Open Source A/B Testing & Experimentation Apps
Discover open source A/B testing and experimentation platforms for feature flags, split tests, and multivariate experiments. Self-hosted alternatives to SaaS.
6 apps available
Apps in A/B Testing & Experimentation
Python
55%
Other
PostHog
Ab Testing Experimentation · Analytics · Developer Tools
39,975
The all-in-one open source product platform combining analytics, session replay, feature flags, error tracking, AI observability, and a built-in data warehouse in a single self-hostable stack.
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92
Repo Health
80
Technical
65
Dependency
Built with
Python
55%
TypeScript
36%
Updated 6 days ago
Python
63%
BSD 3
Flagsmith
Ab Testing Experimentation · Developer Tools · Devops
6,577
Open-source feature flagging, remote config, and A/B/multivariate testing platform for web, mobile, and server-side apps — self-host or use the hosted SaaS.
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90
Repo Health
82
Technical
63
Dependency
Built with
Python
63%
TypeScript
31%
Updated 1 weeks ago
