Analytics GitHub Repositories (2026) · Open Source Tools

Umami is a privacy-first web and product analytics platform. Traffic, campaigns, behavior, conversions, and revenue in one place. No cookies, no surveillance, self-hosted or in the cloud.

Open source observability platform for logs, metrics, traces, RUM (web, android, ios), Session replay, pipelines, SLO and LLM observability. A sophisticated, simple and highly performant alternative to Datadog, Splunk, and Elasticsearch with 140x lower storage costs and single binary deployment.

A powerful, privacy-friendly open source web analytics tool that runs entirely on Cloudflare.

The First Real-Time Search Analytics Database

🔎 Open source distributed and RESTful search engine.

Business intelligence as code: build fast, interactive data visualizations in SQL and markdown

Laminar - open-source observability platform purpose-built for AI agents. YC S24.

Open-Source Agent Observability & Evals for AI Platform teams. Trace, test, route and govern every agent & coding assistant in the company.

A data visualization and analytics component, especially well-suited for large and/or streaming datasets.

Open Source Metering and Usage Based Billing API ⭐️ Consumption tracking, Subscription management, Pricing iterations, Payment orchestration & Revenue analytics

One Postgres for your application data, full-text search, vector retrieval, and aggregations. Home of the pg_search extension.

Declarative YAML around SQL for dbt-native dashboards: easy for agents to write, easy for humans to audit.

An orchestration platform for the development, production, and observation of data assets.

Open-source product analytics for startups: track visitors, events, funnels, and goals without cookies, and ask Databunny, the built-in AI analyst. Uptime, feature flags, and short links in the same dashboard.

The open and composable observability and data visualization platform. Visualize metrics, logs, and traces from multiple sources like Prometheus, Loki, Elasticsearch, InfluxDB, Postgres and many more.

ClickHouse® is a real-time analytics database management system

AI-native open-source alternative to Vercel + Sentry + PostHog + Pingdom + Resend + E2B. 440+ CLI operations with drop-in skills for Claude Code, Codex & OpenCode — deployments, analytics, session replay, error tracking, OpenTelemetry, email, sandboxes & AI gateway in one self-hosted Rust binary.

dbt enables data analysts and engineers to transform their data using the same practices that software engineers use to build applications.

Apache Superset is a Data Visualization and Data Exploration Platform

Go language library for reading and writing Microsoft Excel™ (XLAM / XLSM / XLSX / XLTM / XLTX) spreadsheets