Self-Hosted

Find and compare the best open source alternatives to popular software tools. Get weekly recommendations in your inbox.

Cal.com faviconCal.com

Cal.com is an open-source scheduling infrastructure and Calendly alternative that allows users to schedule meetings efficiently.

35,941 stars
Last commit Apr 26, 2025

Appflowy faviconAppflowy

AppFlowy is an open-source alternative to Notion, providing a self-hosted workspace for notes, tasks, and knowledge management.

62,436 stars
Last commit Apr 26, 2025
agpl-3.0

AFFiNE faviconAFFiNE

A privacy-first collaborative knowledge platform that combines note-taking, whiteboarding, and database capabilities in a seamless workspace.

50,152 stars
Last commit Apr 26, 2025

Outline faviconOutline

Outline is a modern team knowledge base and wiki platform designed for secure, collaborative documentation.

31,807 stars
Last commit Apr 26, 2025

Strapi faviconStrapi

Strapi is a headless CMS that gives developers the freedom to use their favorite tools and frameworks while allowing content editors to easily manage and distribute content.

66,375 stars
Last commit Apr 25, 2025

Appsmith faviconAppsmith

An open-source low-code platform for building internal tools, dashboards, and admin panels with drag-and-drop simplicity.

36,801 stars
Last commit Apr 26, 2025
apache-2.0

ToolJet faviconToolJet

ToolJet is a low-code platform for building and deploying internal tools and business applications without extensive coding knowledge.

35,538 stars
Last commit Apr 25, 2025
agpl-3.0

Supabase faviconSupabase

Supabase is an open-source Firebase alternative providing a PostgreSQL database with a powerful suite of developer tools and APIs.

81,571 stars
Last commit Apr 26, 2025
apache-2.0

Ghost faviconGhost

Ghost is a modern, open-source publishing platform designed for professional bloggers, writers, and creators to build their own independent media business.

49,103 stars
Last commit Apr 26, 2025
mit

Matomo faviconMatomo

Matomo (formerly Piwik) is a leading open-source web analytics platform that provides complete data ownership and user privacy protection as an ethical alternative to Google Analytics.

20,466 stars
Last commit Apr 26, 2025
gpl-3.0

Umami faviconUmami

Umami is a simple, privacy-focused alternative to Google Analytics for tracking website traffic and user behavior.

26,128 stars
Last commit Apr 26, 2025
mit

Plausible faviconPlausible

A privacy-friendly alternative to Google Analytics that provides simple, lightweight website analytics without tracking personal data or using cookies.

22,223 stars
Last commit Apr 25, 2025
agpl-3.0

Rowy faviconRowy

Low-code backend platform with a spreadsheet-like interface for managing Firestore data and cloud functions.

6,597 stars
Last commit Nov 23, 2024

NocoDB faviconNocoDB

NocoDB is an open-source Airtable alternative that transforms any MySQL, PostgreSQL, SQL Server, SQLite & MariaDB into a smart spreadsheet interface.

53,980 stars
Last commit Apr 26, 2025
agpl-3.0

Gitea faviconGitea

Gitea is a lightweight, self-hosted Git service written in Go that provides a painless way to host your Git repositories.

48,290 stars
Last commit Apr 26, 2025
mit

Gitlab faviconGitlab

GitLab is a complete DevOps platform delivered as a single application that enables teams to collaborate, build, test, and deploy software efficiently.

23,964 stars
Last commit Apr 26, 2025

OpenPanel faviconOpenPanel

Privacy-friendly analytics with all the important metrics you need, in a simple and modern interface.

4,075 stars
Last commit Apr 17, 2025
agpl-3.0

Neon faviconNeon

Neon is a serverless PostgreSQL database platform that separates storage and compute to deliver autoscaling, branching, and bottomless storage capabilities.

16,904 stars
Last commit Apr 26, 2025
apache-2.0

Pocketbase faviconPocketbase

An open source backend in a single file with realtime database, authentication, file storage, and admin dashboard

46,578 stars
Last commit Apr 21, 2025
mit

DocuSeal faviconDocuSeal

DocuSeal is an open-source document signing and form automation platform that provides a secure, privacy-focused alternative to DocuSign and similar services.

9,037 stars
Last commit Apr 7, 2025
agpl-3.0

Mastodon faviconMastodon

Mastodon is a decentralized social network platform that gives users control over their online social experience while maintaining privacy and freedom of expression.

48,182 stars
Last commit Apr 26, 2025
agpl-3.0

Odoo faviconOdoo

Odoo is an all-in-one business management software offering integrated applications for CRM, eCommerce, accounting, inventory, and more.

42,550 stars
Last commit Apr 26, 2025

ClickHouse faviconClickHouse

ClickHouse is a high-performance, column-oriented database management system designed for real-time analytics on large datasets.

40,355 stars
Last commit Apr 26, 2025
apache-2.0

PostHog faviconPostHog

PostHog is an open-source product analytics platform that provides a comprehensive suite of tools for understanding user behavior and improving product performance.

26,046 stars
Last commit Apr 26, 2025

Plane faviconPlane

A fully open-source project management tool with features and flexibility of Jira but with the speed and design aesthetic of Linear

35,542 stars
Last commit Apr 26, 2025
agpl-3.0

Dub faviconDub

Dub is an open-source link management platform that helps users create, share, and track short links with custom domains.

21,242 stars
Last commit Apr 26, 2025
agpl-3.0

Postal faviconPostal

Postal is a complete, open-source mail delivery platform designed for sending high volumes of transactional and marketing emails.

15,446 stars
Last commit Apr 22, 2025
mit

Windmill faviconWindmill

Windmill is a developer platform that turns scripts into production-ready workflows and UIs, enabling rapid automation and internal tool development.

12,809 stars
Last commit Apr 26, 2025

Trench faviconTrench

Trench is an open-source analytics infrastructure platform combining Kafka and ClickHouse for high-performance event tracking and analysis.

1,550 stars
Last commit Dec 23, 2024
mit

Appwrite faviconAppwrite

Appwrite is an open-source backend platform that enables developers to rapidly build and scale applications with ready-to-use backend services.

48,291 stars
Last commit Apr 26, 2025
bsd-3-clause

DeepSeek faviconDeepSeek

DeepSeek is an advanced AI language model platform offering open-source alternatives to ChatGPT and Claude, with superior inference speed and competitive performance.

96,111 stars
Last commit Apr 9, 2025
mit

Typebot faviconTypebot

A no-code platform for building advanced chatbots that can be deployed across websites and messaging platforms like WhatsApp, enabling businesses to create sophisticated conversational experiences.

8,515 stars
Last commit Apr 26, 2025

Authentik faviconAuthentik

Authentik is a self-hosted, open-source identity provider that offers a secure alternative to third-party authentication services like Auth0 and Okta.

15,876 stars
Last commit Apr 26, 2025

Prometheus faviconPrometheus

Prometheus is a leading open-source monitoring and alerting system designed for reliability and scalability in modern cloud environments.

58,298 stars
Last commit Apr 25, 2025
apache-2.0

PrestaShop faviconPrestaShop

PrestaShop is a free and open-source e-commerce platform that enables merchants to create and manage online stores with comprehensive features and customization options.

8,522 stars
Last commit Apr 25, 2025

WooCommerce faviconWooCommerce

WooCommerce is the world's most popular open-source e-commerce platform built for WordPress, empowering businesses to create and manage online stores.

9,701 stars
Last commit Apr 26, 2025

Hoppscotch faviconHoppscotch

Hoppscotch is a lightweight, fast API development ecosystem with an intuitive interface for testing and developing APIs.

71,389 stars
Last commit Apr 25, 2025
mit

Directus faviconDirectus

Directus is a modern data platform that instantly transforms any SQL database into a dynamic API and no-code app, drastically reducing backend development time.

30,067 stars
Last commit Apr 25, 2025

Payload faviconPayload

Payload is a self-hosted headless CMS and application framework built with TypeScript, Node.js, and React

34,378 stars
Last commit Apr 25, 2025
mit

Prefect faviconPrefect

Prefect is a modern workflow orchestration platform that enables teams to build, monitor, and scale data pipelines using pure Python, offering a more flexible alternative to Apache Airflow.

19,093 stars
Last commit Apr 26, 2025
apache-2.0

Cube faviconCube

A universal semantic layer platform that unifies data access and definitions across analytics and AI applications.

18,459 stars
Last commit Apr 26, 2025

n8n faviconn8n

A powerful workflow automation platform that combines visual programming with AI capabilities, allowing users to create complex automations through a no-code interface.

86,241 stars
Last commit Apr 26, 2025

Coolify faviconCoolify

Coolify is an open-source platform that enables self-hosting applications with the same convenience as major cloud platforms like Heroku, Netlify, and Vercel.

40,495 stars
Last commit Apr 25, 2025
apache-2.0

SST faviconSST

SST is a modern infrastructure framework for deploying full-stack applications with serverless architecture using a single configuration approach.

23,502 stars
Last commit Apr 26, 2025
mit

Dokploy faviconDokploy

Dokploy is an all-in-one deployment platform that enables developers to deploy applications anywhere with complete flexibility and control, supporting multiple servers and deployment methods.

19,543 stars
Last commit Apr 26, 2025