Highly portable Zilog Z80 CPU emulator written in ANSI C

Small & portable byte-aligned LZ77 compression

Super small, simple, and (almost) completely C89-compliant single-header arena "allocator".

Motorola 68000 assembler, clone of SN 68k (A.K.A. asm68k).

A robust header-only unit testing framework for C and C++ programming language. Support function mocking, memory leak detection, crash report.

Ideas, thoughts, and notes on a typeclass/interface based polymorphism pattern for standard C

Single-header-file library which implements an integer-only windowed-sinc audio resampler.

Collection of compressors, built upon a small and simple graph-based LZSS framework.

Hello world in C90 (ANSI C) built for Intel/AMD, PowerPC, System z, ARM, MIPS, RISC-V

Motorola 68000 emulator and disassembler library.

Yet another purist Doom port.

Bit-exact compressor and decompressor for the Nemesis file format.

Motorola 68000 Standalone Emulation Library

Xoocycle, a C90 implementation of the Xoodyak hash and AEAD construction

Frontend for ClownMDEmu that exposes it as a libretro core.

C Course at the open university - solutions and tester for 2020b.

Blazing fast, simple and modular header-only logging library with zero allocation for C and C++, implemented in C90. Allow logging into various output formats such as Key-Value and JSON.

Small collection of common C89 utility macros.

M's ropes library: a rope data structure library implemented in C

Small library written in ANSI C that provides T-state level precision to Z80 emulators

Microshell is a small shell for embedded systems written in C89 without dynamic memory allocations and libc (freestanding)

Simple and lightweight, framebuffer-oriented, cross-platform windowing library.

A single-file JSON encoder/decoder written in ANSI C and C++

Assembler for MC6809, HD6309, and other vintage CPUs

public domain C89/C90 ANSI C compiler

Utility library in ANSI C!

M's sexpr library: a s-expressions data structure library implemented in C

ISO C library for various base encodings

A simple tool to convert .safetensor files that include certain large dtypes into ones that don't

Z80 interpreter and disassembler library.