Open Source Data & Analytics Tools
A curated collection of the best open source software for collecting, moving, and making sense of data, from web scraping and pipelines to warehousing, business intelligence, and product analytics.
Cookie-free web and product analytics, self-hostable
Stars
6,783Last commit
16 hours agoLicense
AGPL-3.0
Open-source analytics platform covering web traffic, custom events, funnels, retention, session replay, and revenue tracking. GDPR-compliant with optional self-hosting.
Open Source Alternative to:
Turn any website into clean, AI-ready data via API
Stars
171,486Last commit
15 hours agoLicense
AGPL-3.0
API for AI agents to search, scrape, crawl, and interact with the live web, returning clean Markdown, structured JSON, or screenshots from any page.
Open Source Alternative to:
LLM-ready web crawler built for AI data pipelines
Stars
79,271Last commit
4 days agoLicense
Apache-2.0
Open-source web crawler and scraper that produces clean, structured output optimized for LLMs, RAG pipelines, and AI agents. Supports async crawling, CSS/XPath/LLM extraction, and stealth browser control.
Open Source Alternative to:
Text-based diagramming that renders in code and docs
Stars
89,911Last commit
3 days agoLicense
MIT
Create flowcharts, sequence diagrams, Gantt charts, and more using a simple Markdown-like syntax that renders anywhere.
Open Source Alternative to:
Self-serve data exploration and dashboard builder
Stars
74,440Last commit
10 hours agoLicense
Apache-2.0
Connect any SQL database, build charts with drag-and-drop or raw SQL, and publish interactive dashboards without writing application code.
Open Source Alternative to:
Unified observability for metrics, logs, traces, and more
Stars
76,370Last commit
4 hours agoLicense
AGPL-3.0
Grafana unifies metrics, logs, traces, profiles, and business data into one OpenTelemetry-native platform with AI-assisted root cause analysis and adaptive cost controls.
Open Source Alternative to:
AI-powered analytics workspace built for investment teams
Stars
72,223Last commit
25 days agoLicense
AGPL-3.0
Connects proprietary, licensed, and public financial data with AI agents in a self-hostable workspace for asset managers, hedge funds, and banks.
Open Source Alternative to:
Lightning-fast analytics for massive datasets
Stars
49,409Last commit
3 hours agoLicense
Apache-2.0
High-performance columnar OLAP database system for real-time analytics on big data, with SQL support and linear scalability.
Open Source Alternative to:
Unlock data insights with powerful, user-friendly analytics
Stars
48,897Last commit
4 hours agoLicense
Unknown
Open-source business intelligence platform for data exploration, visualization, and sharing. Empowers teams to make data-driven decisions effortlessly.
Open Source Alternative to:
Design database diagrams and generate SQL scripts instantly
Stars
39,222Last commit
13 hours agoLicense
AGPL-3.0
Free online database diagram editor with SQL generation. Create ER diagrams, visualize relationships, export scripts, and reverse engineer schemas - no signup required.
Open Source Alternative to:
Empower your website with privacy-focused analytics
Stars
38,337Last commit
4 days agoLicense
MIT
A lightweight, open-source alternative to Google Analytics that respects user privacy and provides valuable insights.
Open Source Alternative to:
Unlock Product Insights with Open-Source Analytics
Stars
38,791Last commit
3 hours agoLicense
MIT
All-in-one product analytics platform. Track user behavior, run experiments, and make data-driven decisions to grow your product.
Open Source Alternative to:
Fast, AI-native web browser built for automation and scraping
Stars
34,213Last commit
5 hours agoLicense
AGPL-3.0
Purpose-built headless browser that delivers 10x faster performance and 10x lower memory usage compared to Chrome headless for web automation and AI workflows.
Open Source Alternative to:
Declarative workflow orchestration for data, AI, and infra
Stars
27,900Last commit
3 hours agoLicense
Apache-2.0
YAML-based orchestration platform with 1400+ plugins for running data pipelines, AI workflows, and infrastructure automation across teams at scale.
Open Source Alternative to:
Privacy-focused, lightweight web analytics
Stars
28,727Last commit
4 hours agoLicense
AGPL-3.0
Simple, open-source web analytics tool that respects user privacy and provides valuable insights without compromising data protection.
Open Source Alternative to:
Connect, query, visualize, and share your data
Stars
28,766Last commit
6 days agoLicense
BSD-2-Clause
Redash is an open-source data visualization and analytics platform that helps teams make sense of their data through SQL queries and interactive dashboards.
Open Source Alternative to:
Open-source data integration for modern teams
Stars
21,944Last commit
4 hours agoLicense
Elastic-2.0
Seamlessly sync data from any source to any destination with a flexible, extensible platform that grows with your data needs.
Open Source Alternative to:
Unify data models and metrics across your entire stack
Stars
20,678Last commit
9 hours agoLicense
Unknown
Cube is a universal semantic layer that connects data sources to analytics tools, providing consistent definitions and fast queries.
Open Source Alternative to:
No-code web scraping, crawling, and extraction platform
Stars
17,274Last commit
13 hours agoLicense
AGPL-3.0
Turn any website into structured data using a visual recorder, natural language prompts, or API. Includes proxy rotation, scheduling, and webhook integrations.
Open Source Alternative to:
Empower your digital strategy with actionable insights
Stars
21,800Last commit
4 hours agoLicense
GPL-3.0
Comprehensive web analytics platform offering full data ownership, privacy protection, and customizable insights for data-driven decision making.
Open Source Alternative to:
Understand your audience with privacy-first analytics.
Stars
12,869Last commit
3 days agoLicense
AGPL-3.0
Get next-gen, open-source, and cookieless web analytics. Understand user behavior with session replays, real-time data, and web vitals. GDPR/CCPA compliant.
Open Source Alternative to:
Centralize, transform, and stash your data
Stars
14,922Last commit
3 days agoLicense
Unknown
Logstash is a free and open server-side data processing pipeline that ingests data from multiple sources, transforms it, and sends it to your desired destination.
Open Source Alternative to:
Ultra-fast data transformation for AI with lineage
Stars
11,392Last commit
9 hours agoLicense
Apache-2.0
Open-source ETL framework built in Rust for AI workloads. Features incremental processing, data lineage, and observability tools for semantic search and RAG applications.
Open Source Alternative to:
Self-hosted session replay with complete data control
Stars
12,559Last commit
3 days agoLicense
AGPL-3.0
Open-source session replay and product analytics platform you can self-host for complete control over data security, privacy, and compliance.
Open Source Alternative to:
Flexible spreadsheets with database power
Stars
11,608Last commit
1 day agoLicense
Apache-2.0
A versatile data management platform combining spreadsheet simplicity with relational database capabilities for efficient data organization and analysis.
Open Source Alternative to:
Cloud-native data warehouse for lightning-fast analytics
Stars
9,422Last commit
3 hours agoLicense
Unknown
Databend is an open-source, elastic cloud data warehouse built for high-performance analytics and seamless integration with popular data tools.
Open Source Alternative to:
Magical data pipeline tool for seamless transformations
Stars
8,810Last commit
10 days agoLicense
Apache-2.0
Open-source data pipeline platform for effortless data integration, transformation, and orchestration using Python, SQL, and R.
Open Source Alternative to:
Open-source A/B testing and feature flagging platform
Stars
8,155Last commit
3 hours agoLicense
MIT
Powerful, developer-friendly experimentation tool for data-driven product decisions. Seamless integration, real-time insights, and flexible deployment.
Open Source Alternative to:
Security-first diagramming with no login required
Stars
7,668Last commit
2 days agoLicense
Apache-2.0
Create professional diagrams online or offline with security-first approach. No registration needed. Works with Google Drive, SharePoint, Atlassian, and more.
Open Source Alternative to:
Transform SQL into beautiful data stories
Stars
6,877Last commit
11 hours agoLicense
MIT
Create data-driven websites and reports using SQL and Markdown, with automatic visualizations and interactive elements.
Open Source Alternative to:
Sync and transform data from any source to any destination
Stars
6,492Last commit
2 days agoLicense
MPL-2.0
CloudQuery is an open-source ELT platform that enables easy data integration from hundreds of cloud and security tools to any destination.
Open Source Alternative to:
Open-source BI for modern data teams
Stars
6,074Last commit
16 hours agoLicense
MIT
Self-serve analytics platform that transforms dbt models into interactive dashboards, enabling data-driven decisions across organizations.
Open Source Alternative to:
Privacy-focused analytics without the complexity
Stars
8,015Last commit
5 months agoLicense
MIT
A simple, privacy-first analytics platform that provides valuable website insights without compromising visitor data or requiring cookie consent banners.
Open Source Alternative to:
Distributed OLAP database for real-time analytics at scale
Stars
6,125Last commit
1 day agoLicense
Apache-2.0
Sub-second SQL queries on fresh streaming data at petabyte scale, built for high-concurrency user-facing apps and AI agent backends.
Open Source Alternative to:
Comprehensive analytics for data-driven decisions
Stars
5,891Last commit
8 hours agoLicense
Unknown
All-in-one analytics platform for mobile, web, and desktop apps. Track user behavior, monitor performance, and optimize your product.
Open Source Alternative to:
Open-source data integration for modern stacks
Stars
5,040Last commit
3 days agoLicense
MIT
Collect, transform, and sync data across your entire infrastructure with a flexible, code-based approach to data integration.
Open Source Alternative to:
Create stunning data visualizations with ease
Stars
4,045Last commit
5 days agoLicense
MIT
A powerful, open-source platform for building interactive dashboards and charts from multiple data sources without coding.
Open Source Alternative to:
Python, SQL, and AI in a collaborative data notebook
Stars
2,999Last commit
8 hours agoLicense
Apache-2.0
Deepnote is an open-source collaborative notebook for data analysts and scientists, combining Python, SQL, AI assistance, and live sharing in one cloud platform.
Open Source Alternative to:
Convert wearable data into actionable health insights with open algorithms
Stars
2,390Last commit
10 hours agoLicense
MIT
Self-hosted health intelligence platform with open algorithms, AI reasoning engine, and zero per-user fees. Connect Apple Health, Whoop, Garmin, Oura, and more.
Open Source Alternative to:
Data observability for modern data teams
Stars
2,397Last commit
9 hours agoLicense
Apache-2.0
Elementary provides dbt-native data observability to detect issues, understand root causes, and resolve problems quickly in data pipelines.
Open Source Alternative to:
Powerful, customizable web analytics for your site
Stars
2,685Last commit
3 hours agoLicense
GPL-2.0
Open-source web analytics platform offering comprehensive visitor tracking, customizable dashboards, and data ownership for websites and applications.
Open Source Alternative to:
Real-time stream processing made simple and affordable
Stars
2,245Last commit
11 days agoLicense
Apache-2.0
Timeplus is a lightweight, powerful, and cost-efficient stream processing platform for real-time analytics, deployed as a single binary.
Openlane – Open-source, developer-first platform for automated compliance, risk management, and built-in Trust Center.
InfluxDB
Sent
Sevalla