The Best Open Source Odoo AlternativesTop CRM Systems and other similar apps like Odoo

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 Dolibarr, EspoCRM , Twenty CRM and Apache OFBiz.

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Odoo alternatives are mainly CRM Systems, but if you're looking for Inventory Management Tools or Invoicing Software you can filter on that. Other popular filters include Self-Hosted + Free and Self-Hosted + Open Source. These are just examples - use the filter bar below to find more specific alternatives to Odoo.
Odoo iconOdoo
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Integrates enterprise resource planning, CRM, and more, eliminating the need for multiple software with open-source solutions developed in Python.

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Odoo alternatives page was last updated Apr 25, 2025
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  1. ERPNext icon

    ERPNext

     99 likes
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    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.

    152 ERPNext alternatives

    License model

    • Freemium • Open Source

    Application types

    Country of Origin

    • GB flagUnited Kingdom

    Platforms

    • Mac
    • Linux
    • Online
    • Self-Hosted
    • Python
    Sales Invoice Print Format

    Properties

    1.  Customizable

    Features

    1. Google Calendar icon  Sync with Google Calendar
    2.  Dark Mode
    3.  Gamification
    4. Git icon  Git Support
    5.  Marketing Automation
    6.  Cloud Sync
    7.  Recurring Tasks
    8.  Subtasks
    9.  Ad-free
    10.  Import CSV Data
    11.  Calendar View
    12.  Gantt-charts

    ERPNext VS Odoo

     
    Comments about ERPNext as an Alternative to Odoo
    Top Positive Comment
    Guest
    Nov 29, 2016
    13

    True Open Source without hidden payments for certain features

    Top Negative Comment
    bluebradcom
    Nov 5, 2021
    0

    lacks critical feature of invoicing and square payments

    Most Recent Comment
    Guest
    Positive •Oct 16, 2020
    1

    ERPNext is a better tool, cleaner UI more flexible and 100% Free Software

    Show more comments
    3 of 8 comments
    Odoo Icon
    ERPNext icon

    • Most users think ERPNext is a great Odoo alternative.

    • ERPNext is the most popular Web-based, Mac, Linux & Self-Hosted alternative to Odoo.

    • ERPNext is the most popular Open Source & free alternative to Odoo.

    • ERPNext is Freemium and Open SourceOdoo is also Freemium and Open Source
  2. Dolibarr icon

    Dolibarr

     46 likes
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    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...).

    100 Dolibarr alternatives

    License model

    • Free • Open Source

    Application types

    Country of Origin

    • FR flagFrance
    • European Union flagEU

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • Self-Hosted
    • PHP
    • Cloudron
    Dolibarr screenshot 1

    Properties

    1.  Support for Themes

    Features

    1.  Dark Mode
    2.  Shared Folders
    3.  No Coding Required
    4.  File Tagging
    5.  Task Time Tracking
    6.  Decentralized
    7.  Ad-free
    8.  Two-factor Authentication
    9.  Upload Screenshot
    10.  Support for multiple currencies
    11.  No Tracking
    12.  ERP Integration

    Dolibarr VS Odoo

     

    • Most users think Dolibarr is a great Odoo alternative.

    • Dolibarr is the most popular Windows alternative to Odoo.

    • Dolibarr is Free and Open SourceOdoo is Freemium and Open Source
    • Dolibarr is DecentralizedOdoo is not according to our users
  4. EspoCRM icon

    EspoCRM

     100 likes
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    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.

    196 EspoCRM alternatives

    License model

    • Freemium • Open Source

    Application types

    Country of Origin

    • UA flagUkraine

    Platforms

    • Mac
    • Windows
    • Linux
    • Self-Hosted
    • JavaScript
    • Software as a Service (SaaS)
    • PHP
    • Cloudron
    A Web based CRM. One version for all your devices.

    Properties

    1.  Lightweight
    2.  Configurable

    Features

    1.  Social feed
    2.  Multiple languages
    3.  Ad-free
    4. Google Drive icon  Google Drive integration
    5.  Marketing Automation
    6.  Kanban Board
    7.  Import CSV Data
    8.  Email template editor
    9.  No Coding Required
    10.  Email Scheduling
    11.  Web-Based
    12.  Drag and Drop

    EspoCRM VS Odoo

     
  5. Twenty CRM icon

    Twenty CRM

     6 likes
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    Twenty CRM is a contemporary Customer Relationship Management tool that combines the flexibility of open-source software with advanced features and a streamlined design. This CRM solution encourages its users to participate as co-creators, fostering an open-source collaboration...

    58 Twenty CRM alternatives

    License model

    • Freemium • Open Source

    Application type

    Platforms

    • Self-Hosted
    • Software as a Service (SaaS)
    • Docker
    Twenty CRM screenshot 1

    Twenty CRM VS Odoo

     
  6. Apache OFBiz icon

    Apache OFBiz

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

    57 Apache OFBiz alternatives

    License model

    • Free • Open Source

    Application type

    Country of Origin

    • US flagUnited States

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • BSD
    Apache OFBiz screenshot 1

    Apache OFBiz Features

    1.  Catalog
    2.  Content Management
    3.  Workflow
    4.  ERP

    Apache OFBiz VS Odoo

     
  7. Flectra icon

    Flectra

     2 likes
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    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

    License model

    • Free • Open Source

    Platforms

    • Windows
    • Linux
    Flectra screenshot 1

    Flectra VS Odoo

     
  9. Tryton icon

    Tryton

     21 likes
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    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.

    License model

    • Free • Open Source

    Application type

    Country of Origin

    • BE flagBelgium
    • European Union flagEU

    Platforms

    • Mac
    • Windows
    • Linux
    • Flathub
    • Python
    • PostgreSQL
    Tryton screenshot 1

    Tryton Features

    1.  Task Time Tracking
    2.  Support for multiple currencies
    3.  Multiple languages
    4.  ERP
    5.  Production Management

    Tryton VS Odoo

     
  10. Axelor icon

    Axelor

     3 likes
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    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.

    License model

    • Freemium • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • Windows Phone
    Responsive

    Axelor Features

    1.  ERP Integration
    2.  Rad

    Axelor VS Odoo

     
  11. ZenTao icon

    ZenTao

     16 likes
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    ZenTao is an open source project management tool, supporting Scrum. It integrates product management, project management, bug management and QA management, etc., covering all lifecycle of software development.

    243 ZenTao alternatives

    License model

    • Freemium • Open Source

    Application types

    Country of Origin

    • CN flagChina

    Platforms

    • Windows
    • Linux
    • Online
    • Android
    • Self-Hosted
    My Dashboard

    ZenTao Features

    1.  Gantt-charts
    2.  Bug reporting
    3.  User story mapping
    4.  Burndown charts
    5.  Scrum Boards
    6.  Kanban Board
    7.  In-built Bug tracking
    8.  Test case management
    9.  Document tracking

    ZenTao VS Odoo

     
  12. VIENNA Advantage icon

    VIENNA Advantage

     2 likes
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    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.

    License model

    • Free • Open Source

    Application type

    Country of Origin

    • IN flagIndia

    Platforms

    • Mac
    • Windows
    • Linux
    • Chrome OS
    VIENNA Advantage screenshot 1

    VIENNA Advantage Features

    1.  DMS
    2.  ERP

    VIENNA Advantage VS Odoo

     
10 of 44 Odoo alternatives