8 Best Open Source Website Analytics Platforms (2025)

If you own a website, you’ll need a reliable analytics tool to measure performance and understand user behavior.

Open-source analytics platforms offer powerful features at minimal cost and provide valuable insights to inform data-driven decisions.

These tools give you full control over your data and show essential website engagement metrics like traffic sources, visitor counts, and bounce rates without locking you in or selling your data.

They also offer greater transparency, customization, and improved community collaboration.

This guide reviews the best open source analytics platforms, evaluating their strengths and key features to help you find the perfect fit for your website’s needs.

Let’s get started.

Best Open Source Website Analytics Tools

Open source software lets you run the program yourself. You install it on your server or cloud space and maintain complete control over all visitor data.

This provides small businesses with the opportunity to analyze their website data without incurring expensive subscription fees.

Here are some of the best open source web analytics tools you can check out:

Vemetric

Vemetric is an open-source, privacy-first analytics platform that helps you understand the complete user journey.

Built for privacy compliance and ease of use, it helps you see how visitors interact with your site while keeping their data secure and confidential.

By combining website traffic tracking and comprehensive user behavior analysis into a single dashboard, you can see how people navigate your site, not just how many pages they visit.

Key Features:

• Privacy by Default: Vemetric hosts data on EU servers with GDPR compliance built-in. It uses anonymous hashing to identify visitors, rather than using cookies, and generates unique visitor IDs using a daily-changing salt key. This allows you to track user behavior without storing personal data or requiring consent banners.
• Unified Analytics: It combines website metrics (page views, bounce rates) with product analytics (button clicks, video plays, form interactions) so you can connect your marketing efforts to user behavior without switching tools.
• End-to-End User Journey Mapping: Track anonymous and logged-in users across devices or sessions. Visualize drop-off points, engagement patterns, and measure user activity via daily event volume per visitor.
• Real-Time Visibility: Live dashboards display active users and their locations, top-performing pages, and traffic sources, including social, search, and referrals.

Best For:

• Teams needing one tool for traffic + behavior analytics.
• Businesses prioritizing privacy compliance without a complex setup.

Pricing:

• A free plan is available (for up to 2,500 events per month).
• It costs $5 per month (for up to 10,000 events).

PostHog

PostHog is a self-hosted analytics platform designed for technical teams that need to understand how users interact with their digital products.

It combines behavioral analytics, session recordings, and feature experimentation to help you optimize user journeys and product growth.

Key Features:

• All-in-One Product Analytics: It provides unified event data by tracking custom events, such as clicks, sign-ups, payments, and auto-captured interactions, including page views and frontend errors.
• Session Recordings: Watch anonymized user sessions to identify areas where users struggle.
• Funnel Analysis: Visualize drop-off points in sign-up flows or checkout processes.
• Feature Flags: Roll out updates gradually to target user segments or kill broken features instantly.
• Developer-Centric Workflow: Write custom queries for complex analysis, and sync data with CRMs, data warehouses, or internal tools.

Best For:

• Tracking feature adoption and user journeys.
• Developers who want to regulate releases with feature flags and diagnose UX issues using session replays.

Pricing:

• Free tier with one year of data retention.
• Pay-as-you-go pricing model based on usage.

Matomo

Matomo is an open-source web analytics platform that offers a range of features for website analytics and privacy-focused teams.

It is a great choice if you want to avoid Google’s data harvesting and GA4’s complexity, while maintaining transparency with 100% data ownership, GDPR/CCPA compliance, and no vendor lock-in.

Key Features:

• Complete Data Control: Self-host on your infrastructure or utilize Matomo Cloud for a fully managed service.
• Privacy Compliance: Matomo offers ****an optional anonymous mode to avoid cookie consent banners.
• Heatmaps: Visualize clicks, scrolls, and mouse movements to optimize layouts.
• Session Recordings: Watch user sessions to identify areas for improvement.
• Real-Time Dashboards: Monitor live traffic spikes during campaigns and get quick insights into website performance.
• Form Analytics: Track form abandonment rates and field struggles.
• Plugins: Extend Matomo’s functionality with hundreds of free extensions for A/B testing, tag management, and SEO tools.

Best For:

• Enterprise-grade web analytics without sacrificing privacy or data ownership.
• Tracking marketing campaigns without cookie banners.

Pricing:

• The core version is free, but you’ll need your servers.
• Matomo Cloud costs 22 EUR per month.

Plausible Analytics

Plausible Analytics is a lightweight analytics platform built for simplicity, privacy compliance, and minimal performance impact.

It is designed as a direct alternative to Google Analytics, hosted exclusively in the EU, and provides GDPR compliance without requiring cookie banners.

Key Features:

• Privacy: No cookies or personal data collection. It uses anonymized data to remove the need for consent banners.
• Essential Metrics: Unified dashboard shows key metrics like unique visitors, pageviews, bounce rate, and referral sources.
• Goal and Event Tracking: Monitor conversions, revenue, and custom events without code.
• Lightweight Script: A script size of less than 1 KB ensures pages load 75x faster than Google Analytics.
• Marketing Attribution: Track UTM parameters, channels (email, social), and conversion paths. View search keywords that drive organic traffic directly in the dashboard.
• Funnel Analysis: Map user drop-off points across pages or events.

Best For:

• Ideal for transparent, lightweight analytics.
• Blogs or marketing sites prioritize speed, privacy, and essential traffic insights.

Pricing:

• No free plan.
• Pricing starts at $9 per month.

Umami

Umami is a simple, fast, and self-hostable analytics platform that offers essential website metrics such as visitors, pageviews, bounce rates, and traffic sources.

It reveals who is visiting your site and what they are doing without gathering personal information or slowing down performance.

Key Features:

• Single-Page Dashboard: All key metrics are displayed on a single, clean, and easy-to-use screen.
• Cookieless Tracking: Umami utilizes anonymized data hashing instead of cookies, thereby eliminating the need for consent banners.
• Real-Time Views: Monitor active visitors, top pages, and traffic sources instantly.
• Custom Events: Track simple events like button clicks, form submissions, or purchases using simple JavaScript.
• UTM Tracking: Measure campaign effectiveness and identify exact referral sources.
• Self-Host or Cloud: You can deploy via Docker, cloud services, or use Umami’s managed hosting.

Best For:

• Businesses needing fast, privacy-compliant traffic insights without complexity.
• Developers who want a low-maintenance, self-hosted GA alternative.

Pricing:

• A free plan is available for 100,000 events per month.
• Pricing starts from $20 per month.

OpenPanel

OpenPanel is an open-source web and product analytics platform focused on user engagement and conversion optimization.

It combines behavioral insights and visualization tools to help product teams understand why users stay or leave.

Key Features:

• Privacy-First Analytics: Zero cookies and fully GDPR compliant.
• Cohort Analysis: Track user groups to see if they return over days or weeks.
• Funnel Mapping: Build multi-step user paths and identify drop-off points.
• Session Tracking: Monitor user interactions to identify friction points, first and last seen dates, user location, device information, session duration, page views, and activity patterns.
• Event Autocapture: Track clicks, form submissions, and pageviews automatically after one script install.

Best For:

• SaaS startups tracking conversion journeys.
• Reducing cart abandonment through session replay analysis.

Pricing:

• It starts from $2.50 for 5,000 events per month.

Countly

Countly is a product analytics platform that enables teams to track and analyze user behavior across mobile, web, and desktop applications.

It combines analytics with engagement tools in one suite, prioritizing real-time insights, data ownership, and GDPR compliance.

Key Features:

• Cross-Platform SDKs: It supports an extensive range of SDKs to collect data from iOS, Android, web, desktop, and connected devices.
• Custom Events and Funnels: Track custom events and map user journeys with funnels to spot drop-offs.
• Self-Hosted or Private Cloud: Host data on-premise or in EU/US servers for GDPR compliance.
• Push Notifications: Send targeted messages based on user behavior.
• Remote Customization: Tweak app behavior, features, or UI remotely without code deploys.
• Live Dashboards: Monitor active users, crashes, or conversions.

Best For:

• Tracking mobile app engagement and crashes.
• Optimizing sign-up funnels or feature adoption.

Pricing:

• Free plan available (open-source and self-hosted).
• Pricing starts from $40 per month (private cloud, free up to 500 monthly active users).

Metabase

Metabase is a business intelligence tool that offers a range of features for data visualization and analysis, enabling teams to explore data, create dashboards, and share insights without technical expertise.

Key Features:

• Interactive Dashboards: Combine multiple visualization types into interactive dashboards. Add dynamic filters, such as date ranges, categories, locations, and more.
• Visual Query Builder: Create charts using drag-and-drop filters, groupings, and aggregations without writing code.
• SQL Editor: Write custom queries for advanced analysis or reuse saved queries across dashboards.
• Embedded Analytics: Integrate dashboards into apps via iframes or React SDK, with white-labeling and granular permissions. It also supports multi-tenant data segregation, allowing customers to view only their data.

Best For:

• Startups and non-technical teams require low-cost, quick setup.
• Integrating analytics into apps without rebuilding from scratch.

Pricing:

• Free plan available (open-source, self-hosted).
• The cloud plan starts at $85 per month.

Final Words

We’ve listed the best open-source analytics platforms, each offering different features and levels of customization.

Choose one that fits your workflow for optimal performance and security.

You can further look into the following guides:

• Best Plausible alternatives
• Umami vs Matomo: Quick Breakdown

FAQs