What are the best alternatives to PostHog?

The top alternatives to PostHog are ClickHouse MCP Server, SafetyBench Eval, Langfuse, ranked by real usage data on Unfragile.

Are there free alternatives to PostHog?

Yes, 19 free alternatives to PostHog exist, including ClickHouse MCP Server, SafetyBench Eval, Langfuse.

20 alternatives ranked by real usage data. PostHog scores 86/100

OriginalPostHog

Open-source product analytics with LLM observability — traces, costs, evals unified with product metrics.

20 alternatives

19 free options

Official ClickHouse MCP — read-only SQL analytics over ClickHouse and chDB for agents.