KillWxapkg is an automated WeChat mini-program decompilation tool implemented in pure Golang for security assessment and reverse engineering. It automatically decrypts, unpacks, and restores the engineering directory structure with support for running in WeChat Developer Tools and mini-program modification.

The tool features automatic beautification for JSON, JavaScript, and HTML code output, restores source code project structure including JSON config files, JavaScript code, WXML and WXSS code, hooks mini-programs for dynamic debugging with F12 support, repacks wxapkg files with folder monitoring, and exports sensitive data. Installation available via GitHub releases or self-compilation, with UPX compression for smaller file size.

Use Cases:

• Automatically decompile and decrypt WeChat mini-programs for security assessment
• Restore original project directory structure with JSON, JavaScript, WXML, and WXSS files
• Hook mini-programs for dynamic debugging and enable F12 developer tools
• Repackage wxapkg files with automatic folder monitoring and export sensitive data
• Unpack and beautify code output with JSON, JavaScript, and HTML formatting