Best self-hosted CRM for Small Business (2026)

Twenty is a developer-first, open-source CRM built as a modern alternative to Salesforce, offering flexible custom objects, AI agents, and GraphQL/REST APIs. It targets technical teams that want full data ownership and the ability to self-host via Docker or run on managed cloud.

Fits Small Business

Odoo Community is a free, LGPL-licensed open-source ERP suite whose CRM app delivers visual pipeline management, lead and opportunity tracking, email integration, and quotation creation — all deployable on your own servers at no license cost. It is best for teams that want a tightly integrated CRM-to-invoicing workflow on self-hosted infrastructure.

Fits Small Business

SuiteCRM is a free, open-source CRM forked from SugarCRM in 2013 and widely regarded as the closest open-source equivalent to Salesforce in feature breadth. It covers the full sales and service lifecycle — leads, opportunities, cases, campaigns, quotes, projects, and workflow automation — and is deployable on any LAMP stack without per-user licensing fees.

Fits Small Business

ERPNext is a free, open-source (GPL-3) full ERP suite built on the Frappe Framework, with a native CRM module covering lead and opportunity management, customer profiles, activity tracking, and quotation-to-order workflow. It is self-hostable via Docker or Frappe Cloud and targets SMBs to mid-market companies across manufacturing, distribution, services and nonprofits.

Fits Small Business

1CRM is an all-in-one CRM and business management platform founded in Victoria, Canada in 2005, offering both cloud and self-hosted on-premise deployment. Every paid tier includes sales, marketing, order management, project tracking, and customer service — making it a strong fit for small-to-mid-size teams that want a unified system without module upsells.

Fits Small Business

EspoCRM is a free, open-source web CRM licensed under AGPLv3 and available for self-hosting on any Linux/Windows server. It provides contact management, sales pipeline, email campaigns, support cases, and customer portal out of the box, with optional paid extensions for advanced reporting, sales quoting, and project management.

Fits Small Business

Krayin is a free, MIT-licensed, self-hosted CRM built on Laravel and Vue.js, offering lead management, contact management, sales pipeline, and marketing automation for SMEs and enterprises. Maintained by Webkul Software, it supports 22,000+ GitHub stars and multi-tenant SaaS deployment via extensions.

Fits Small Business

Dolibarr is a modular, PHP-based open-source ERP and CRM suite that covers prospects, contacts, opportunities, proposals, sales orders, contracts and helpdesk in a single self-hosted web application. It is particularly popular with small businesses, freelancers and associations that need a lightweight all-in-one system without licensing fees.

Fits Small Business

EGroupware is a free, open-source groupware suite from Germany that bundles CRM contact management, calendar, email, project management, file sharing, and video conferencing in a self-hosted web application. Its CRM module links contacts, tasks, emails, tickets, and documents in a unified customer view, targeting SMEs, public authorities, and educational institutions that need a GDPR-compliant, on-premise Microsoft 365 alternative.

Fits Small Business

Frappe CRM is a standalone, fully open-source CRM built on the Frappe Framework, offering contact management, deals pipeline, workflow automation, and unified communication tracking for modern sales teams. It is AGPL-3.0 licensed, self-hostable for free, and supports unlimited users without per-seat pricing.

Fits Small Business

YetiForce is a free, open-source CRM/ERP platform with 80+ modules covering sales, marketing, support, HR, logistics, and finance — all self-hosted and deployable on LAMP or Docker. Developed by Stohid Technology S.A. (Warsaw, Poland), it is known for deep security controls, granular role/field-level permissions, and one of the largest module counts in the open-source CRM category.

Fits Small Business

Vtiger Open Source is a self-hosted, Mozilla Public Licence CRM with over 5 million downloads, covering contacts, pipeline management, help desk, inventory, and email automation. It is the community edition of the Vtiger platform and is several major versions behind the cloud product, but it remains a capable, free self-hosted option for teams that need core CRM functionality.

Fits Small Business

Axelor is a French open-source ERP/CRM suite built on a low-code platform, combining contact and lead management, opportunity tracking, marketing campaigns and support ticketing with 30+ business applications. The Community edition is free to self-host; Pro and Enterprise tiers add commercial support and advanced modules.

Fits Small Business

erxes is a source-available, self-hosted Experience Operating System (XOS) that unifies CRM, marketing automation, sales pipeline, customer support, and operations in a single plugin-based platform. Built in Ulaanbaatar, it positions itself as an open-source replacement for HubSpot + Zendesk combined.

Fits Small Business

Group-Office is an open-source groupware and CRM platform developed by Dutch company Intermesh, offering contact management, email marketing, project tracking, invoicing, and support ticketing in a single self-hosted web application. It targets SMBs and enterprises that want a privacy-respecting, self-hosted alternative to Microsoft 365 or Google Workspace with built-in CRM capabilities.

Fits Small Business

Perfex CRM is a self-hosted, CodeIgniter-based CRM and project management system sold as a one-time CodeCanyon purchase ($65). It covers client management, invoicing, project tracking, lead management, support tickets, contracts, and time tracking — making it one of the most popular self-hosted CRM choices for freelancers and small agencies, with 25,000+ purchases and a 4.88-star rating on CodeCanyon.

Fits Small Business

Monica is an open-source personal CRM (PRM) that helps individuals document and maintain their personal and professional relationships — tracking contact details, interactions, birthdays, notes, and tasks. It is AGPL-3.0 licensed, self-hostable for free, and designed for privacy-first individuals rather than sales teams.

Fits Small Business

Corteza is a 100% open-source (Apache 2.0) low-code platform by Planet Crust that ships a ready-made CRM module alongside a BPMN 2.0 workflow builder, drag-and-drop app builder, and enterprise messaging. Teams self-host via Docker and can build unlimited custom apps on top of the CRM foundation.

Fits Small Business

RISE is a self-hosted PHP CRM and project management application sold as a one-time CodeCanyon purchase ($89) by FairSketch. It covers client management, project tracking, invoicing, lead management, support tickets, team chat, proposals, and time tracking — built on CodeIgniter 4 with Bootstrap 5 for a modern interface.

Fits Small Business

Atomic CRM is a free, open-source CRM toolkit by Marmelab built with React, shadcn/ui, and Supabase, designed as a developer-friendly starter kit that teams can fully customise and self-host. It covers contacts, deals pipeline, tasks, notes, and email-to-note capture with a lightweight codebase of ~15k lines.

Fits Small Business

Django-CRM (by DjangoCRM) is a free, open-source customer relationship management application built on Python/Django, providing lead management, sales pipeline tracking, deal stages, email marketing, task management, and CRM analytics in a fully self-hosted deployment. It is designed for small to mid-sized businesses and freelancers who want a customizable, privacy-first CRM with no vendor lock-in.

Fits Small Business

NocoBase is an AI-driven, open-source no-code/low-code platform that teams use to build custom CRM systems and other business applications on their own servers, with no per-user or per-application pricing. It is positioned as a platform for building CRM rather than a purpose-built CRM product.

Fits Small Business

IDURAR is a free, open-source ERP and CRM platform built on the MERN stack (Node.js, Express, MongoDB, React) with Ant Design, offering customer management, lead tracking, quoting, invoicing, payment management, and accounting in a single self-hosted web application. It targets businesses seeking a self-hosted Salesforce alternative with optional lifetime commercial licenses for enterprise features.

Fits Small Business

Tryton is a modular, Python/PostgreSQL-based open-source ERP released under GPL-3 by the Tryton Foundation, with a CRM module for lead and opportunity tracking alongside unusually deep financial accounting and supply-chain modules. It targets medium-to-large organisations that prioritise long-term stability and developer extensibility over SaaS convenience.

Fits Small Business

Flectra is an open-source ERP and CRM suite forked from Odoo, built on Python and PostgreSQL, and deployable on your own infrastructure. It includes a CRM module for sales pipeline and contact management, alongside accounting, inventory, HR and e-commerce modules, with a one-time on-premise licence available for teams that want perpetual self-hosted use.

Fits Small Business

Fat Free CRM is a free, MIT-licensed, self-hosted CRM platform built on Ruby on Rails, offering contact management, lead and campaign management, account management, and opportunity tracking. It supports team collaboration, custom fields, and is extensible via Rails Engine plugins.

Fits Small Business

Tine (formerly Tine 2.0) is an open-source groupware and CRM platform developed by Metaways Infosystems in Hamburg, Germany, combining calendar, email, addressbook, CRM, project time tracking, and file management in a self-hosted Docker-deployable system. It targets organizations and enterprises seeking a privacy-focused on-premise digital collaboration suite with a dedicated CRM module for managing customer relationships.

Fits Small Business

metasfresh is a free, open-source ERP system developed by metas GmbH (Bonn, Germany) on a Java/ReactJS/REST-API stack, with a CRM module covering prospect management, phone-call scheduling, request/opportunity tracking and a sales pipeline. It is purpose-built for wholesale, distribution and food-industry SMEs needing advanced supply-chain and accounting alongside basic CRM.

Fits Small Business