Dolibarr

Dolibarr is an open-source ERP and CRM suite for companies, foundations, and freelancers. Its documented modules cover customers, prospects, leads, contacts, commercial proposals, orders, contracts, interventions, tickets, invoices, payments, suppliers, purchasing, inventory, manufacturing, projects, agendas, HR, and accounting.

The application supports customizable dashboards, user-defined fields, multi-user permissions, multiple currencies, reporting, data import and export, mass emailing, REST and SOAP APIs, and third-party extensions. It can run as a standalone or web application, with installation through PHP and MariaDB, MySQL, or PostgreSQL, packaged distributions, or Docker; commercial hosted offerings are also available.