ERP & accounting

CiviCRM is an open-source constituent relationship management (CRM) platform for non-profit, advocacy and non-governmental organizations.

Axelor Open Suite is an open-source ERP web app covering CRM, sales, finance, HR, project, supply chain and production management in one modular platform.

Apache OFBiz is an open-source ERP framework and application suite for automating enterprise processes such as CRM, e-commerce, supply chain and manufacturing planning.

ADempiere is an open-source ERP, CRM, manufacturing, supply chain and POS suite for running core business operations in one system.

OpenBudgeteer is a budgeting app based on the Bucket Budgeting Principle