Open Source Alternatives
CRM, marketing, and sales platform.
HubSpot is a trademark of its respective owner.
Updated May 2026
HubSpot's lock-in is the unified platform. Your contacts and deals export as CSV, but the marketing automation workflows, email templates, landing pages, and reporting dashboards are deeply interconnected. Teams using only CRM features can migrate in a few days. Teams running full marketing automation (email sequences, lead scoring, ad tracking) should budget 3-4 weeks to replicate across multiple tools. The hidden cost is losing the unified view: HubSpot shows marketing touches, sales activity, and support tickets for each contact in one timeline, and you'll need integrations to rebuild that.
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Building a modern alternative to Salesforce, powered by the community.
Twenty is a full-blown CRM built to replace Salesforce. Not a toy.
Open source CRM software application.
SuiteCRM is the most mature open source CRM available. Originally forked from SugarCRM when Sugar went closed source, it now ships under AGPLv3 with a full sales pipeline, contact management, marketing automation, and reporting stack.
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.
EspoCRM is an Open Source CRM (Customer Relationship Management) software.
EspoCRM is the cleaner-looking open source CRM. AGPLv3, modern single-page-app frontend, and an active release cadence with 22,000+ commits.
HubSpot is a platform. It bundles multiple capabilities into one subscription. These tools each cover one piece. Teams often assemble 2–3 of them instead of paying for the full suite.