Google Open Source - All of Googles open source projects under a single umbrella
Firebase - Firebase is a cloud service designed to power real-time, collaborative applications for mobile and web.
LaunchKit - Open Source - A popular suite of developer tools, now 100% open source.
Flatfile - The new standard for data import
Open Source @IFTTT - A collection of IFTTT OSS projects.
Blazor - An experimental web UI framework using C#/Razor and HTML, running in the browser via WebAssembly