Lightwell - App creation platform for creatives.
RetroArch - RetroArch is a frontend for emulators, game engines and media players.
iOSStash - A huge collection of app-related tools
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.
iOS Cookies - A hand curated collection of iOS libraries written in Swift
Playnite - Source code generated using layoutit.com