The best open source alternative to Hotjar is PostHog. If that doesn't suit you, we've compiled a ranked list of other open source Hotjar alternatives to help you find a suitable replacement. Other interesting open source alternatives to Hotjar are: Rybbit, OpenReplay, Fathom Lite, and Litlyx.
Hotjar alternatives are mainly Product Analytics but may also be Web Analytics or Performance Monitoring (APM) Tools. Browse these if you want a narrower list of alternatives or looking for a specific functionality of Hotjar.
All-in-one product analytics platform. Track user behavior, run experiments, and make data-driven decisions to grow your product.

PostHog is the ultimate open-source product analytics suite that empowers teams to build better products. With a comprehensive set of tools, PostHog helps you understand user behavior, optimize your product, and drive growth.
Key benefits of PostHog include:
PostHog integrates seamlessly with your tech stack, offering SDKs for various programming languages and platforms. Its user-friendly interface makes it easy for both technical and non-technical team members to access valuable insights.
Whether you're a startup or an enterprise, PostHog scales with your needs, providing the tools to understand your users, iterate quickly, and build products people love. Join thousands of companies already using PostHog to drive their product decisions and stay ahead in today's competitive market.
Looking for open source alternatives to other popular services? Check out other posts in the alternatives series and openalternative.co, a directory of open source software with filters for tags and alternatives for easy browsing and discovery.
Get next-gen, open-source, and cookieless web analytics. Understand user behavior with session replays, real-time data, and web vitals. GDPR/CCPA compliant.

Rybbit Analytics is a next-generation, open-source analytics platform designed as a lightweight and privacy-respecting alternative to traditional tools. It operates without cookies, ensuring full compliance with GDPR and CCPA regulations right out of the box. This makes it an ideal choice for anyone looking to understand their audience and grow their business without navigating complex privacy settings.
Gain deep insights into user behavior with a comprehensive suite of features:
As a fully open-source solution, you have the option to self-host for complete control over your data. It integrates seamlessly with all major platforms, making setup quick and straightforward.
Open-source session replay and product analytics platform you can self-host for complete control over data security, privacy, and compliance.

Complete visibility into user behavior with session replay technology that captures every click, scroll, and interaction in your application. See exactly how users navigate your product, identify friction points, and troubleshoot issues faster than ever before.
Self-hosted for maximum security - Deploy on your own infrastructure to maintain complete control over customer data. No third-party processors, no compliance headaches, and full alignment with the strictest regulatory standards including SOC 2 Type 2 compliance.
Comprehensive analytics suite includes:
Enterprise-ready platform trusted by product teams worldwide across engineering, product management, customer support, and UX research. Transform hours of debugging into minutes of targeted problem-solving with session insights that take you straight to the root cause.
A simple, privacy-first analytics platform that provides valuable website insights without compromising visitor data or requiring cookie consent banners.

Fathom Analytics offers a refreshing approach to website analytics that prioritizes both simplicity and privacy. The platform provides real-time traffic insights while fully complying with GDPR, CCPA, and other privacy regulations without requiring cookie consent banners.
Key benefits include:
Used by major organizations including IBM, GitHub, and Laravel, Fathom Analytics proves that you don't need to sacrifice valuable insights for privacy protection. The platform's lightweight script ensures fast page loads while delivering accurate, actionable metrics about your website's performance.
Track user behavior, custom events, and conversion funnels in real-time with a single line of code, all while maintaining GDPR compliance.

Litlyx offers a powerful, privacy-focused web analytics solution that doesn't rely on cookies. With just one line of code, you can unlock valuable insights into your website's performance and user behavior.
Key features:
Litlyx provides a comprehensive suite of tools, including:
With its user-friendly interface and powerful features, Litlyx empowers businesses to make data-driven decisions while respecting user privacy. Whether you're a solo developer or part of a large enterprise, Litlyx offers flexible plans to suit your needs, including a free tier for those just getting started.