GDevelop - Create games without programming - Open source HTML5 and native game creator
Create your own games with GDevelop: an open-source game creator. No programming skills are required! Quickly build and share your games on mobile (Android and iOS), desktop and on the web.
Enclave Games - Indie Game Development Studio focused on mobile HTML5 games
Enclave Games is an Indie Game Development Studio focused on mobile HTML5 games.
Main Page - Mumble
Mumble is an open source, low-latency, high quality voice chat software primarily intended for use while gaming.