Dolibarr ERP - CRM is an easy to use ERP and CRM open source software package (run with a web php server or as standalone software) for businesses, foundations or freelancers (prospect, invoicing, inventory, warehouse, order, shipment, POS, members for foundations, bank accounts...).
Features:
Customer Management Supplier Management Products Management Invoices Management Orders management Contracts Management Point Of Sale Timesheets LDAP Integration Import/Export
Requirements:
PHP 5.6 to 7.4 MySQL 5.1 or higher or MariaDB 5.1 or higher or PostgreSQL 9.1.0 or higher GD Library PHP Mail() ZLib Zip