GTD-Free is personal todo/action manager inspired by the GTD (Getting Things Done) method by David Allen. It tries to be a simple and easy to use management tool. It aims to guide users to manage very efficient GTD workflow even if they are not familiar with GTD or are too unorganized to follow it. The user interface is clean and simple at each step of the workflow: the user objective should be to get things done and spend a minimum of time with the tool itself.
actiTIME is a Web-based time-tracking program with additional functionality for effective project management and accurate accounting. It allows you to enter time with comments, assign project teams, plan the time spent on each task, evaluate team performance, generate powerful reports, analyze project costs, bill customers, and more. actiTIME is free for small to mid-sized companies. It can be downloaded and installed on your own server or it can be hosted on a server provided by actiTIME's producers.
Foswiki is wiki software, supporting the editing of Web pages in an ordinary Web browser by end users. What makes Foswiki special is that it supports the embedding of active and passive macros that enhance the page content (e.g. with global or dynamic information) and allow end-users to build applications that store and process data in a structured manner.
Event Manager App is a Web based registration system. Although it was originally written for Exporama, one of Norway's largest organizers of trade fairs, it is suitable for any trade fair organizer. It generates templates for trade fair Web sites, creates specific instances of trade fair Web sites, generates tags for attendees, and reports various statistics.
The Amberdms Billing System is a Web application that provides accounting, invoicing, service billing, and time keeping functions. It is designed for small and medium businesses. This program is developer-friendly with a SOAP API, as well as being appropriate for ISPs with service usage billing features.