Tool
PostHog
Also known as: posthog.com
Open-source alternative to Amplitude — self-hostable product analytics with feature flags and session replay built in.
PostHog is an open-source product analytics platform serving as an alternative to Amplitude or Mixpanel. Strong in: self-hostability (data sovereignty), bundled features (analytics + feature flags + session replay + A/B testing), and developer-friendly API.
Good match for scale-ups that prioritize data ownership or want to consolidate multiple tools.