TiddlyWiki
Free & Open Source
Self-contained JavaScript wiki for the browser
Free & Open Source
Open-source tool. Self-hosted setup.
Things to Know About Self-Hosted
Self-hosted tools are open-source apps you install on your own server to replace SaaS products. You get full control and often zero license cost, but you're responsible for setup, security, backups, and uptime.
Free & Open Source
Self-contained JavaScript wiki for the browser
Free & Open Source
Web-based news feed reader and aggregator
Free & Open Source
Self-hosted music sheet organizing software