ERPNext is a free and open-source integrated Enterprise Resource Planning (ERP) software developed by Frappé Technologies Pvt. Ltd. and is built on MariaDB database system using a Python based server-side framework.




The best open source alternative to Odoo is ERPNext. If that doesn't suit you, our users have ranked more than 100 alternatives to Odoo and many of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Odoo are Craftplan, Dolibarr, EspoCRM and Apache OFBiz.
ERPNext is a free and open-source integrated Enterprise Resource Planning (ERP) software developed by Frappé Technologies Pvt. Ltd. and is built on MariaDB database system using a Python based server-side framework.




Open-source ERP platform centralizes inventory management, production batching, order processing, purchasing, CRM, and scheduling for small-scale artisans, featuring cost tracking, supplier management, CSV imports, calendar feeds, global search, secure APIs, and role-based access.




Dolibarr ERP & CRM is a modern and easy to use open-source web software package to manage your business (customers, invoices, orders, products, stocks, agenda, e-mailings, shipments...).




EspoCRM is an Open Source CRM (Customer Relationship Management) software that allows you to see, enter and evaluate all your company relationships regardless of the type. People, companies, projects or opportunities. Written in PHP and JavaScript.




Apache OFBiz™ provides includes a framework and business solutions for ERP, CRM , E-Business / E-Commerce, SCM, MRP, MMS/EAM, POS.




Tryton is a three-tiers high-level general purpose application platform under the license GPL-3 written in Python and uses PostgreSQL as database engine.

FlectraHQ is Open Source ERP and CRM Including Sales, Accounting, Purchase, Inventory, CMS and Ecommerce system for Growth of A business, on Cloud or On Premise

Open-source CRM combining advanced features, sleek intuitive interface, secure user-controlled data management, team collaboration, user-driven customization, and freedom from vendor lock-in, suitable for small and medium-sized businesses seeking flexibility.




Open Source ERP and framework, Cloud Ready, Integrated BPM: A fully configurable solution Easily create or modify your process-oriented business apps in a few clicks, without any coding. Designed to be fully responsive.




Mautic is marketing automation software (email, social, & more). Install on your own website or create a free hosted account. The simple 3-step setup process takes less than 5 minutes and you'll be ready to reclaim control of your marketing.




FacturaScripts is an open source ERP software for the cloud. Built on PHP, symfony components and bootstrap 4. And is distributed under the LGPL 3 license.

Open Source ERP and CRM with HTML5 UI. Use it on the cloud or download code! Powerful DMS and POS module available on demand to boost your business.

True Open Source without hidden payments for certain features