[[package]]
+name = "is_terminal_polyfill"
+version = "1.70.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7943c866cc5cd64cbc25b2e01621d07fa8eb2a1a23160ee81ce38704e97b8ecf"
+
 [[package]]
 name = "itertools"
 version = "0.13.0"
@@ -699,9 +788,33 @@ dependencies = [
 
 [[package]]
 name = "itoa"
-version = "1.0.14"
+version = "1.0.15"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4a5f13b858c8d314ee3e8f639011f7ccefe71f97f96e50151fb991f267928e2c"
+
+[[package]]
+name = "jiff"
+version = "0.2.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d75a2a4b1b190afb6f5425f10f6a8f959d2ea0b9c2b1d79553551850539e4674"
+checksum = "be1f93b8b1eb69c77f24bbb0afdf66f54b632ee39af40ca21c4365a1d7347e49"
+dependencies = [
+ "jiff-static",
+ "log",
+ "portable-atomic",
+ "portable-atomic-util",
+ "serde",
+]
+
+[[package]]
+name = "jiff-static"
+version = "0.2.15"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "03343451ff899767262ec32146f6d559dd759fdadf42ff0e227c7c48f72594b4"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
 
 [[package]]
 name = "jni"
@@ -727,27 +840,28 @@ checksum = "8eaf4bc02d17cbdd7ff4c7438cafcdf7fb9a4613313ad11b4f8fefe7d3fa0130"
 
 [[package]]
 name = "jobserver"
-version = "0.1.32"
+version = "0.1.33"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "48d1dbcbbeb6a7fec7e059840aa538bd62aaccf972c7346c4d9d2059312853d0"
+checksum = "38f262f097c174adebe41eb73d66ae9c06b2844fb0da69969647bbddd9b0538a"
 dependencies = [
+ "getrandom",
  "libc",
 ]
 
 [[package]]
 name = "libc"
-version = "0.2.169"
+version = "0.2.175"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b5aba8db14291edd000dfcc4d620c7ebfb122c613afb886ca8803fa4e128a20a"
+checksum = "6a82ae493e598baaea5209805c49bbf2ea7de956d50d7da0da1164f9c6d28543"
 
 [[package]]
 name = "libloading"
-version = "0.8.6"
+version = "0.8.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fc2f4eb4bc735547cfed7c0a4922cbd04a4655978c09b54f1f7b228750664c34"
+checksum = "07033963ba89ebaf1584d767badaa2e8fcec21aedea6b8c0346d487d49c28667"
 dependencies = [
  "cfg-if",
- "windows-targets 0.52.6",
+ "windows-targets 0.53.3",
 ]
 
 [[package]]
@@ -767,15 +881,15 @@ dependencies = [
 
 [[package]]
 name = "litemap"
-version = "0.7.4"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4ee93343901ab17bd981295f2cf0026d4ad018c7c31ba84549a4ddbb47a45104"
+checksum = "241eaef5fd12c88705a01fc1066c48c4b36e0dd4377dcdc7ec3942cea7a69956"
 
 [[package]]
 name = "lock_api"
-version = "0.4.12"
+version = "0.4.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "07af8b9cdd281b7915f413fa73f29ebd5d55d0d3f0155584dade1ff18cea1b17"
+checksum = "96936507f153605bddfcda068dd804796c84324ed2510809e5b2a624c81da765"
 dependencies = [
  "autocfg",
  "scopeguard",
@@ -783,21 +897,21 @@ dependencies = [
 
 [[package]]
 name = "log"
-version = "0.4.25"
+version = "0.4.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "04cbf5b083de1c7e0222a7a51dbfdba1cbe1c6ab0b15e29fff3f6c077fd9cd9f"
+checksum = "13dc2df351e3202783a1fe0d44375f7295ffb4049267b0f3018346dc122a1d94"
 
 [[package]]
 name = "lru"
-version = "0.12.5"
+version = "0.13.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "234cf4f4a04dc1f57e24b96cc0cd600cf2af460d4161ac5ecdd0af8e1f3b2a38"
+checksum = "227748d55f2f0ab4735d87fd623798cb6b664512fe979705f829c9f81c934465"
 
 [[package]]
 name = "memchr"
-version = "2.7.4"
+version = "2.7.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "78ca9ab1a0babb1e7d5695e3530886289c18cf2f87ec19a575a0abdce112e3a3"
+checksum = "32a282da65faaf38286cf3be983213fcf1d2e2a58700e808f83f4ea9a4804bc0"
 
 [[package]]
 name = "mime"
@@ -813,22 +927,22 @@ checksum = "68354c5c6bd36d73ff3feceb05efa59b6acb7626617f4962be322a825e61f79a"
 
 [[package]]
 name = "miniz_oxide"
-version = "0.8.3"
+version = "0.8.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b8402cab7aefae129c6977bb0ff1b8fd9a04eb5b51efc50a70bea51cda0c7924"
+checksum = "1fa76a2c86f704bdb222d66965fb3d63269ce38518b83cb0575fca855ebb6316"
 dependencies = [
  "adler2",
 ]
 
 [[package]]
 name = "mio"
-version = "1.0.3"
+version = "1.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2886843bf800fba2e3377cff24abf6379b4c4d5c6681eaf9ea5b0d15090450bd"
+checksum = "78bed444cc8a2160f01cbcf811ef18cac863ad68ae8ca62092e8db51d51c761c"
 dependencies = [
  "libc",
- "wasi",
- "windows-sys 0.52.0",
+ "wasi 0.11.1+wasi-snapshot-preview1",
+ "windows-sys 0.59.0",
 ]
 
 [[package]]
@@ -852,9 +966,15 @@ dependencies = [
 
 [[package]]
 name = "once_cell"
-version = "1.20.2"
+version = "1.21.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1261fe7e33c73b354eab43b1273a57c8f967d0391e80353e51f764ac02cf6775"
+checksum = "42f5e15c9953c5e4ccceeb2e7382a716482c34515315f7b03532b8b4e8393d2d"
+
+[[package]]
+name = "once_cell_polyfill"
+version = "1.70.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a4895175b425cb1f87721b59f0f286c2092bd4af812243672510e1ac53e2e0ad"
 
 [[package]]
 name = "ooniprobe"
@@ -871,6 +991,22 @@ dependencies = [
 name = "ooniprobe-core"
 version = "0.1.0"
 
+[[package]]
+name = "ooniprobe-helpers"
+version = "0.1.0"
+dependencies = [
+ "anyhow",
+ "bytes",
+ "env_logger",
+ "http-body-util",
+ "hyper",
+ "hyper-util",
+ "log",
+ "serde",
+ "serde_json",
+ "tokio",
+]
+
 [[package]]
 name = "ooniprobe-services"
 version = "0.1.0"
@@ -903,9 +1039,9 @@ dependencies = [
 
 [[package]]
 name = "parking_lot"
-version = "0.12.3"
+version = "0.12.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f1bf18183cf54e8d6059647fc3063646a1801cf30896933ec2311622cc4b9a27"
+checksum = "70d58bf43669b5795d1576d0641cfb6fbb2057bf629506267a92807158584a13"
 dependencies = [
  "lock_api",
  "parking_lot_core",
@@ -913,9 +1049,9 @@ dependencies = [
 
 [[package]]
 name = "parking_lot_core"
-version = "0.9.10"
+version = "0.9.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1e401f977ab385c9e4e3ab30627d6f26d00e2c73eef317493c4ec6d468726cf8"
+checksum = "bc838d2a56b5b1a6c25f55575dfc605fabb63bb2365f6c2353ef9159aa69e4a5"
 dependencies = [
  "cfg-if",
  "libc",
@@ -944,33 +1080,63 @@ checksum = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"
 
 [[package]]
 name = "pkg-config"
-version = "0.3.31"
+version = "0.3.32"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "953ec861398dccce10c670dfeaf3ec4911ca479e9c02154b3a215178c5f566f2"
+checksum = "7edddbd0b52d732b21ad9a5fab5c704c14cd949e5e9a1ec5929a24fded1b904c"
+
+[[package]]
+name = "portable-atomic"
+version = "1.11.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f84267b20a16ea918e43c6a88433c2d54fa145c92a811b5b047ccbe153674483"
+
+[[package]]
+name = "portable-atomic-util"
+version = "0.2.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d8a2f0d8d040d7848a709caf78912debcc3f33ee4b3cac47d73d1e1069e83507"
+dependencies = [
+ "portable-atomic",
+]
+
+[[package]]
+name = "potential_utf"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e5a7c30837279ca13e7c867e9e40053bc68740f988cb07f7ca6df43cc734b585"
+dependencies = [
+ "zerovec",
+]
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.93"
+version = "1.0.96"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "60946a68e5f9d28b0dc1c21bb8a97ee7d018a8b322fa57838ba31cc878e22d99"
+checksum = "beef09f85ae72cea1ef96ba6870c51e6382ebfa4f0e85b643459331f3daa5be0"
 dependencies = [
  "unicode-ident",
 ]
 
 [[package]]
 name = "quote"
-version = "1.0.38"
+version = "1.0.40"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0e4dccaaaf89514f546c693ddc140f729f958c247918a13380cccc6078391acc"
+checksum = "1885c039570dc00dcb4ff087a89e185fd56bae234ddc7f056a945bf36467248d"
 dependencies = [
  "proc-macro2",
 ]
 
+[[package]]
+name = "r-efi"
+version = "5.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "69cdb34c158ceb288df11e18b4bd39de994f6657d83847bdffdbd7f346754b0f"
+
 [[package]]
 name = "redox_syscall"
-version = "0.5.8"
+version = "0.5.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "03a862b389f93e68874fbf580b9de08dd02facb9a788ebadaf4a3fd33cf58834"
+checksum = "5407465600fb0548f1442edf71dd20683c6ed326200ace4b1ef0763521bb3b77"
 dependencies = [
  "bitflags",
 ]
@@ -1006,9 +1172,9 @@ checksum = "2b15c43186be67a4fd63bee50d0303afffcef381492ebe2c5d87f324e1b8815c"
 
 [[package]]
 name = "rquest"
-version = "2.0.3"
+version = "2.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "592e7402634202bf1b2f7d948d30ab0b9b81e95b496f883ee56c1e90ba3d3106"
+checksum = "b5037287a38246515a36794ee0e475ea0bd4f3873c06229680287a52dc428ec9"
 dependencies = [
  "antidote",
  "base64",
@@ -1034,7 +1200,7 @@ dependencies = [
  "pin-project-lite",
  "serde",
  "serde_urlencoded",
- "socket2",
+ "socket2 0.5.10",
  "sync_wrapper",
  "system-configuration",
  "tokio",
@@ -1043,16 +1209,16 @@ dependencies = [
  "tower-service",
  "typed-builder",
  "url",
- "webpki-root-certs",
+ "webpki-root-certs 0.26.11",
  "windows-registry",
  "zstd",
 ]
 
 [[package]]
 name = "rustc-demangle"
-version = "0.1.24"
+version = "0.1.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "719b953e2095829ee67db738b3bfa9fa368c94900df327b3f07fe6e794d2fe1f"
+checksum = "56f7d92ca342cea22a06f2121d944b4fd82af56988c270852495420f961d4ace"
 
 [[package]]
 name = "rustc-hash"
@@ -1062,15 +1228,15 @@ checksum = "08d43f7aa6b08d49f382cde6a7982047c3426db949b1424bc4b7ec9ae12c6ce2"
 
 [[package]]
 name = "rustls-pki-types"
-version = "1.10.1"
+version = "1.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d2bf47e6ff922db3825eb750c4e2ff784c6ff8fb9e13046ef6a1d1c5401b0b37"
+checksum = "229a4a4c221013e7e1f1a043678c5cc39fe5171437c88fb47151a21e6f5b5c79"
 
 [[package]]
 name = "ryu"
-version = "1.0.18"
+version = "1.0.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f3cb5ba0dc43242ce17de99c180e96db90b235b8a9fdc9543c96d2209116bd9f"
+checksum = "28d3b2b1366ec20994f1fd18c3c594f05c5dd4bc44d8bb0c1c632c8d6829481f"
 
 [[package]]
 name = "same-file"
@@ -1089,18 +1255,18 @@ checksum = "94143f37725109f92c262ed2cf5e59bce7498c01bcc1502d7b9afe439a4e9f49"
 
 [[package]]
 name = "serde"
-version = "1.0.217"
+version = "1.0.219"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "02fc4265df13d6fa1d00ecff087228cc0a2b5f3c0e87e258d8b94a156e984c70"
+checksum = "5f0e2c6ed6606019b4e29e69dbaba95b11854410e5347d525002456dbbb786b6"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.217"
+version = "1.0.219"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5a9bf7cf98d04a2b28aead066b7496853d4779c9cc183c440dbac457641e19a0"
+checksum = "5b0276cf7f2c73365f7157c8123c21cd9a50fbbd844757af28ca1f5925fc2a00"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1109,9 +1275,9 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.137"
+version = "1.0.142"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "930cfb6e6abf99298aaad7d29abbef7a9999a9a8806a40088f55f0dcec03146b"
+checksum = "030fedb782600dcbd6f02d479bf0d817ac3bb40d644745b769d6a96bc3afc5a7"
 dependencies = [
  "itoa",
  "memchr",
@@ -1139,38 +1305,45 @@ checksum = "0fda2ff0d084019ba4d7c6f371c95d8fd75ce3524c3cb8fb653a3023f6323e64"
 
 [[package]]
 name = "signal-hook-registry"
-version = "1.4.2"
+version = "1.4.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a9e9e0b4211b72e7b8b6e85c807d36c212bdb33ea8587f7569562a84df5465b1"
+checksum = "b2a4719bff48cee6b39d12c020eeb490953ad2443b7055bd0b21fca26bd8c28b"
 dependencies = [
  "libc",
 ]
 
 [[package]]
 name = "slab"
-version = "0.4.9"
+version = "0.4.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8f92a496fb766b417c996b9c5e57daf2f7ad3b0bebe1ccfca4856390e3d3bb67"
-dependencies = [
- "autocfg",
-]
+checksum = "7a2ae44ef20feb57a68b23d846850f861394c2e02dc425a50098ae8c90267589"
 
 [[package]]
 name = "smallvec"
-version = "1.13.2"
+version = "1.15.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3c5e1a9a646d36c3599cd173a41282daf47c44583ad367b8e6837255952e5c67"
+checksum = "67b1b7a3b5fe4f1376887184045fcf45c69e92af734b7aaddc05fb777b6fbd03"
 
 [[package]]
 name = "socket2"
-version = "0.5.8"
+version = "0.5.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c970269d99b64e60ec3bd6ad27270092a5394c4e309314b18ae3fe575695fbe8"
+checksum = "e22376abed350d73dd1cd119b57ffccad95b4e585a7cda43e286245ce23c0678"
 dependencies = [
  "libc",
  "windows-sys 0.52.0",
 ]
 
+[[package]]
+name = "socket2"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "233504af464074f9d066d7b5416c5f9b894a5862a6506e306f7b816cdd6f1807"
+dependencies = [
+ "libc",
+ "windows-sys 0.59.0",
+]
+
 [[package]]
 name = "stable_deref_trait"
 version = "1.2.0"
@@ -1179,9 +1352,9 @@ checksum = "a8f112729512f8e442d81f95a8a7ddf2b7c6b8a1a6f509a95864142b30cab2d3"
 
 [[package]]
 name = "syn"
-version = "2.0.96"
+version = "2.0.104"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d5d0adab1ae378d7f53bdebc67a39f1f151407ef230f0ce2883572f5d8985c80"
+checksum = "17b6f705963418cdb9927482fa304bc562ece2fdd4f616084c50b7023b435a40"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1199,9 +1372,9 @@ dependencies = [
 
 [[package]]
 name = "synstructure"
-version = "0.13.1"
+version = "0.13.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c8af7666ab7b6390ab78131fb5b0fce11d6b7a6951602017c35fa82800708971"
+checksum = "728a70f3dbaf5bab7f0c4b1ac8d7ae5ea60a4b5549c8a5914361c99147a709d2"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1251,9 +1424,9 @@ dependencies = [
 
 [[package]]
 name = "tinystr"
-version = "0.7.6"
+version = "0.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9117f5d4db391c1cf6927e7bea3db74b9a1c1add8f7eda9ffd5364f40f57b82f"
+checksum = "5d4f6d1145dcb577acf783d4e601bc1d76a13337bb54e6233add580b07344c8b"
 dependencies = [
  "displaydoc",
  "zerovec",
@@ -1261,27 +1434,29 @@ dependencies = [
 
 [[package]]
 name = "tokio"
-version = "1.43.0"
+version = "1.47.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3d61fa4ffa3de412bfea335c6ecff681de2b609ba3c77ef3e00e521813a9ed9e"
+checksum = "89e49afdadebb872d3145a5638b59eb0691ea23e46ca484037cfab3b76b95038"
 dependencies = [
  "backtrace",
  "bytes",
+ "io-uring",
  "libc",
  "mio",
  "parking_lot",
  "pin-project-lite",
  "signal-hook-registry",
- "socket2",
+ "slab",
+ "socket2 0.6.0",
  "tokio-macros",
- "windows-sys 0.52.0",
+ "windows-sys 0.59.0",
 ]
 
 [[package]]
 name = "tokio-boring2"
-version = "4.14.2"
+version = "4.15.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e5e0eea787f714e5cf4e8c8b80f77a34e78b0f05700b7722e71b60675ece1d0c"
+checksum = "0ae2c6d0f0ca2087e897c77b9a1890225c2427c695743ec78c0d4a856e282b54"
 dependencies = [
  "boring-sys2",
  "boring2",
@@ -1301,9 +1476,9 @@ dependencies = [
 
 [[package]]
 name = "tokio-util"
-version = "0.7.13"
+version = "0.7.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d7fcaa8d55a2bdd6b83ace262b016eca0d79ee02818c5c1bcdf0305114081078"
+checksum = "14307c986784f72ef81c89db7d9e28d6ac26d16213b109ea501696195e6e3ce5"
 dependencies = [
  "bytes",
  "futures-core",
@@ -1351,9 +1526,9 @@ dependencies = [
 
 [[package]]
 name = "tracing-core"
-version = "0.1.33"
+version = "0.1.34"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e672c95779cf947c5311f83787af4fa8fffd12fb27e4993211a84bdfd9610f9c"
+checksum = "b9d12581f227e93f094d3af2ae690a574abb8a2b9b7a96e7cfe9647b2b617678"
 dependencies = [
  "once_cell",
 ]
@@ -1366,18 +1541,18 @@ checksum = "e421abadd41a4225275504ea4d6566923418b7f05506fbc9c0fe86ba7396114b"
 
 [[package]]
 name = "typed-builder"
-version = "0.20.0"
+version = "0.20.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7e14ed59dc8b7b26cacb2a92bad2e8b1f098806063898ab42a3bd121d7d45e75"
+checksum = "cd9d30e3a08026c78f246b173243cf07b3696d274debd26680773b6773c2afc7"
 dependencies = [
  "typed-builder-macro",
 ]
 
 [[package]]
 name = "typed-builder-macro"
-version = "0.20.0"
+version = "0.20.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "560b82d656506509d43abe30e0ba64c56b1953ab3d4fe7ba5902747a7a3cedd5"
+checksum = "3c36781cc0e46a83726d9879608e4cf6c2505237e263a8eb8c24502989cfdb28"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1386,9 +1561,9 @@ dependencies = [
 
 [[package]]
 name = "unicode-ident"
-version = "1.0.15"
+version = "1.0.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "11cd88e12b17c6494200a9c1b683a04fcac9573ed74cd1b62aeb2727c5592243"
+checksum = "5a5f39404a5da50712a4c1eecf25e90dd62b613502b7e925fd4e4d19b5c96512"
 
 [[package]]
 name = "url"
@@ -1401,18 +1576,18 @@ dependencies = [
  "percent-encoding",
 ]
 
-[[package]]
-name = "utf16_iter"
-version = "1.0.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c8232dd3cdaed5356e0f716d285e4b40b932ac434100fe9b7e0e8e935b9e6246"
-
 [[package]]
 name = "utf8_iter"
 version = "1.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b6c140620e7ffbb22c2dee59cafe6084a59b5ffc27a8859a5f0d494b5d52b6be"
 
+[[package]]
+name = "utf8parse"
+version = "0.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "06abde3611657adf66d383f00b093d7faecc7fa57071cce2578660c9f1010821"
+
 [[package]]
 name = "walkdir"
 version = "2.5.0"
@@ -1434,15 +1609,33 @@ dependencies = [
 
 [[package]]
 name = "wasi"
-version = "0.11.0+wasi-snapshot-preview1"
+version = "0.11.1+wasi-snapshot-preview1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ccf3ec651a847eb01de73ccad15eb7d99f80485de043efb2f370cd654f4ea44b"
+
+[[package]]
+name = "wasi"
+version = "0.14.2+wasi-0.2.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9683f9a5a998d873c0d21fcbe3c083009670149a8fab228644b8bd36b2c48cb3"
+dependencies = [
+ "wit-bindgen-rt",
+]
+
+[[package]]
+name = "webpki-root-certs"
+version = "0.26.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
+checksum = "75c7f0ef91146ebfb530314f5f1d24528d7f0767efbfd31dce919275413e393e"
+dependencies = [
+ "webpki-root-certs 1.0.2",
+]
 
 [[package]]
 name = "webpki-root-certs"
-version = "0.26.7"
+version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9cd5da49bdf1f30054cfe0b8ce2958b8fbeb67c4d82c8967a598af481bef255c"
+checksum = "4e4ffd8df1c57e87c325000a3d6ef93db75279dc3a231125aac571650f22b12a"
 dependencies = [
  "rustls-pki-types",
 ]
@@ -1469,7 +1662,7 @@ version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cf221c93e13a30d793f7645a0e7762c55d169dbb0a49671918a2319d289b10bb"
 dependencies = [
- "windows-sys 0.52.0",
+ "windows-sys 0.59.0",
 ]
 
 [[package]]
@@ -1478,33 +1671,39 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
 
+[[package]]
+name = "windows-link"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5e6ad25900d524eaabdbbb96d20b4311e1e7ae1699af4fb28c17ae66c80d798a"
+
 [[package]]
 name = "windows-registry"
-version = "0.4.0"
+version = "0.5.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4286ad90ddb45071efd1a66dfa43eb02dd0dfbae1545ad6cc3c51cf34d7e8ba3"
+checksum = "5b8a9ed28765efc97bbc954883f4e6796c33a06546ebafacbabee9696967499e"
 dependencies = [
+ "windows-link",
  "windows-result",
  "windows-strings",
- "windows-targets 0.53.0",
 ]
 
 [[package]]
 name = "windows-result"
-version = "0.3.0"
+version = "0.3.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d08106ce80268c4067c0571ca55a9b4e9516518eaa1a1fe9b37ca403ae1d1a34"
+checksum = "56f42bd332cc6c8eac5af113fc0c1fd6a8fd2aa08a0119358686e5160d0586c6"
 dependencies = [
- "windows-targets 0.53.0",
+ "windows-link",
 ]
 
 [[package]]
 name = "windows-strings"
-version = "0.3.0"
+version = "0.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b888f919960b42ea4e11c2f408fadb55f78a9f236d5eef084103c8ce52893491"
+checksum = "56e6c93f3a0c3b36176cb1327a4958a0353d5d166c2a35cb268ace15e91d3b57"
 dependencies = [
- "windows-targets 0.53.0",
+ "windows-link",
 ]
 
 [[package]]
@@ -1525,6 +1724,24 @@ dependencies = [
  "windows-targets 0.52.6",
 ]
 
+[[package]]
+name = "windows-sys"
+version = "0.59.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1e38bc4d79ed67fd075bcc251a1c39b32a1776bbe92e5bef1f0bf1f8c531853b"
+dependencies = [
+ "windows-targets 0.52.6",
+]
+
+[[package]]
+name = "windows-sys"
+version = "0.60.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f2f500e4d28234f72040990ec9d39e3a6b950f9f22d3dba18416c35882612bcb"
+dependencies = [
+ "windows-targets 0.53.3",
+]
+
 [[package]]
 name = "windows-targets"
 version = "0.42.2"
@@ -1558,10 +1775,11 @@ dependencies = [
 
 [[package]]
 name = "windows-targets"
-version = "0.53.0"
+version = "0.53.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b1e4c7e8ceaaf9cb7d7507c974735728ab453b67ef8f18febdd7c11fe59dca8b"
+checksum = "d5fe6031c4041849d7c496a8ded650796e7b6ecc19df1a431c1a363342e5dc91"
 dependencies = [
+ "windows-link",
  "windows_aarch64_gnullvm 0.53.0",
  "windows_aarch64_msvc 0.53.0",
  "windows_i686_gnu 0.53.0",
@@ -1711,22 +1929,25 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "271414315aff87387382ec3d271b52d7ae78726f5d44ac98b4f4030c91880486"
 
 [[package]]
-name = "write16"
-version = "1.0.0"
+name = "wit-bindgen-rt"
+version = "0.39.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d1890f4022759daae28ed4fe62859b1236caebfc61ede2f63ed4e695f3f6d936"
+checksum = "6f42320e61fe2cfd34354ecb597f86f413484a798ba44a8ca1165c58d42da6c1"
+dependencies = [
+ "bitflags",
+]
 
 [[package]]
 name = "writeable"
-version = "0.5.5"
+version = "0.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1e9df38ee2d2c3c5948ea468a8406ff0db0b29ae1ffde1bcf20ef305bcc95c51"
+checksum = "ea2f10b9bb0928dfb1b42b65e1f9e36f7f54dbdf08457afefb38afcdec4fa2bb"
 
 [[package]]
 name = "yoke"
-version = "0.7.5"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "120e6aef9aa629e3d4f52dc8cc43a015c7724194c97dfaf45180d2daf2b77f40"
+checksum = "5f41bb01b8226ef4bfd589436a297c53d118f65921786300e427be8d487695cc"
 dependencies = [
  "serde",
  "stable_deref_trait",
@@ -1736,9 +1957,9 @@ dependencies = [
 
 [[package]]
 name = "yoke-derive"
-version = "0.7.5"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2380878cad4ac9aac1e2435f3eb4020e8374b5f13c296cb75b4620ff8e229154"
+checksum = "38da3c9736e16c5d3c8c597a9aaa5d1fa565d0532ae05e27c24aa62fb32c0ab6"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1748,18 +1969,18 @@ dependencies = [
 
 [[package]]
 name = "zerofrom"
-version = "0.1.5"
+version = "0.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cff3ee08c995dee1859d998dea82f7374f2826091dd9cd47def953cae446cd2e"
+checksum = "50cc42e0333e05660c3587f3bf9d0478688e15d870fab3346451ce7f8c9fbea5"
 dependencies = [
  "zerofrom-derive",
 ]
 
 [[package]]
 name = "zerofrom-derive"
-version = "0.1.5"
+version = "0.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "595eed982f7d355beb85837f651fa22e90b3c044842dc7f2c2842c086f295808"
+checksum = "d71e5d6e06ab090c67b5e44993ec16b72dcbaabc526db883a360057678b48502"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1767,11 +1988,22 @@ dependencies = [
  "synstructure",
 ]
 
+[[package]]
+name = "zerotrie"
+version = "0.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "36f0bbd478583f79edad978b407914f61b2972f5af6fa089686016be8f9af595"
+dependencies = [
+ "displaydoc",
+ "yoke",
+ "zerofrom",
+]
+
 [[package]]
 name = "zerovec"
-version = "0.10.4"
+version = "0.11.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "aa2b893d79df23bfb12d5461018d408ea19dfafe76c2c7ef6d4eba614f8ff079"
+checksum = "e7aa2bd55086f1ab526693ecbe444205da57e25f4489879da80635a46d90e73b"
 dependencies = [
  "yoke",
  "zerofrom",
@@ -1780,9 +2012,9 @@ dependencies = [
 
 [[package]]
 name = "zerovec-derive"
-version = "0.10.3"
+version = "0.11.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6eafa6dfb17584ea3e2bd6e76e0cc15ad7af12b09abdd1ca55961bed9b1063c6"
+checksum = "5b96237efa0c878c64bd89c436f661be4e46b2f3eff1ebb976f7ef2321d2f58f"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1791,27 +2023,27 @@ dependencies = [
 
 [[package]]
 name = "zstd"
-version = "0.13.2"
+version = "0.13.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fcf2b778a664581e31e389454a7072dab1647606d44f7feea22cd5abb9c9f3f9"
+checksum = "e91ee311a569c327171651566e07972200e76fcfe2242a4fa446149a3881c08a"
 dependencies = [
  "zstd-safe",
 ]
 
 [[package]]
 name = "zstd-safe"
-version = "7.2.1"
+version = "7.2.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "54a3ab4db68cea366acc5c897c7b4d4d1b8994a9cd6e6f841f8964566a419059"
+checksum = "8f49c4d5f0abb602a93fb8736af2a4f4dd9512e36f7f570d66e65ff867ed3b9d"
 dependencies = [
  "zstd-sys",
 ]
 
 [[package]]
 name = "zstd-sys"
-version = "2.0.13+zstd.1.5.6"
+version = "2.0.15+zstd.1.5.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "38ff0f21cfee8f97d94cef41359e0c89aa6113028ab0291aa8ca0038995a95aa"
+checksum = "eb81183ddd97d0c74cedf1d50d85c8d08c1b8b68ee863bdee9e706eedba1a237"
 dependencies = [
  "cc",
  "pkg-config",
diff --git a/Cargo.toml b/Cargo.toml
index bb82d11..0747040 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,7 +1,8 @@
 [workspace]
 members = [
     "ooniprobe",
-    "ooniprobe-core",
+    "ooniprobe-core", 
+    "ooniprobe-helpers",
     "ooniprobe-services",
     #"ooniprobe-experiments",
 ]
@@ -15,6 +16,7 @@ edition = "2021"
 ooniprobe-core = { version = "0.1.0", path = "./ooniprobe-core" }
 ooniprobe-experiments = { version = "0.1.0", path = "./ooniprobe-experiments" }
 ooniprobe-services = { version = "0.1.0", path = "./ooniprobe-services" }
+ooniprobe-helpers = {version = "0.1.0", path = "./ooniprobe-helpers"}
 
 serde = { version = "1.0.216", features = ["serde_derive"] }
 serde_json = "1.0.133"
@@ -27,7 +29,7 @@ http = "1.2.0"
 pin-project = "1"
 jni = "0.21.1"
 hyper-util = { version = "0.1.10", features = ["http1", "http2", "tokio"] }
-hyper = { version = "1.5.2", features = ["client"] }
+hyper = { version = "1.5.2", features = ["client", "server"] }
 rquest = "2.0.0"
 quanta = "0.12.4"
 base64 = "0.22.1"
diff --git a/ooniprobe-helpers/Cargo.toml b/ooniprobe-helpers/Cargo.toml
new file mode 100644
index 0000000..fff2170
--- /dev/null
+++ b/ooniprobe-helpers/Cargo.toml
@@ -0,0 +1,18 @@
+[package]
+name = "ooniprobe-helpers"
+version.workspace = true
+edition.workspace = true
+
+[dependencies]
+bytes.workspace = true
+env_logger = "0.11.8"
+hyper.workspace = true
+log = "0.4.27"
+serde.workspace = true
+serde_json.workspace = true
+tokio.workspace = true
+http-body-util = "0.1"
+hyper-util.workspace = true
+anyhow = "1.0.98"
+
+
diff --git a/ooniprobe-helpers/Makefile b/ooniprobe-helpers/Makefile
new file mode 100644
index 0000000..b3252af
--- /dev/null
+++ b/ooniprobe-helpers/Makefile
@@ -0,0 +1,5 @@
+echo:
+	cargo build --bin echo
+
+jsonth:
+	cargo build --bin jsonth
\ No newline at end of file
diff --git a/ooniprobe-helpers/README.MD b/ooniprobe-helpers/README.MD
new file mode 100644
index 0000000..8e95492
--- /dev/null
+++ b/ooniprobe-helpers/README.MD
@@ -0,0 +1,3 @@
+# Ooniprobe Test Helpers
+
+Implementation of some tests helpers
\ No newline at end of file
diff --git a/ooniprobe-helpers/src/bin/echo.rs b/ooniprobe-helpers/src/bin/echo.rs
new file mode 100644
index 0000000..eada9e6
--- /dev/null
+++ b/ooniprobe-helpers/src/bin/echo.rs
@@ -0,0 +1,29 @@
+use log::{error, info};
+use ooniprobe_helpers::helper_runner::run_tcp_server;
+use tokio::{io, net::TcpStream};
+
+#[tokio::main]
+async fn main() {
+    run_tcp_server("echoth", "8000", handle_tcp_echo).await;
+}
+
+async fn handle_tcp_echo(mut stream: TcpStream) {
+    // For development, an easy way to test this function is starting the server and using telnet
+    // to send some data and check if the data comes back properly
+    //
+    // ```
+    // telnet localhost 8000
+    // ```
+    info!("Connection received");
+
+    let (mut reader, mut writer) = stream.split();
+
+    // Note that this function will get stucked here until the client closes the connection,
+    // continuosly sending the data it receives. This is expected.
+    let result = io::copy(&mut reader, &mut writer).await;
+    match result {
+        Ok(0) => info!("Connection closed"),
+        Ok(n) => info!("Received {n} bytes in total"),
+        Err(e) => error!("Error processing request: {e}"),
+    }
+}
diff --git a/ooniprobe-helpers/src/bin/jsonth.rs b/ooniprobe-helpers/src/bin/jsonth.rs
new file mode 100644
index 0000000..19d24cb
--- /dev/null
+++ b/ooniprobe-helpers/src/bin/jsonth.rs
@@ -0,0 +1,181 @@
+use std::collections::HashMap;
+
+use anyhow::Result;
+use bytes::Bytes;
+use http_body_util::Full;
+use hyper::{header, Request, Response, StatusCode};
+use hyper::{server::conn::http1, service::service_fn};
+use hyper_util::rt::TokioIo;
+use log::{error, info};
+use ooniprobe_helpers::helper_runner::run_tcp_server;
+use serde::Serialize;
+use tokio::net::TcpStream;
+
+#[tokio::main]
+async fn main() {
+    run_tcp_server("json_helper", "8000", handle_json_helper).await;
+}
+
+#[derive(Serialize, Default)]
+pub struct JsonResponse {
+    request_line: String,
+    headers_dict: HashMap<String, Vec<String>>,
+}
+
+/**
+Process the HTTP Request Line and the Request Headers and
+returns them in a JSON datastructure in the order
+we received them.
+
+The returned JSON dict looks like so:
+
+```json
+{
+'request_line':
+'GET / HTTP/1.1',
+'headers_dict' : {'Accept': ['application/json', 'text/plain']}
+}
+```
+*/
+async fn handle_json_helper(socket: TcpStream) {
+    // Note that hyper can't give us the request line, so we parse it before
+    // going to hyper
+    let request_line = parse_request_line(&socket).await;
+
+    if let Err(e) = request_line {
+        error!("Couldn't parse request line: {e}");
+        return;
+    };
+
+    // Parse headers using hyper to parse the request.
+    let io = TokioIo::new(socket);
+    if let Err(e) = http1::Builder::new()
+        .preserve_header_case(true)
+        .serve_connection(
+            io,
+            service_fn(move |req| handle_json_helper_headers(request_line.clone(), req)),
+        )
+        .await
+    {
+        error!("Could not serve request: {e}")
+    }
+}
+
+/**
+   Parse headers and send response using hyper
+
+   hyper can't give you the request line, so we parse the request line manually
+   before calling this handler
+*/
+async fn handle_json_helper_headers(
+    request_line: Result<String, String>,
+    request: Request<hyper::body::Incoming>,
+) -> Result<Response<Full<Bytes>>, hyper::Error> {
+    let request_line = match request_line {
+        Ok(s) => s,
+        Err(e) => {
+            return make_error_response(
+                format!("Couldn't parse request line: {e}"),
+                StatusCode::INTERNAL_SERVER_ERROR,
+            )
+        }
+    };
+    let headers = request.headers();
+    let mut resp = JsonResponse {
+        request_line,
+        ..Default::default()
+    };
+
+    for (header, value) in headers.iter() {
+        let header_list = resp.headers_dict.entry(header.to_string()).or_default();
+
+        match value.to_str() {
+            Ok(s) => header_list.push(s.to_string()),
+            Err(e) => {
+                let msg = format!("Unexpected non-ascii header: {e}");
+                error!("{msg}");
+                return make_error_response(msg, StatusCode::BAD_REQUEST);
+            }
+        }
+    }
+
+    log_response(&resp);
+    make_response(&resp)
+}
+
+async fn parse_request_line(socket: &TcpStream) -> Result<String, String> {
+    // Recommended size for uri is 8000 octets, longest part of the request line
+    // https://www.rfc-editor.org/rfc/rfc9110.html#name-uri-references
+    let mut buffer = [0u8; 8192];
+
+    // use peek to avoid consuming from the stream
+    match socket.peek(&mut buffer).await {
+        Ok(0) => Err("Connection closed unexpectedly".to_string()),
+        Ok(n) => {
+            // Parse bytes as str
+            let line = match std::str::from_utf8(&buffer[..n]) {
+                Ok(v) => v,
+                Err(e) => return Err(format!("Unable to parse request line: {e}")),
+            };
+
+            // Parse only request line
+            line.split("\r\n")
+                .next()
+                .map(|s| s.to_string())
+                .ok_or("Bad http request".to_string())
+        }
+        Err(e) => Err(format!("Unable to read from socket: {e}")),
+    }
+}
+
+fn make_response(resp: &JsonResponse) -> Result<Response<Full<Bytes>>, hyper::Error> {
+    let json = serde_json::to_vec(&resp).expect("Couldn't serialize response");
+    Ok(Response::builder()
+        .status(StatusCode::OK)
+        .header(header::CONTENT_TYPE, "application/json")
+        .body(Full::new(Bytes::from(json)))
+        .unwrap())
+}
+
+#[derive(Serialize)]
+pub struct ErrorResponse {
+    message: String,
+}
+
+fn make_error_response(
+    message: String,
+    status: StatusCode,
+) -> Result<Response<Full<Bytes>>, hyper::Error> {
+    let resp = ErrorResponse { message };
+    let json = serde_json::to_vec(&resp).expect("Couldn't serialize response");
+
+    Ok(Response::builder()
+        .status(status)
+        .header(header::CONTENT_TYPE, "application/json")
+        .body(Full::new(Bytes::from(json)))
+        .unwrap())
+}
+
+fn log_response(resp: &JsonResponse) {
+    // request line, user agent, host
+    let mut user_agent = "<not provided>";
+    for (key, value) in &resp.headers_dict {
+        if key.to_lowercase() == "user-agent" {
+            user_agent = value[0].as_str();
+            break;
+        }
+    }
+
+    let mut host = "<not provided>";
+    for (key, value) in &resp.headers_dict {
+        if key.to_lowercase() == "host" {
+            host = value[0].as_str();
+            break;
+        }
+    }
+
+    info!(
+        "{} - User-Agent: {} - Host: {}",
+        resp.request_line, user_agent, host
+    );
+}
diff --git a/ooniprobe-helpers/src/helper_runner.rs b/ooniprobe-helpers/src/helper_runner.rs
new file mode 100644
index 0000000..06c5b23
--- /dev/null
+++ b/ooniprobe-helpers/src/helper_runner.rs
@@ -0,0 +1,86 @@
+use http_body_util::combinators::BoxBody;
+use hyper::server::conn::http1;
+use hyper::service::service_fn;
+use hyper::{Request, Response};
+
+use anyhow::Result;
+use bytes::Bytes;
+use hyper_util::rt::TokioIo;
+
+use env_logger::Env;
+use log::{error, info};
+use std::future::Future;
+use tokio::net::{TcpListener, TcpStream};
+
+pub async fn run_tcp_server<Fut>(name: &str, port: &str, test_helper: fn(TcpStream) -> Fut)
+where
+    Fut: Future<Output = ()> + Send + 'static,
+{
+    init_logging();
+    let addr = format!("0.0.0.0:{port}");
+    info!("Starting {name} helper in: {addr}");
+
+    let listener = TcpListener::bind(addr)
+        .await
+        .unwrap_or_else(|e| panic!("Couldn't start {name} server: {e}"));
+
+    loop {
+        let (socket, _) = match listener.accept().await {
+            Ok(v) => v,
+            Err(e) => {
+                error!("Could not accept new msg: {e}");
+                continue;
+            }
+        };
+
+        tokio::spawn(async move {
+            // Process each socket concurrently.
+            (test_helper)(socket).await
+        });
+    }
+}
+
+pub async fn run_http_server<F, Fut>(name: &str, socket: &str, handler: F)
+where
+    F: Fn(Request<hyper::body::Incoming>) -> Fut + Clone + Send + 'static,
+    Fut: std::future::Future<Output = Result<Response<BoxBody<Bytes, hyper::Error>>>>
+        + Send
+        + 'static,
+{
+    init_logging();
+    info!("Starting {name} server...");
+
+    let addr = format!("0.0.0.0:{socket}");
+    let listener = TcpListener::bind(addr.clone())
+        .await
+        .unwrap_or_else(|e| panic!("Couldn't start {name} server: {e}"));
+
+    info!("Listening on http://{addr}");
+
+    loop {
+        let (stream, _) = match listener.accept().await {
+            Ok(v) => v,
+            Err(e) => {
+                error!("Could not accept new msg: {e}");
+                continue;
+            }
+        };
+
+        let io = TokioIo::new(stream);
+        let handler = handler.clone();
+
+        tokio::spawn(async move {
+            if let Err(err) = http1::Builder::new()
+                .preserve_header_case(true)
+                .serve_connection(io, service_fn(handler))
+                .await
+            {
+                error!("Error serving connection: {err:?}");
+            }
+        });
+    }
+}
+
+pub fn init_logging() {
+    env_logger::Builder::from_env(Env::default().default_filter_or("info")).init();
+}
diff --git a/ooniprobe-helpers/src/lib.rs b/ooniprobe-helpers/src/lib.rs
new file mode 100644
index 0000000..bdab3e8
--- /dev/null
+++ b/ooniprobe-helpers/src/lib.rs
@@ -0,0 +1 @@
+pub mod helper_runner;
diff --git a/ooniprobe-helpers/src/main.rs b/ooniprobe-helpers/src/main.rs
new file mode 100644
index 0000000..8963754
--- /dev/null
+++ b/ooniprobe-helpers/src/main.rs
@@ -0,0 +1,3 @@
+fn main() {
+    println!("Hello Oonitarian!");
+}