To-do manager, notepad, RSS reader...
Simple Online Planning
Easy to set up bug tracking with Java
Easy-to-use personal time tracking application for Windows and Unix
private digital diary & note taking appliaciton
sleek is a todo.txt manager, free and open-source (FOSS)
WeekToDo is a Free and Open Source Minimalist Weekly Planner and To Do
Freeplane add-on for task management and memo taking
IGSuite is a web-ajax-based Integrated Groupware Suite
Gestor de Tareas
hierarchical note jotter - organise your ideas, notes, facts in a tree
Open source project management
Free flexible open source todo manager featuring hierarchical tasks
Create sticky notes, to-do list, journals & reminders all in one app
Program for manipulating with mind maps
Sticky notes/post-it application for linux
Collabtive is web based project management software. Simple and easy.
Entorno Colaborativo
PHP & MySQL/SQLite -based Project Management System
Open Source, tasks, bug tracking, agile scrum, timesheet, wiki