* [Bookie](https://github.com/bookieio/Bookie) - Python based delicious.com replacement. `AGPLv3``Python`
* [Firefox Auth Server](https://docs.services.mozilla.com/howtos/run-fxa.html) - This project implements the core server-side API for Firefox Accounts. ([Source Code](https://github.com/mozilla/fxa-auth-server/)) `MPLv2``Nodejs`
* [Firefox Content Server](https://docs.services.mozilla.com/howtos/run-fxa.html) - Static server that hosts Firefox Account sign up, sign in, email verification, etc. flows. ([Source Code](https://github.com/mozilla/fxa-content-server/)) `MPLv2``Java`
* [Lobsters](https://lobste.rs) - Run your own link aggregation site. ([Source Code](https://github.com/jcs/lobsters)) `BSD``Ruby`
* [No Fuss Bookmarks](http://nofussbm.herokuapp.com/signup.html) - Very simple software and service to store bookmarks especially designed for hackers (that don't need fancy interfaces, but nice API). ([Source Code](https://github.com/mapio/nofussbm)) `GPLv3``Python`
* [Pinry](http://getpinry.com/) - The tiling image board system for people who want to save, tag, and share images, videos, and webpages. ([Source Code](https://github.com/pinry/pinry)) `BSD``Python`
* [saveto.co](https://saveto.co/) - An open source, home for the best links on the web. ([Source Code](https://github.com/saveto-co/saveto)) `MIT``Nodejs`
* [Shaarli](https://github.com/shaarli/Shaarli) - Personal, minimalist, super-fast, no-database bookmarking and link sharing plaform. ([Demo](http://shaarlidemo.tuxfamily.org/Shaarli/) `demo/demo`) `Zlib``PHP`
* [Shaarli](https://github.com/shaarli/Shaarli) - Personal, minimalist, super-fast, no-database bookmarking and link sharing plaform. ([Demo](http://shaarlidemo.tuxfamily.org/#demo)) `Zlib``PHP`
* [unmark](https://unmark.it/) - An open source to do app for links. ([Source Code](https://github.com/plainmade/unmark)) `MIT``PHP`
## Calendar and Address Books
@ -998,6 +999,7 @@ See also [Documentation Generators](#documentation-generators), [Wikimatrix](htt