- [Task Keeper](https://github.com/nymanjens/piga) - List editor for power users, backed by a self-hosted server. `Apache-2.0``Scala`
- [TaskBoard](http://taskboard.matthewross.me/) - Kanban-inspired app for keeping track of things that need to get done. ([Demo](https://taskboard.matthewross.me/demo.html), [Source Code](https://github.com/kiswa/TaskBoard)) `MIT``PHP`
- [Taskfreak](http://www.taskfreak.com/original) - Simple but efficient web based task manager written in PHP. `GPL-3.0``PHP`
- [Tasks](https://github.com/m1guelpf/tasks) - Simple tasks and notes manager written in PHP, jQuery and Bootstrap using a custom flat file database. `MPL-2.0``PHP`