ATasm is a 6502 command-line cross-assembler that is compatible with the original Mac/65 macro assembler released by OSS software. The aim of ATasm is to provide Atari home-brew coders with a comfortable and powerful toolset.
XML Universal Packet Archiver (PKT) is a platform independant universal file archiving system with pluggable options for encryption, encoding, compression, parity/RAID protection and more.