Best Open-source Product Analytics & Session Replay tools

PostHog

All‑in‑one analytics, feature flags, and experiments platform

Plausible Analytics

Simple, privacy‑first web analytics without cookies or data collection.

OpenReplay

Self-hosted session replay suite with full dev-tools and analytics

Databuddy

Privacy‑first real‑time analytics platform for modern web apps

Countly

Self-hosted product analytics platform for mobile, web, and desktop

Matomo

Self-hosted web analytics platform with complete data ownership

Openpanel

Self‑hosted product analytics platform combining Mixpanel power with Plausible simplicity.

Umami

Fast, privacy‑first web analytics without Google’s data collection

Rybbit

Privacy‑first web analytics that’s intuitive and self‑hostable

Tianji

All-in-One Insight Hub for Website Analytics and Monitoring

Litlyx

Cookie-free analytics with 30-second setup and AI-powered insights

Swetrix

Privacy-first, cookie-less web analytics you can self-host

Ackee

Self-hosted, privacy-focused analytics tool for your websites

Offen

Privacy‑first, self‑hosted web analytics with user‑controlled data

Clarity

Privacy‑first, high‑performance behavioral analytics for modern web

Counterscale

Self-hosted web analytics on Cloudflare's edge network

Aptabase

Privacy-first analytics for mobile, desktop, and web apps

Medama

Self-hosted, cookie-free analytics with a sub-kilobyte tracker

Trench

Scalable real-time event tracking built on Kafka and ClickHouse

Open Web Analytics

Self‑hosted web analytics platform keeping your data private

Vince

Self-hosted, privacy-first web analytics with zero dependencies

Shynet

Self-hosted, privacy-friendly web analytics without cookies or JavaScript

Fathom Lite

Simple, privacy‑first website analytics you host yourself