Tapebook - Call your friends and record together
Google Open Source - All of Googles open source projects under a single umbrella
PodBot.ai - Create your podcast automatically with AI
LaunchKit - Open Source - A popular suite of developer tools, now 100% open source.
Anchor.fm - Record bite-sized podcasts that anyone can join ⚓
Open Source @IFTTT - A collection of IFTTT OSS projects.