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OpenPanel vs Heap: catalog facts
OpenPanel	Heap
Freemium Free to self-host; the hosted cloud has a 30-day free trial with no credit card.	Paid Paid plans with a free trial; larger plans are sold through the sales team.
Web, Self-hosted	Web
Product analytics features such as funnels, cohorts and profiles Session replay and A/B testing built in	Automatic capture of interactions without defining events first Journey, conversion and retention analysis
More setup than a simple pageview counter Self-hosting means maintaining the server yourself	Aimed at companies; pricing for larger plans requires contacting sales Hosted only; user data is stored by a third party
Web application, Self-hosted, Hosted service	Web application, Hosted service
Open source	Closed source
License: AGPL-3.0	License not stated
Not stated if an account is needed	Account needed
Not stated if it works offline	Needs internet
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.