Open Source Alternatives
CRM, marketing, and sales platform.
HubSpot is a trademark of its respective owner.
Updated Apr 2026
Ranked by Discovery Score
Experience Operating System (XOS) that unifies marketing, sales, operations, and support — run your core business seamlessly while replacing HubSpot, Zendesk, Linear, Wix and more.
erxes wants to be your entire business operating system. CRM, helpdesk, project management, marketing automation: it bundles what most companies stitch together from HubSpot, Zendesk, and Linear into one self-hosted platform.
Building a modern alternative to Salesforce, powered by the community.
Twenty is a full-blown CRM built to replace Salesforce. Not a toy.
Including when one of these alternatives ships a major update. Free.