Better Notes - Simple notes app that ties notes together with #hashtags
Google Open Source - All of Googles open source projects under a single umbrella
Notion - All-in-one workspace. One tool for your whole team. Write, plan, and get organized.
Opensource Builders - Find open-source alternatives to commercial apps
Whimsical - The visual workspace for teams.
LaunchKit - Open Source - A popular suite of developer tools, now 100% open source.