RetroArch - RetroArch is a frontend for emulators, game engines and media players.
5-Minute RPG - A quick, pure React game in the browser
Batocera.linux - Batocera.linux is an open-source and completely free retro-gaming distribution that can be copied to a USB stick or an SD card with the aim of turning any computer/nano computer into a gaming console during a game or permanently.
Dungeon Alchemist - AI-powered mapmaking software for Tabletop RPGs
Playnite - Source code generated using layoutit.com
Templar Battleforce RPG - An addictive mix of strategic combat and squad building.