freeCodeCamp.org's open-source codebase and curriculum. Learn math, programming, and computer science for free.

Share, discover, and collect prompts from the community. Free and open source — self-host for your organization with complete privacy.

Focalboard is an open source, self-hosted alternative to Trello, Notion, and Asana.

Omnivore is a complete, open source read-it-later solution for people who like reading.

roosterjs is a framework-independent javascript rich text editor.