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Open Source Product Analytics using CSS

A curated collection of the best open source feature-rich platforms for in-depth web and product analytics. using CSS.

OpenPanel

Cookie-free web and product analytics, self-hostable

  • Stars

    7,170

  • Last commit

    7 hours ago

  • License

    AGPL-3.0
Open-source analytics platform covering web traffic, custom events, funnels, retention, session replay, and revenue tracking. GDPR-compliant with optional self-hosting.

Open Source Alternative to:

Google Analytics

PostHog

Unlock Product Insights with Open-Source Analytics

  • Stars

    40,357

  • Last commit

    6 hours ago

  • License

    MIT
All-in-one product analytics platform. Track user behavior, run experiments, and make data-driven decisions to grow your product.

Open Source Alternative to:

Google Analytics

Rybbit

Understand your audience with privacy-first analytics.

  • Stars

    13,136

  • Last commit

    1 day ago

  • License

    AGPL-3.0
Get next-gen, open-source, and cookieless web analytics. Understand user behavior with session replays, real-time data, and web vitals. GDPR/CCPA compliant.

Open Source Alternative to:

Google Analytics

OpenReplay

Self-hosted session replay with complete data control

  • Stars

    13,011

  • Last commit

    6 hours ago

  • License

    AGPL-3.0
Open-source session replay and product analytics platform you can self-host for complete control over data security, privacy, and compliance.

Open Source Alternative to:

Amplitude

GrowthBook

Open-source A/B testing and feature flagging platform

  • Stars

    8,513

  • Last commit

    6 hours ago

  • License

    MIT
Powerful, developer-friendly experimentation tool for data-driven product decisions. Seamless integration, real-time insights, and flexible deployment.

Open Source Alternative to:

LaunchDarkly

Aptabase

Privacy-first analytics for mobile and desktop apps

  • Stars

    1,849

  • Last commit

    7 days ago

  • License

    AGPL-3.0
Open-source, self-hostable analytics platform for mobile and desktop apps, prioritizing user privacy and data control.

Open Source Alternative to:

Google Analytics

Databuddy

Privacy-first analytics without cookies or tracking

  • Stars

    Stars growing over the last 30 days1,209

  • Last commit

    6 hours ago

  • License

    AGPL-3.0
Get powerful web analytics with zero cookies, 100% GDPR compliance, and full data ownership. Lightweight 3KB script delivers real-time insights without compromising user privacy.

Open Source Alternative to:

Google Analytics

Litlyx

Cookie-less analytics for privacy-focused insights

  • Stars

    1,745

  • Last commit

    11 months ago

  • License

    Apache-2.0
Track user behavior, custom events, and conversion funnels in real-time with a single line of code, all while maintaining GDPR compliance.

Open Source Alternative to:

Google Analytics

Trench

Fast, scalable analytics infrastructure

  • Stars

    1,665

  • Last commit

    7 months ago

  • License

    MIT
Open source analytics platform built on ClickHouse and Kafka, offering high-speed event tracking and real-time querying capabilities.

Open Source Alternative to:

Amplitude
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