HEATKEYS

siwapp is an open source web application meant to help manage and create invoices in a simple, straightforward way

Social Media news blog covering cool new websites and social networks: Facebook, Google, Twitter, MySpace and YouTube. The latest web technology news, via RSS daily.

Membership Software : PayPlans is an open-source Joomla membership, subscription and billing management software. Create a Subscription/Membership website for your online consultancy, club, services or community all based on the power and flexibility...

Research and purchase dedicated web server hosting and reseller hosting services. Catch up on the latest web hosting news, and read web hosting articles and tutorials.

SourceForge.net. Fast, secure and free downloads from the largest Open Source applications and software directory

Reviews of some of the best online invoicing and billing software providers available on the web. All reviews are written by other entrepreneurs.

The aim of the Open Source Software Directory is to list the best and most promising open source software available on the Internet.

Work your network, get things done and get paid with Ofuz. A customer relation, project management and invoicing software.

EllisLab

Find and compare the best billing and invoicing software. Compare invoicing solutions using features, user reviews, pricing, system requirements, and more.