citrusdb is customer care and billing software that can be used in many different service providers, including Internet service, subscriptions, consulting, and telecommunications. It provides CRM, ticketing, invoicing, and credit card batches.
EGS is a multi-user, Web-based Groupware/CRM/MRP and project management suite.. Current modules include a CRM/address book/dashboard, calendar, content management, project management tools, email
ticketing, Web site news, and accounting/ERP.
Host4net is a control panel solution for Web
hosting companies and ISP administration, with
extended financial and commercial features, made
to ease the process of administration in a high
density user environment. For now, it depends on
Webmin.
OFBiz Neogia is an ERP solution based on the OFBiz framework. It covers finance, manufacturing, CRM, sales, sourcing, purchasing, and e-commerce, is based on UML models, and makes extensive use of code generation.