The best open-source Analytics BI tools, curated: 38 in the registry, including pipeline-diff, Kavla, Jitsu. Every tool is open-source; each entry lists license, self-hostability, and links.
pipeline-diff· tool, 2026-10-05 pipeline-diff is an open-source pipeline change tracker for HubSpot and Salesforce: it rebuilds what changed in your sales pipeline over any window (deals created, won, lost, pushed out, amount and forecast-category moves) from the CRM's own change history, onto a self-hosted waterfall dashboard and agent-readable files. Maker-positioned as an OSS alternative to Clari/Gong's pipeline waterfall. MIT; self-hostable (pip install, read-only CRM). Free. Published 2026-09-29; nascent (~1 star).
Kavla· tool, 2026-10-01 Kavla is a self-hostable infinite-canvas data workspace: it pairs a tldraw canvas with an in-browser DuckDB and an OpenAI-compatible agent (works with the Codex CLI), so you can lay out, query, and explore data spatially and let an agent drive the analysis. Open source: yes (Apache-2.0); self-hostable. Free OSS; early project (~19 stars; ~75 commits).
Jitsu· tool, 2026-09-29 Jitsu is an open-source alternative to Segment: it collects event data from sites, apps, and servers and routes it in real time to data warehouses and third-party tools (PostHog, GA4, Meta, Ads). Open source: yes (MIT); self-hostable, with no feature gating; hosted option at jitsu.com. Free (open-core); ~5.1k stars; maker jitsucom.
Matomo· tool, 2026-09-28 Matomo is open source (GPL-3.0): a free/libre, self-hosted web analytics platform positioned as a privacy-first alternative to Google Analytics: you install it on your own server so visitor data stays in your database. Covers real-time visits, goals and campaign tracking, e-commerce, segments, geo-location, and customizable dashboards. Runs on 1.4M+ sites.
OpenPanel· tool, 2026-09-28 OpenPanel is a self-hosted, open-source (AGPL-3.0) product- and web-analytics platform positioned as an open-source alternative to Mixpanel and Google Analytics: funnels, cohorts, user profiles, session replay, real-time dashboards, A/B testing, and privacy-first cookieless tracking. Self-host OpenPanel for full data ownership, or use the hosted cloud.
duckdb.mk· tool, 2026-09-26 duckdb.mk is a minimal Make-based build system that parses SQL file dependencies to build reproducible DuckDB and Parquet data pipelines, dbt-style, with no config. Open source: yes (MIT); self-hostable, needs DuckDB 1.4.1+, GNU Make and curl. Brand new and unproven: 0 stars, created 2026-09-25.
Opaline· tool, 2026-09-24 Opaline is an MIT-licensed CLI that gives PostHog-style session analytics — token cost and usage — for Claude Code and Codex, and is self-hostable. It is a mature project (created February 2026, 298 stars), not a brand-new drop; the recent event is its rename and relaunch from rudel to Opaline. It has been maturing since February.
Relay· tool, 2026-09-10 Open-source push-to-talk voice interface layer (React/TypeScript) for dense operations dashboards: deterministic intent parsing, a set of UI components and a reusable skill so an AI coding agent can add voice control over analytics views. VERY EARLY.
Mnemiq· tool, 2026-09-09 Open-source text-to-SQL engine (Python) that turns natural-language questions into queries against your own database, with a configurable pipeline, built-in safety checks and integrated evaluation tooling — the analytics/BI node for a self-hosted agent stack.
Google releases TimesFM 3.0 time-series forecasting model· news, 2026-09-02 Google published TimesFM 3.0, a time-series forecasting model, on Hugging Face. GTM angle: pipeline/demand forecasting (analytics-adjacent, not core outreach). Open-weight; commercial terms NOT independently verified.
Google Analytics MCP Server· tool, 2026-08-25 The official Google Analytics team's MCP server: run GA4 core/funnel/realtime reports and property queries through the Analytics read scope — one of the safer direct marketing-data connections.
PostHog· tool, 2026-08-25 Product & web analytics platform: session replay, funnels, feature flags, experiments, error tracking, and AI observability — with agent/MCP support. Shows what visitors did after the click.