PNotes is light-weight, flexible, skinnable manager of virtual notes on your desktop. It supports multiple languages, individual note's settings, transparency and scheduling. Absolutely portable as well - no traces in registry. PNotes.NET edition requires .NET framework 4 Client Profile
Free flexible open source todo manager featuring hierarchical tasks
Task Coach - Your friendly task manager. Task Coach is a free open source todo manager. It grew out of frustration about other programs not handling composite tasks well. In addition to flexible composite tasks, Task Coach has grown to include prerequisites, prioritizing, effort tracking, category tags, budgets, notes, and many other features. However, users are not forced to use all these features; Task Coach can be as simple or complex as you need it to be. Task Coach is available for Windows, Mac OS X, and GNU/Linux; and there is a companion iOS app.
Collabtive is web based project management software. Simple and easy.
Collabtive is web based collaboration software. It is an Open Source alternative for proprietary tools like Active Collab or Basecamp. Features include: Projects, Instant Messenger, Tasks, Files, Timetracking, Multilanguage, Basecamp import
Features: web2.0 project- & task-management, timetracking, team organizing, resource management, calendar, interface for your clients and lots more! Content: see license.txt (file section).
JTrac is a generic issue-tracking web-application that can be easily customized by adding custom fields and drop-downs. Features include customizable workflow, field level permissions, e-mail integration, file attachments and a detailed history view.
A web-based project management tool for workgroups. Encourage groups and individuals to work collaboratively. This tool aims to be functional and elegant without being complicated or graphically intensive.
Simple and useful time tracker
Simple and useful time tracker. Collects tasks and works (timeslots) in hierarchical tree. Has: reports (based on xslt templates), localization (7 langs), xml data format, ical, jnlp and JIRA (R) support. Runs on Windows, Mac and Linux.
BORG is a calendar and task tracking system written in Java. The calendar provides a nice month view, month-print, email reminders, popup reminders and to do list. The task tracker tracks issues through various states.
BRIM is a MVC framework, written in PHP and based on items with a hierarchical relationship. The list of plugins make BRIM a Information Manager with plugins like bookmarks, a calendar, contacts tasks, notes, RSS etc. The application is multilingual.
private digital diary
Lifeograph is a diary program to take personal notes on life. It has all essential functionality expected in a diary program and strives to have a clean and streamlined user interface.
ComingNext is a calendar homescreen widget for the Symbian smartphones
ComingNext is a calendar homescreen widget for the Symbian S60v5, Symbian^3, Symbian Anna and Symbian Belle smartphones. It sports a triple panel mode where each panel can display 4 upcoming events directly on your homescreen. The widget can easily be customized to your needs.