Open Source Alternatives
Web analytics service from Google.
Google Analytics is a trademark of its respective owner.
Updated May 2026
GA4's real lock-in is the Google Ads integration. If you're running paid campaigns and optimizing on GA4 conversion events, switching analytics means rebuilding your entire ad attribution pipeline. Teams that only use GA4 for traffic stats can switch in an afternoon with a script tag swap. E-commerce teams with enhanced measurement, custom dimensions, and Google Ads conversion imports should budget 1-2 weeks. The hidden cost is losing the free BigQuery export, which many teams build internal dashboards on top of.
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Leading open source web analytics platform
You self-host it, you own the data, your visitors' browsing habits stay on your servers. GDPR compliance without the headache of cookie consent banners (in most configurations).
Privacy-focused website analytics
Umami is a privacy-focused analytics tool that gives you pageviews, referrers, device info, and custom events without cookies or personal data collection. GDPR compliant by design.
Open source product analytics, session recording, and A/B testing
PostHog gives you product analytics, session recordings, feature flags, A/B testing, and surveys in one platform. Self-host it or use their cloud.
Lightweight privacy-friendly web analytics
Plausible gives you a clean, lightweight analytics dashboard with no cookies, no cross-site tracking, and no personal data collection. The tracking script is under 1KB.