Bad Duck3: DuckyScript 3.0 Interpreter

[dutchpatriot]

Summary

Bad Duck3 - The first DuckyScript 3.0 implementation for Flipper Zero with USB and BLE HID support.

Features

DuckyScript 3.0 Language

• LOOP / END_LOOP - Execute blocks N times
• WHILE / END_WHILE - Conditional loops
• VAR - Variable declaration and assignment
• IF / ELSE / END_IF - Conditional execution
• BREAK / CONTINUE - Loop control
• Expression evaluation with arithmetic and comparison operators
• Built-in variables ($_RANDOM, $_LINE)

Transport Support

• USB HID - Configurable VID/PID, manufacturer, product name
• BLE HID - Configurable device name, MAC address, pairing mode

Backward Compatibility

• All DuckyScript 1.0 commands remain fully supported
• Existing scripts work without modification

Example

Before (DS 1.0):

ENTER
DELAY 500
ENTER
DELAY 500
... (repeat 98 more times)

After (DS 3.0):

LOOP 100
    ENTER
    DELAY 500
END_LOOP

Testing

• USB HID tested
• BLE HID tested
• Nested loops (8 levels)
• Variable operations
• Conditional execution
• Backward compatibility with DS1.0

Credits

• Author: @dutchpatriot
• AI-assisted development with Claude Code (design decisions, testing, debugging done by human)
• DuckyScript 3.0 spec by Hak5

[mishamyte]

Hey @dutchpatriot!

Thanks for the contribution.
Team reported there was an issue with your app, so pls provide the QA validation plan. We will build the app, check it and then we could add it to the pack.

@xMasterX if you remember anything else - lemme know pls