Open source alternatives to Segment

2 open source projects replace Segment, ranked by how safe each is to depend on.

94 · Healthy

Product analytics suite with event tracking, session replay, feature flags and experiments.

Free core, paid extrasMIT★ 40kLast commit today

77 · Stable

Event collection pipeline that captures events from websites and apps and streams them to your warehouse and tools.

Free to useMIT★ 5.1kLast commit yesterday

94 · Healthy

77 · Stable

At a glance

Health and license are separate verdicts: a project can be well maintained and still not be open source.

Project	Health	License	Stars	Last commit
PostHog	94 · Healthy	Free core, paid extrasMIT	40k	today
Jitsu	77 · Stable	Free to useMIT	5.1k	yesterday

Segment is a paid analytics product. See all open source analytics tools, ranked the same way.

Scores last refreshed from GitHub on 9 October 2026. How we score.