Arduino : Arduino is an open-source electronics prototyping platform based on flexible, easy-to-use hardware and software. It's intended for artists, designers,...
Postal : Postal is a complete and fully featured mail server for use by websites & web servers. Think Sendgrid, Mailgun or Postmark but open source and ready f...
Kanboard : Kanboard is a free and open source Kanban project management software.
Symfony : Symfony is a set of reusable PHP components and a PHP framework for web projects.
DemocracyOS : DemocracyOS is an online space for deliberation and voting on political proposals. The software aims to stimulate better arguments and come to better ...
CryptoZombies is a free, open source, interactive code school that teaches you to build games on Ethereum. The course is designed for beginners to Solidity and starts off with the absolute basics.