Best Self-Hosted Open Source Software

GrowthBook

GrowthBook is an open source, warehouse-native platform for feature flags, experimentation, and product analytics.

Alternative to:

LaunchDarkly

Stars8.5K

Forks884

Last commit2 days ago

Standard Notes

Standard Notes is an end-to-end encrypted note-taking app with cross-platform sync and a self-hostable, public source codebase.

Alternative to:

Evernote

Stars6.7K

Forks561

Last commit2 days ago

Flagsmith

Flagsmith is an open source feature flag, remote config, and A/B testing platform with on-premise hosting options.

Alternative to:

LaunchDarkly

Stars6.6K

Forks588

Last commit2 days ago

Lightdash

Lightdash is an open-source BI tool that turns your dbt project's metrics and dimensions into shareable dashboards.

Alternative to:

Looker

Stars6.2K

Forks791

Last commit1 day ago

Zammad

Web-based, open-source helpdesk platform unifying email, chat, phone, and social support in one place.

Alternative to:

Freshdesk

Stars6K

Forks1.1K

Last commit3 days ago

Baserow

Baserow is an open source, no-code platform for building databases, applications, automations, and dashboards, self-hosted or cloud.

Alternative to:

Airtable

Stars6.2K

Forks767

Last commit3 days ago

Vikunja

Vikunja is a self-hosted to-do and task management app with an AGPL-licensed API and web client for organizing personal and team work.

Alternative to:

Todoist

Stars5.8K

Forks758

Last commit2 days ago

FreeScout

FreeScout is a free, open source help desk and shared inbox built with PHP and Laravel, positioned as a Zendesk and Help Scout alternative.

Alternative to:

Help Scout

Stars4.6K

Forks735

Last commit2 days ago

erxes

erxes is an open source Experience Operating System unifying marketing, sales, support, and operations in one platform.

Alternative to:

HubSpot

Stars4.1K

Forks1.3K

Last commit2 days ago

n8n

A fair-code workflow automation platform combining a visual canvas with custom code, 1500+ integrations, and self-hosted or cloud deployment.

Alternative to:

Make

Stars207.8K

Forks61.2K

Last commit1 day ago

Open WebUI

A self-hosted, offline-capable AI platform with a chat interface, built-in RAG, plugin support, and connections to Ollama and OpenAI-compatible APIs.

Alternative to:

ChatGPT

Stars156K

Forks22.7K

Last commit3 days ago

Immich

A self-hosted photo and video management platform with mobile backup, facial recognition, and metadata search, licensed under AGPLv3.

Alternative to:

Google Photos

Stars116.5K

Forks7.3K

Last commit1 day ago

Supabase

Postgres database platform with auto-generated REST and GraphQL APIs, authentication, realtime subscriptions, file storage, and edge functions.

Alternative to:

Firebase

Stars111.7K

Forks17.1K

Last commit1 day ago

Home Assistant

An open source home automation platform that runs locally, prioritizes privacy, and connects a wide range of devices and integrations.

Alternative to:

SmartThings

Stars91.6K

Forks39K

Last commit1 day ago

Grafana

An open-source platform for building dashboards, exploring logs and metrics, and setting up alerts across mixed data sources.

Alternative to:

Datadog

Stars77.3K

Forks14.9K

Last commit1 day ago

Superset

A business intelligence web application for building charts and dashboards, running SQL queries, and connecting to almost any SQL data source.

Alternative to:

Looker

Stars75.2K

Forks18.5K

Last commit1 day ago

Vaultwarden

A Rust server implementing the Bitwarden Client API for self-hosted password management, compatible with official Bitwarden apps and browser extensions.

Alternative to:

1Password

Stars69.2K

Forks3.3K

Last commit3 days ago

Gitea

Gitea is a self-hosted, all-in-one software development platform with Git hosting, code review, issue tracking, a package registry, and CI/CD.

Alternative to:

GitHub

Stars58.5K

Forks7.3K

Last commit2 days ago

Jellyfin

Jellyfin is a free, self-hosted media server that streams your own movies, shows, and music to apps on other devices, with no licensing fees.

Alternative to:

Plex

Stars58.2K

Forks5.7K

Last commit1 day ago

Metabase

Open-source BI tool for building questions, dashboards, and alerts from your data, with a SQL editor, embedding, and self-hosted or cloud deployment.

Alternative to:

Looker

Stars49.7K

Forks6.9K

Last commit1 day ago

Rocket.Chat

Self-hosted, open-source team chat platform in TypeScript with end-to-end encryption, voice calls, federation, and a custom app framework.

Alternative to:

Microsoft Teams

Stars46.3K

Forks14K

Last commit1 day ago

SiYuan

SiYuan is a self-hosted, block-based note-taking app with two-way references, a Markdown WYSIWYG editor, and flashcard review built in.

Alternative to:

Notion

Stars46.8K

Forks3.1K

Last commit1 day ago

Logseq

Logseq is an open-source outliner for notes and tasks, storing data as local Markdown or Org-mode files with backlinks and a plugin API.

Alternative to:

Notion

Stars45.3K

Forks2.8K

Last commit1 day ago

Paperless-ngx

Paperless-ngx is a self-hosted document management system that indexes scanned documents so you can search and archive paperwork.

Alternative to:

DocuWare

Stars46.8K

Forks3.2K

Last commit1 day ago

Outline

Self-hostable team wiki and knowledge base with a collaborative editor, built on React and Node.js, also available as a hosted service.

Alternative to:

Confluence

Stars40.9K

Forks3.6K

Last commit1 day ago

Mattermost

Open core, self-hosted collaboration platform offering chat, workflow automation, voice calling, screen sharing, and AI integration.

Alternative to:

Microsoft Teams

Stars39.4K

Forks9.1K

Last commit1 day ago

Trilium

Free, open-source note-taking application with a hierarchical tree structure, built for large personal knowledge bases, with sync and encryption.

Alternative to:

Evernote

Stars38.4K

Forks2.6K

Last commit1 day ago

Nextcloud

Self-hosted server for storing, syncing, and sharing files, contacts, and calendars, extendable with hundreds of apps from an official app store.

Alternative to:

Dropbox

Stars37.2K

Forks5.3K

Last commit1 day ago

Authelia

An authentication and authorization server that adds 2FA and SSO to apps behind nginx, Traefik, Caddy, or another reverse proxy via a web portal.

Alternative to:

Auth0

Stars29.3K

Forks1.5K

Last commit1 day ago

ente

An end-to-end encrypted platform with apps for encrypted photo backup, two-factor codes, and document storage, self-hostable from this monorepo.

Alternative to:

Authy

Stars29.4K

Forks1.9K

Last commit2 days ago

Element

A Matrix web and desktop chat client built on the Matrix JS SDK, available hosted, self-hosted, or as an Electron desktop app.

Alternative to:

Microsoft Teams

Stars13.6K

Forks2.8K

Last commit2 days ago

Best Self-Hosted Open Source Software

Self-hosted, open-source software you can run on your own server for full control and privacy—ranked by GitHub stars, activity, and license.