adamrice / #webapp

https://graphite.rs/

Currently in alpha. Desktop version planned. Looks interesting.

https://github.com/joaovitoriasilva/endurain

Self-hosted Strava alternative

https://trom.tf/

collection of open-source alternatives to lots of typical web apps. Social network, video hosting, office apps, etc.

https://www.infolio.co/

collaborative project-management web tool

https://mavo.io/

Creates dynamic elements based on HTML properties

http://cardsagainstoriginality.com/

Regex tutorials and tricks

http://www.duetapp.com/

self-hosted web-based project management app

http://owncloud.org/

Self-hosted dropbox equivalent

http://www.fengoffice.com/web/opensource/

Self-hosted web-based office suite

https://workflowy.com/

web-based list-making tool