x86-64 Operating System

A toy Java Virtual Machine written in Rust.

The Crystal Programming Language

A Tiny Linux-Compatible Kernel

🥑 A modern delightful operating system

Master programming by recreating your favorite technologies from scratch.

An operating system written in C

Yanix is a UNIX-like kernel / operating system build completely from scratch

A hobby operating system developed from scratch

💾 A minimal, experimental and "toy" monolithic kernel to learn about OS development // Work In Progress

A simple OS kernel for research, teaching, and fun.

A Go unikernel running on x86 bare metal

A simple TUN/TAP library written in native Go.

Pragmatic microkernel-based OS with fully asynchronous I/O

A hobby operating system kernel written in Rust.

a 64 bit x86 operating system

NPF: packet filter with stateful inspection, NAT, IP sets, etc.

Rainbow OS

Written in C++ and using SDL, The Powder Toy is a desktop version of the classic 'falling sand' physics sandbox, it simulates air pressure and velocity as well as heat.

x86-64 os made in crystal

Character and game manager for Exalted Third Edition

A very simple operating system in C for UEFI-enabled x86-64 systems

FML: A Functional ML

fundamental tools in the spirit of C

Brainfuck interpreter in C.

An open-source Unix operating system -- this is a read-only mirror of the official repository at https://code.illumos.org/plugins/gitiles/illumos-gate

A 64bit tomato kernel

Replace my everyday OS and tools, from scratch!

mimalloc is a compact general purpose allocator with excellent performance.