Best Self-Hosted Open Source Software

Documenso

Documenso is the open source, self-hostable alternative to DocuSign for digital document signing.

Alternative to:

DocuSign

Stars14.2K

Forks3K

Last commit5 hours ago

Unleash

Unleash is a feature flag platform for gradual rollouts, canary releases, and toggling functionality without redeploying code.

Alternative to:

LaunchDarkly

Stars13.7K

Forks879

Last commit13 hours ago

Formbricks

Formbricks is an open source survey platform for in-app, website, link, and email surveys, self-hosted via Docker.

Alternative to:

Qualtrics

Stars12.7K

Forks2.4K

Last commit7 hours ago

ILLA Builder

ILLA Builder is an open-source, self-hosted low-code platform for developers to build internal tools quickly.

Alternative to:

Retool

Stars12.3K

Forks1.2K

Last commit2 months ago

Quickwit

Open-source, Elasticsearch-API-compatible search engine built for sub-second search directly on cloud storage.

Alternative to:

Elasticsearch

Stars11.4K

Forks571

Last commit17 hours ago

Owncast

Owncast is an open source, self-hosted live video streaming and chat server that gives you full control over your content.

Alternative to:

Twitch

Stars11.4K

Forks1.2K

Last commit4 hours ago

Leantime

Leantime is an open source project management tool combining kanban, gantt, goal tracking, and wikis, built as an alternative to Asana and ClickUp.

Alternative to:

Asana

Stars11.1K

Forks1.1K

Last commit2 hours ago

Mautic

Mautic is an open source marketing automation platform for email campaigns, segmentation, and multi-channel workflows.

Alternative to:

HubSpot

Stars10.3K

Forks3.4K

Last commit9 hours ago

Akaunting

Akaunting is open source, self-hosted accounting software for small businesses, built on Laravel and Vue.

Alternative to:

QuickBooks

Stars10K

Forks3K

Last commit21 hours ago

Invoice Ninja

Invoice Ninja is a self-hostable invoicing, billing, and payments platform with client portals, recurring invoices, and Stripe support.

Alternative to:

FreshBooks

Stars9.9K

Forks2.7K

Last commit1 day ago

Nhost

Nhost bundles PostgreSQL, an instant GraphQL API, authentication, storage, and functions as a Firebase alternative.

Alternative to:

Firebase

Stars9.3K

Forks604

Last commit9 hours ago

BigBlueButton

BigBlueButton is an open-source virtual classroom with video, whiteboards, polling, and breakout rooms for teaching.

Alternative to:

Google Meet

Stars9.2K

Forks6K

Last commit5 hours ago

Ghostfolio

Open-source wealth management app for tracking stocks, ETFs, and crypto with portfolio performance analytics.

Alternative to:

Kubera

Stars9K

Forks1.2K

Last commit9 hours ago

HeyForm

HeyForm is an open source conversational form builder for surveys, quizzes, and polls, with logic, theming, and analytics.

Alternative to:

Typeform

Stars8.9K

Forks688

Last commit6 days ago

Anytype

Anytype is a local-first, end-to-end encrypted personal knowledge base for building pages, wikis, and databases with peer-to-peer sync.

Alternative to:

Notion

Stars8.5K

Forks553

Last commit12 hours ago

GrowthBook

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

Alternative to:

LaunchDarkly

Stars8.1K

Forks808

Last commit2 hours 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

Stars6.6K

Forks539

Last commit3 hours ago

Flagsmith

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

Alternative to:

LaunchDarkly

Stars6.5K

Forks555

Last commit8 hours ago

Lightdash

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

Alternative to:

Looker

Stars6K

Forks750

Last commit5 hours ago

Zammad

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

Alternative to:

Freshdesk

Stars5.8K

Forks1K

Last commit15 hours ago

Baserow

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

Alternative to:

Airtable

Stars5.4K

Forks672

Last commit12 hours 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

Stars4.9K

Forks573

Last commit2 hours 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

Stars4.4K

Forks695

Last commit18 hours ago

erxes

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

Alternative to:

HubSpot

Stars4K

Forks1.3K

Last commit2 hours 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

Stars198.5K

Forks59.7K

Last commit4 hours 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

Stars147.1K

Forks21.4K

Last commit1 day 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

Stars109.1K

Forks6.4K

Last commit4 hours ago

Supabase

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

Alternative to:

Firebase

Stars107.2K

Forks13.3K

Last commit3 hours 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

Stars89.5K

Forks38.1K

Last commit4 hours ago

Grafana

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

Alternative to:

Datadog

Stars75.8K

Forks14.4K

Last commit2 hours 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

Stars74K

Forks18K

Last commit5 hours 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

Stars64.5K

Forks3.1K

Last commit5 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

Stars57.1K

Forks7K

Last commit4 hours 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

Stars55.1K

Forks5.2K

Last commit4 hours 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

Stars48.4K

Forks6.7K

Last commit2 hours ago

Documenso

Documenso is the open source, self-hostable alternative to DocuSign for digital document signing.

Alternative to:

DocuSign

Stars14.2K

Forks3K

Last commit5 hours ago

Unleash

Unleash is a feature flag platform for gradual rollouts, canary releases, and toggling functionality without redeploying code.

Alternative to:

LaunchDarkly

Stars13.7K

Forks879

Last commit13 hours ago

Formbricks

Formbricks is an open source survey platform for in-app, website, link, and email surveys, self-hosted via Docker.

Alternative to:

Qualtrics

Stars12.7K

Forks2.4K

Last commit7 hours ago

ILLA Builder

ILLA Builder is an open-source, self-hosted low-code platform for developers to build internal tools quickly.

Alternative to:

Retool

Stars12.3K

Forks1.2K

Last commit2 months ago

Quickwit

Open-source, Elasticsearch-API-compatible search engine built for sub-second search directly on cloud storage.

Alternative to:

Elasticsearch

Stars11.4K

Forks571

Last commit17 hours ago

Owncast

Owncast is an open source, self-hosted live video streaming and chat server that gives you full control over your content.

Alternative to:

Twitch

Stars11.4K

Forks1.2K

Last commit4 hours ago

Leantime

Leantime is an open source project management tool combining kanban, gantt, goal tracking, and wikis, built as an alternative to Asana and ClickUp.

Alternative to:

Asana

Stars11.1K

Forks1.1K

Last commit2 hours ago

Mautic

Mautic is an open source marketing automation platform for email campaigns, segmentation, and multi-channel workflows.

Alternative to:

HubSpot

Stars10.3K

Forks3.4K

Last commit9 hours ago

Akaunting

Akaunting is open source, self-hosted accounting software for small businesses, built on Laravel and Vue.

Alternative to:

QuickBooks

Stars10K

Forks3K

Last commit21 hours ago

Invoice Ninja

Invoice Ninja is a self-hostable invoicing, billing, and payments platform with client portals, recurring invoices, and Stripe support.

Alternative to:

FreshBooks

Stars9.9K

Forks2.7K

Last commit1 day ago

Nhost

Nhost bundles PostgreSQL, an instant GraphQL API, authentication, storage, and functions as a Firebase alternative.

Alternative to:

Firebase

Stars9.3K

Forks604

Last commit9 hours ago

BigBlueButton

BigBlueButton is an open-source virtual classroom with video, whiteboards, polling, and breakout rooms for teaching.

Alternative to:

Google Meet

Stars9.2K

Forks6K

Last commit5 hours ago

Ghostfolio

Open-source wealth management app for tracking stocks, ETFs, and crypto with portfolio performance analytics.

Alternative to:

Kubera

Stars9K

Forks1.2K

Last commit9 hours ago

HeyForm

HeyForm is an open source conversational form builder for surveys, quizzes, and polls, with logic, theming, and analytics.

Alternative to:

Typeform

Stars8.9K

Forks688

Last commit6 days ago

Anytype

Anytype is a local-first, end-to-end encrypted personal knowledge base for building pages, wikis, and databases with peer-to-peer sync.

Alternative to:

Notion

Stars8.5K

Forks553

Last commit12 hours ago

GrowthBook

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

Alternative to:

LaunchDarkly

Stars8.1K

Forks808

Last commit2 hours 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

Stars6.6K

Forks539

Last commit3 hours ago

Flagsmith

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

Alternative to:

LaunchDarkly

Stars6.5K

Forks555

Last commit8 hours ago

Lightdash

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

Alternative to:

Looker

Stars6K

Forks750

Last commit5 hours ago

Zammad

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

Alternative to:

Freshdesk

Stars5.8K

Forks1K

Last commit15 hours ago

Baserow

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

Alternative to:

Airtable

Stars5.4K

Forks672

Last commit12 hours 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

Stars4.9K

Forks573

Last commit2 hours 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

Stars4.4K

Forks695

Last commit18 hours ago

erxes

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

Alternative to:

HubSpot

Stars4K

Forks1.3K

Last commit2 hours 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

Stars198.5K

Forks59.7K

Last commit4 hours 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

Stars147.1K

Forks21.4K

Last commit1 day 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

Stars109.1K

Forks6.4K

Last commit4 hours ago

Supabase

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

Alternative to:

Firebase

Stars107.2K

Forks13.3K

Last commit3 hours 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

Stars89.5K

Forks38.1K

Last commit4 hours ago

Grafana

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

Alternative to:

Datadog

Stars75.8K

Forks14.4K

Last commit2 hours 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

Stars74K

Forks18K

Last commit5 hours 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

Stars64.5K

Forks3.1K

Last commit5 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

Stars57.1K

Forks7K

Last commit4 hours 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

Stars55.1K

Forks5.2K

Last commit4 hours 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

Stars48.4K

Forks6.7K

Last commit2 hours 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.