Haiku is an open-source operating system that specifically targets personal computing. Inspired by BeOS, Haiku is fast and easy to learn but very powerful.

Ninja is a small build system with a focus on speed. It differs from other build systems in two major respects: it is designed to have its input files generated by a higher-level build system, and it is designed to run builds as fast as possible.

A collection of source code from the DOS Era

Free multiple DNSBL/RBL lookup and FCrDNS check tool. Test the IP (IPv4 or IPv6) of your mailserver on more than 200 blacklists and whitelists.

A side-by-side look at GNU Assembler (GAS) and Netwide Assembler (NASM)

Because the FreeDOS repository only includes open source software for which source code is available, it includes relatively little in the way of productivity software. Spreadsheets, word processor…

Hexinator is a professional hex editor that allows to decode files automatically