Tasks is libre open-source software, based on the original source code from the popular Astrid Tasks & To Do List! Tasks is easy-to-use, feature-packed, flexible and customizable, and synchronizes with a variety of services.




The best open source alternative to Task Coach is Tasks.org. If that doesn't suit you, our users have ranked more than 100 alternatives to Task Coach and loads of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Task Coach are Wekan, Markor, Planify and ToDoList.
Tasks is libre open-source software, based on the original source code from the popular Astrid Tasks & To Do List! Tasks is easy-to-use, feature-packed, flexible and customizable, and synchronizes with a variety of services.




Wekan, formerly LibreBoard, is an open-source and collaborative Trello -like kanban board application.


Markor is a TextEditor for Android, versatile, flexible, and lightweight. Markor utilizes simple markup formats like Markdown and todo.txt for note-taking and list management. It is versatile at working with text; it can also be used for keeping bookmarks, copying to clipboard...







Organize projects with deeply nested tasks, multi-language support, and flexible XML storage. Streamline scheduling, customize printing with stylesheets, and collaborate efficiently on multiple projects, including IT and general GTD use, on Windows or Linux via WINE.






Org mode is for keeping notes, maintaining TODO lists, planning projects, and authoring documents with a fast and effective plain-text system.




Think of Vikunja like the notebook you have with all your things to keep track of. But better.




sleek is an open-source (FOSS) todo manager based on the todo.txt syntax. It's available for Windows, MacOS and Linux.




Organize tasks with todo.txt specification support, including parsing, creating, and editing lists. Features built-in help, search, filtering, and compatibility with open plain text files, making it accessible for newcomers seeking an easy task manager.


Experience Condution, a powerful yet incredibly simple check-list application that supports your needs from study, business, and life. Bring Condution with you across the Globe and let it be your second brain — so you can focus on living your best life.




Track your tasks and projects in a plain text file, todo.txt. A todo.txt is software and operating system agnostic; it's searchable, portable, lightweight and easily manipulated.

Calcurse is a calendar and scheduling application for the command line. It helps keep track of events, appointments and everyday tasks. A configurable notification system reminds user of upcoming deadlines, the curses based interface can be customized to suit user needs and a...




ToDoList is a very comprehensive project and task management system with very few drawbacks. For my own needs, an Android app that worked would be great.