ToDoList

Task Coach is a well-structured, portable, Open Source todo / task manager (supporting 50 languages). It grew out of frustration that well-known task managers, such as those provided with Outlook …

Nevernote, now named NixNote, is an open source clone of Evernote designed to run on Linux. It is written in Java so it will also run on Windows & OS-X, …

RedNotebook is a graphical diary and journal helping you keep track of notes and thoughts. It includes a calendar navigation, customizable templates, export functionality and word clouds. You can also …

Flexible Project & Task Management: Create shared task plans that easily adapt to your changing priorities. Join the thousands who depend on Sandglaz to get more done with less effort. …

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.

Org-mode is for keeping notes, maintaining ToDo lists, doing project planning, and authoring with a fast and effective plain-text system. Available also as MobileOrg on iPhone (...

TimeGT is the only productivity tool that blends David Allen's Getting Things Done (GTD) and Eisenhower's priority method (task is either urgent, important, none or both). Tasks are related to …

Conqu is an easy to use yet powerful task management tool designed to help you conquer your inbox and get things done. With Conqu, you can organize the tasks by …

Super awesome task management. Nitro is the best way to get things done. It's simple, fast and powerful at the same time. Nitro also syncs with Dropbox or Ubuntu One. …

Piggydb is a Web notebook application that provides you with a platform to build your knowledge personally or collaboratively. With Piggydb, you can create highly structured content by connecting knowledge...

A free and lightweight outliner, only 465KB in size. It allows you to store all your notes, emails, texts, hyperlinks, etc. into one or multiple plain-text databases. With the look …

GeeTeeDee is a fancy, lightweight, easy to use and effective task management software. Available for Windows, Linux and soon for Mac and Mobile.

Cross-platform, portable organizer to manage personal and shared projects, tasks, schedule, contacts, bookmarks, notes, goals. Includes diary, expense and time tracking, planner, tagging and search facilities,...

GTD-Free is personal TODO/action manager inspired by GTD (Getting Things Done) method by David Allen (see David Allen&Co. official site for more information). GTD-Free tries to be simple and easy …

Jreepad, Java Treepad Editor, is an excellent free "personal database" program - it's a great way to organise all your personal notes, thoughts, tasks, recipes, memories... Main features: A Jreepad …

Zanshin is a powerful yet simple application for managing your day to day actions and notes. It helps you organize and reduce the cognitive pressure of what one has to …

Mind maps (Powered by XMind) Mind On Track is first in the world task manager with builtin mind maps! It is based on the open source code of XMind. You …

TaskUnifier is a task management software based on the well-known GTD (getting things done) methodology. It will help you manage your tasks and therefore your time.