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1. 80un 80un Public

   An unpacker for the CP/M archive and compression formats LBR, ARC, squeeze, crunch, and CrLZH. A Python 3 program and a native CP/M program give the same output.

   Python 9 1

2. iospharo iospharo Public

   A virtual machine for Pharo Smalltalk on iOS and macOS. The C++ interpreter runs standard Pharo 13 and Pharo 14 images without a just-in-time compiler, and it passes 99.9 percent of the Pharo tests.

   C 14 1

3. mpm2 mpm2 Public

   A Z80 emulator for MP/M II, the multi-user CP/M operating system. Several people connect over SSH at the same time, and SFTP and HTTP clients read the disks. The build scripts compile MP/M II from …

   Assembly 6 1

4. claude-skills claude-skills Public

   A collection of Markdown skill files for Claude Code, mostly about iOS and watchOS app development. Each file holds exact measurements, algorithms, and worked examples, and Claude reads a file only…

   Python

5. phograph phograph Public

   A macOS implementation of Prograph, a visual language for dataflow programs. You draw a program as nodes and wires on a canvas, and the compiler writes Swift source code from the graph.

   C++ 1