add keotl/11squares keyboard

keyboards/keotl/11squares/keyboard.json

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+{
+    "manufacturer": "keotl",
+    "keyboard_name": "11squares",
+    "maintainer": "keotl",
+    "bootloader": "atmel-dfu",
+    "diode_direction": "COL2ROW",
+    "features": {
+        "bootmagic": true,
+        "extrakey": true,
+        "mousekey": true,
+        "nkro": true
+    },
+    "matrix_pins": {
+        "cols": ["D0", "D1", "D2", "D3"],
+        "rows": ["F0", "F1", "F4", "F5"]
+    },
+    "processor": "atmega32u4",
+    "url": "https://github.com/keotl/11squares",
+    "usb": {
+        "device_version": "1.0.0",
+        "pid": "0x0000",
+        "vid": "0xFEED"
+    },
+    "layouts": {
+        "LAYOUT": {
+            "layout": [
+                {"matrix": [0, 0], "x": 0, "y": 0},
+                {"matrix": [0, 1], "x": 1, "y": 0},
+                {"matrix": [0, 3], "x": 3, "y": 0},
+
+                {"matrix": [1, 0], "x": 0, "y": 1},
+                {"matrix": [1, 1], "x": 1, "y": 1},
+                {"matrix": [1, 2], "x": 2, "y": 1},
+
+                {"matrix": [2, 1], "x": 1, "y": 2},
+                {"matrix": [2, 3], "x": 3, "y": 2},
+
+                {"matrix": [3, 0], "x": 0, "y": 3},
+                {"matrix": [3, 2], "x": 2, "y": 3},
+                {"matrix": [3, 3], "x": 3, "y": 3}
+            ]
+        }
+    }
+}

keyboards/keotl/11squares/keymaps/default/keymap.c

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+// Copyright 2026 Kento Lauzon (@keotl)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include QMK_KEYBOARD_H
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+
+    [0] = LAYOUT(
+        KC_NUM,  KC_P7,            KC_P9,
+        KC_P1,   KC_P4,   KC_P8,
+                 KC_P2,            KC_P6,
+        KC_P0,            KC_P5,   KC_P3
+    )
+};

keyboards/keotl/11squares/readme.md

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+# 11squares
+
+![11squares](https://i.imgur.com/qV2gdeq.jpeg)
+
+*The optimal packing of 11 keyswitches. Usable as an 11 key macropad or numpad.*
+
+* Keyboard Maintainer: [keotl](https://github.com/keotl)
+* Hardware Supported: [keotl/11squares](https://github.com/keotl/11squares)
+* Hardware Availability: [Kicad Project](https://github.com/keotl/11squares)
+
+Make example for this keyboard (after setting up your build environment):
+
+    make keotl/11squares:default
+
+Flashing example for this keyboard:
+
+    make keotl/11squares:default:flash
+
+See the [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) and the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information. Brand new to QMK? Start with our [Complete Newbs Guide](https://docs.qmk.fm/#/newbs).
+
+## Bootloader
+
+Enter the bootloader in 3 ways:
+
+* **Bootmagic reset**: Hold down the key at (0,0) in the matrix (usually the top left key or Escape) and plug in the keyboard
+* **Physical reset button**: Briefly press the button on the back of the PCB - some may have pads you must short instead
+* **Keycode in layout**: Press the key mapped to `QK_BOOT` if it is available