Open Source ERP and CRM | Odoo | WarmIndex

Odoo is an all-in-one open-source ERP and CRM platform providing integrated business apps for companies of all sizes.

🚀 Overview

Odoo is a comprehensive suite of open-source business applications that operate on a single database, covering everything from CRM and sales to accounting, inventory, manufacturing, HR, and website building.

It solves the problem of expensive, fragmented enterprise software by offering modular apps that install with one click, ensuring simplicity, speed, and no vendor lock-in through open-source PostgreSQL data formats.

Built for businesses of all sizes—from micro-enterprises to large corporations—across diverse industries like services, retail, manufacturing, real estate, and health & fitness.

Odoo was developed to empower companies to grow efficiently with affordable, customizable tools and native AI, backed by a global community of over 100,000 developers and 15 million users.

✨ Key Features

Integrated Business Apps: Over 40 apps including CRM, Sales, Inventory, Accounting, HR, Project, Manufacturing, Website Builder, and more—installable in one click for streamlined operations.
Native AI Integration: Automates tasks, personalizes experiences, enables deep research, and scales without limits using LLMs trained on open-source code.
Ultra-Fast Performance: Operations under 90ms, reduced data entry, smart buttons, and intuitive UI for maximum productivity.
Customization & Extensibility: Odoo Studio for no-code tailoring, plus 40k+ community apps from the largest business apps store.
Optional: Ongoing AI enhancements, new industry-specific modules, and Odoo.sh for module development.

🛠 Tech Stack

Frontend: OWL JavaScript framework, QWeb templating
Backend: Python 3
Database: PostgreSQL
Auth: Built-in multi-company user management
Hosting: Odoo Online (SaaS), Odoo.sh (PaaS), Self-hosted on-premises

👥 Who Is This For?

This project is useful for:

Businesses wanting a unified ERP/CRM to replace multiple siloed tools
Teams looking for scalable, affordable operations management across sales, finance, HR, and supply chain
Developers and indie makers extending functionality with custom modules and community apps

📸 Screenshots / Demo

Live demo: https://www.odoo.com/trial
GitHub: https://github.com/odoo/odoo

🔥 Project Status

🟢 Actively building

Last updated: 2026-03-24

❓ FAQ

Is this project free?

Freemium — Community edition is 100% free and open source; Enterprise edition adds premium apps, hosting, mobile apps, and support. (Community for self-hosting; Enterprise starts at fair per-user pricing with no usage limits.)