Development tools
68k programming
- JAS 68k assembler (by Charles Doty) [JAS 68k assembler]
- Maccer preprocessor for JAS (by Michael Hope) [Maccer]
- SNASM68k assembler [SNASM68K 2.02]
- NeoDev C compiler and tools [NeoDev SDK]
- IRA 68k diasassembler (by Antiriad) [IRA 2.0]
Z80 programming
- WLA-DX cross assembler for multiple platforms, Z80 included. [WLA-DX 9.2 Win32 binaries]
- ZCC Z80 C compiler [ZCC 0.96]
- DASM Z80 disassembler (by Charles Doty) [DASM]
- Inkland DZ80 disassembler [DZ80 2.0]
Source editors
Context (with highlighter), PM...
Music
- MVSTracker FM music editor and player (by Ivan Mackintosh) [MVSTracker]
- [Goldwave sound editor]
Graphics
- YY-CHR multi-format tile editor, used in 4BPP SNES mode with NGGTS to make C and S ROMs. [YY-CHR 0.99]
- NeoGeo Graphics ToolSuite [NGGTS]
- Sprite graphics converter by IQ [MVS to CD sprite converter]