Linux 0.11 rewritten in idiomatic Rust: kernel, std-style user library, and 60+ coreutils — boots on i386 in QEMU.

Almost Clojure written in Go.

Sega Master System emulator (WIP)

Highly accurate Yamaha OPL3 (YMF262, CT1747) emulator

Roland SC-55 series emulation

Installs Ruby, JRuby, TruffleRuby, or mruby

Portable programmable build system

Original source code of Sierra On-Line's AGI adventure game interpreter. Found in the unused parts of original game disks!

Versatile ASCII and ANSI Art text editor for drawing in the Linux/Unix/macOS terminal, with animation, 256 and 16 colors, Unicode and CP437, and customizable themes

mold: A Modern Linker 🦠

An adventure game about a quest, the third time.

BSD-licensed Yamaha FM sound cores (OPM, OPN, OPL, and others)

The Serenity Operating System 🐞

A gameboy emulator in several different languages

Lightweight Ruby

PowerShell for every system!

Master programming by recreating your favorite technologies from scratch.

Decompiled source code for the PC version of Ultima IV - Quest Of The Avatar

Functional Programming Course

Main repository for Csound

SCI Companion - an editor for Sierra SCI games

Python Lex-Yacc

Use your macOS terminal shell to do awesome things.

Eclipse OMR™ Cross platform components for building reliable, high performance language runtimes

Your favorite language gets closer to bare metal.

Who needs generics when you have go generate.

The Scala 3 compiler, also known as Dotty.

Examples of the book "Real World Haskell" in the Frege programming language