Open Source ToDoList Alternatives

This is a ToDo List / Time Tracker / Personal Jira Task Manager for Linux, MacOS and Windows to make you work super productively.

Text editor - Notes, ToDo & Bookmarks. Markdown and todo.txt support.

Org-mode is for keeping notes, maintaining ToDo lists, doing project planning, and authoring with a fast and effective plain-text system.

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.

Task Coach is a simple open source todo manager to keep track of personal tasks and todo lists. It is designed for composite tasks, and also offers effort tracking, categories, notes and more.

Taskwarrior is an ambitious project bringing sophisticated capabilities to a simple and elegant productivity tool.

Notational Velocity is a mouseless application for storing and retrieving notes.

WizNote is a Note software, which is especially designed for Internet users and mobile Internet users. WizNote focuses more on notes of rapid collection, management, reading and sharing. WizNote is smaller, more stable, and more suitable for computers, phones and mobile devices.

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.

NixNote, formerly Nevernote, is an open source client for Evernote .