add task management apps

README.md

@@ -71,13 +71,17 @@ Table of Contents
   * [ChiliProject](https://www.chiliproject.org/) - a web based project management system.
   * [Flyspray](http://www.flyspray.org/) - uncomplicated, web-based bug tracking system ([Source code](https://github.com/Flyspray/flyspray))
   * [Gaskit](https://github.com/bkeepers/gaskit) - a git-backed issue tracker. It uses a branch in your local git database to store the tickets.
+  * [HabitRPG](http://habitrpg.com/) - A habit tracker app which treats your goals like a Role Playing Game. ([Source code](https://github.com/lefnire/habitrpg))
   * [Kanboard](http://kanboard.net/) - A simple and open source visual task board
+  * [myTinyTodo](http://www.mytinytodo.net/) - Simple way to manage your todo list in AJAX style. Uses PHP, jQuery, SQLite/MySQL. GTD compliant. `GNU GPL`
   * [Phproject](http://www.phproject.org/) - A high performance full-featured project management system ([Source code](https://github.com/Alanaktion/phproject), [Demo](http://demo.phproject.org/))
   * [Redmine](http://www.redmine.org/) - Redmine is a flexible project management web application
   * [Taiga.io](https://taiga.io/) - Your Agile, Free and Open Source Project Management Tool ([Source code](https://github.com/taigaio))
   * [TaskBoard](http://taskboard.matthewross.me/) - A Kanban-inspired app for keeping track of things that need to get done. ([Source code](https://github.com/kiswa/TaskBoard))
+  * [Taskfreak](http://www.taskfreak.com/original) - a simple but efficient web based task manager written in PHP. ([Demo](http://demo.taskfreak.com/))
   * [tasks.php](https://github.com/RaymiiOrg/tasks.php) - A simple task/todo list manager
   * [Tinyissue](https://github.com/mikelbring/tinyissue) - Simple Issue Tracking for Teams
+  * [Tracks](http://getontracks.org/) -  a web-based application to help you implement David Allen’s [Getting Things Done™](http://wikipedia.org/wiki/Getting_Things_Done) methodology. - ` GPL V2.0`
 
 ## Calendar and address books