- [Octobox](https://octobox.io/) `⚠` - Take back control of your GitHub Notifications. ([Source Code](https://github.com/octobox/octobox)) `AGPL-3.0``Ruby`
- [OpenProject](https://www.openproject.org) - OpenProject is a web-based project management system. ([Source Code](https://github.com/opf/openproject)) `GPL-3.0``Ruby`
- [Pagure](https://pagure.io/pagure) - A lightweight, powerful, and flexible git-centric forge with features laying the foundation for federated and decentralized development. ([Demo](https://pagure.io/)) `GPL-2.0``Python`
- [Phabricator](https://www.phacility.com) - Collection of web applications that help build better software. ([Demo](https://secure.phabricator.com/), [Source Code](https://github.com/phacility/phabricator)) `Apache-2.0``PHP`
- [ProjeQtOr](https://www.projeqtor.org/) - A complete, mature, multi-user project management system with extensive functionality for all phases of a project. ([Demo](https://demo.projeqtor.org/), [Source Code](https://sourceforge.net/p/projectorria/code/HEAD/tree/branches/)) `AGPL-3.0``PHP`
- [Re:Backlogs](https://github.com/kaishuu0123/rebacklogs) - Project management and collaboration tool powered by Ruby on Rails & VueJS. ([Demo](https://rebacklogs.saino.me/users/sign_up)) `MIT``Ruby`