Social Source Commons

Open Source platform for Enterprise Content Management (ECM), providing Document Management, Collaboration, Records Management, Knowledge Management, Web Content Management and Imaging.

Add useful extra features to Gmail, like hierarchical labels, an unread message icon on your browser tab, file attachment icons, and more.

Desktop spreadsheet and data analysis application.

Visual goal management software. Designed, built and used by Olympic athletes and coaches. Designed to enable users to be more focused, set goals easily and elegantly, capture and manage know-how, develop strategies rapidly, evaluate and track progress, improve communication and teamwork, make the best use of your time.

Currently free online task management with group functionality, tagging, email alerts, rss feeds and mobile access

A productivity client following the "Getting Things Done" methodology that integrates with dozens of other OS X apps.

KNotes, a nice and small tool to scribble down some notices.

Open Source collaborative software platform for file sharing (documents, images, media files, etc.), task and project management, team collaboration and Wiki editing

An old school outliner tool. It is very easy to use. Makes it super easy to create, edit and use outlines — far easier than creating outlines with word-processing software.

Full-featured open source office productivity suite, featuring word processor, spreadsheet, presentation, drawing and database packages; free MS Office replacement.

Qliner hotkeys is a free and open source keyboard productivity environment.

Office productivity suite.

Web-based office.