GnuCash allows you to track bank accounts, stocks, income, and expenses. As quick and intuitive to use as a checkbook register, it is based on professional accounting principles to ensure balanced books and accurate reports. It is backed by an active development community and is blossoming into a full-fledged accounting system.
Dolibarr is a simple Web application with ERP and CRM capabilities. It is designed for small and medium companies, freelancers or foundations, and can be used to deal with all things you require to manage your activities, such as management of products, stocks, commercial proposals, invoices, orders, members of a foundation, and mailings. A single executable that installs the server and database is available for people with no technical knowledge.
In order to leave Windows behind most people need a fully-functional money management program. CheckBook Tracker seeks to solve that problem. It has the feel and features of packages like Microsoft Money without requiring the user to build their own sources or find an RPM for their distribution. Its features include Import / Export QIF files straight from Money or Quicken, autocomplete, check printing, split transactions, balance forecasts, online banking, and more.
QHacc is a personal accounting program based on Qt. It features double- or single-entry bookkeeping and a reconciliation window. It also provides support for memorized and split transactions, graphing, reporting, archiving, and scheduled transactions that can be based on the account balance.
Tiny ERP is a complete ERP and CRM. The main features are accounting (analytic and financial), production management (MRP), stock management, sales and purchases management, task automation, marketing campaigns, help desk, POS, etc. Technical features include a distributed server, flexible workflows, an object database, a dynamic GUI, an XML-RPC interface, and customizable reports.
]project-open[ is a Web-based enterprise project management application with a focus on finance and collaboration. Its main purpose is to coordinate the work of project managers, project members, and stake holders across multiple projects. Target organizations are companies or corporate departments that need to track finances, tasks, and resources for a large number of concurrently running projects. ]project-open[ consists of about 200 modules for resource management, time sheet management, HR, CRM, ITSM, collaboration, and financials. It is built on top of OpenACS.org, an open-source Web platform featuring role-based permissions, workflows, dynamically extensible objects, and full-text search.