Simplenote
Open Source
Simplenote is an easy way to keep notes, lists, ideas and more.
Ora
Commercial
Ora is a real-time all-in-one workspace for teams.
Todo.txt
Open Source
todo.txt is software and operating system agnostic; it's searchable, portable, lightweight and easily Todo management software.
Nitro
Open Source
Nitro is free open source task management software.
Nozbe
Commercial
Nozbe is a to-do, task, project and time management application.
Task Coach
Open Source
A simple and friendly task manager written in Python.
Org-mode
Open Source
Org-mode is an Emacs Mode for Notes, Planning, and Authoring.
Taskwarrior
Open Source
Taskwarrior is an open-source, cross platform time and task management tool. It has a command-line interface rather than a graphical user interface.
Conqu
Freemium
Conqu is a simple yet powerful task management tool designed to help you conquer your inbox and get things done.
Go For It
Open Source
Go For It is a simple and stylish productivity app, featuring a to-do list, merged with a timer that keeps your focus on the current task.
