Adebug/Assemble is a pair of Debugger/Assembler for the MC68Xxx family running on Atari and Amiga computers. Years ago commercial product, now GPL.
AmiSSL – OpenSSL wrapper for AmigaOS-based systems
AmiSSL is an Amiga port of OpenSSL. It is a library that makes it possible for Amiga programmers to write programs that use SSL (for example, web browser authors would use it to add support for HTTPS protocol).
The open source repository for the Professional File System for Amiga.
Yet Another GB-Z80/Z80/6502/65C02/6510/65816/HUC6280/SPC-700 Multi Platform Cross Assembler Package