Aaron Wohl

uplox

Last released May 16, 2026

Compiler front-end generator: grammar source to canonical JSON tables plus C/C++/Python/Lua drivers

freedos-micro-python

Last released May 10, 2026

MicroPython port for FreeDOS / i386 — built end-to-end through the uc386 C23 compiler

uc386

Last released May 10, 2026

C23 compiler targeting x86-32 (i386) and MS-DOS

uc-core

Last released May 10, 2026

Shared C23 frontend and AST optimizer for the uc80/uc386 family of retro C compilers

uc80

Last released May 9, 2026

ANSI C compiler targeting Z80/CP/M

uplm80

Last released May 9, 2026

Highly optimizing PL/M-80 compiler targeting Z80

uada80

Last released May 9, 2026

Ada compiler targeting Z80 processor

um80

Last released Apr 9, 2026

Microsoft MACRO-80 compatible assembler toolchain for Linux

upeepz80

Last released Mar 29, 2026

Universal peephole optimizer for Z80 compilers - pure Z80 assembly input/output

80un

Last released Dec 20, 2025

Unpacker for CP/M compression and packing formats

upeep80

Last released Dec 7, 2025

Universal peephole and AST optimizer for 8080/Z80 compilers

z2js

Last released Dec 6, 2025

Z-Machine to JavaScript compiler - convert Infocom-style text adventures to playable web games

ucow

Last released Dec 3, 2025

A Cowgol compiler for 8080/Z80 CP/M

zorkie

Last released Nov 28, 2025

A compiler for the Infocom ZIL/ZILF language that produces Z-machine story files

z2pdf

Last released Nov 27, 2025

Z-Machine to PDF debugging tool - extract maps, vocabulary, and objects from Infocom-style games

mbasic

Last released Nov 27, 2025

MBASIC2025 5.21 BASIC language - Independent open-source implementation