Open Source Tools you can self-host

Conference Organizing Distribution (COD)

( reviews)

Create conference and event websites built on top of Drupal.

Conference Organizing Distribution (COD) review

Collabora Online Development Edition

Collabora Online Development Edition (CODE) is a powerful LibreOffice-based online office that supports all major document, spreadsheet and presentation file formats, which you can integrate in your own infrastructure.

Collabora Online Development Edition review

CNCjs

A web-based interface for CNC milling controller running Grbl, Smoothieware, or TinyG.

Concrete 5 CMS

Open source content management system.

Concrete 5 CMS review

code-server

VS Code in the browser, hosted on a remote server.

code-server review

Coder

Remote development machines on your own infrastructure.

CKAN

CKAN is a tool for making open data websites.

CloudBeaver

Self-hosted management of databases, supports PostgreSQL, MySQL, SQLite and more. A web/hosted version of DBeaver.

CloudBeaver review

Cloudlog

Cloudlog is a self-hosted PHP application that allows you to log your amateur radio contacts anywhere.

Cloudlog review

CMS Made Simple

Open source content management system, faster and easier management of website contents, scalable for small businesses to large corporations.

CMS Made Simple review

Cockpit

Simple Content Platform to manage any structured content.

Chibisafe

File uploader service that aims to to be easy to use and set up. It accepts files, photos, documents, anything you imagine and gives you back a shareable link for you to send to others.

Chibisafe review

ClearFlask

Community-feedback tool for managing incoming feedback and prioritizing a public roadmap (alternative to Canny, UserVoice, Upvoty).

ClearFlask review

ChiefOnboarding

Employee onboarding platform that allows you to provision user accounts and create sequences with todo items, resources, text/email/Slack messages, and more! Available as a web portal and Slack bot.

ChiefOnboarding review

Chirpy

Chirpy is an open-source, privacy-friendly and customizable Disqus (comment system) alternate.

Claper

The ultimate tool to interact with your audience (alternative to Slido, AhaSlides and Mentimeter).

Citadel

Groupware including email, calendar/scheduling, address books, forums, mailing lists, IM, wiki and blog engines, RSS aggregation and more.

Chitchatter

A peer-to-peer chat app that is serverless, decentralized, and ephemeral.

Chitchatter review

Castopod

A podcast management hosting platform that includes the latest podcast 2.0 standards, an automated Fediverse feed, analytics, an embeddable player, and more.

Castopod review

Christmas Community

Create a simple place for your entire family to use to find gifts that people want, and to avoid double-gifting.

Christmas Community review

Cgit

A fast lightweight web interface for git repositories.

Chatwoot

Self-hosted customer communication platform (alternative to Intercom & Zendesk).

Chatwoot review

Chartbrew

Web application that can connect directly to databases and APIs and use the data to create beautiful charts.

Chartbrew review

changedetection.io

Self-hosted tool for staying up-to-date with web-site content changes.

changedetection.io review

Chamilo LMS

Chamilo LMS allows you to create a virtual campus for the provision of online or semi-online training.

Chamilo LMS review

chasquid

SMTP (email) server with a focus on simplicity, security, and ease of operation.

chasquid review

Chhoto URL

Simple, lightning-fast URL shortener with no bloat (fork of simply-shorten).

Chhoto URL review

Cerbos

A self-hosted, open source user authorization layer for your applications.

Chevereto

Ultimate image sharing software. Create your very own personal image hosting website in just minutes.

Chevereto review

CASE

Lightweight BaaS (Backend As A Service) requiring minimal coding, with database, admin panel, API, and Javascript SDK.

Bugzilla

General-purpose bugtracker and testing tool originally developed and used by the Mozilla project.

Bugzilla review

Buku

A powerful bookmark manager and a personal textual mini-web.

Bsimp

Minimalistic S3-backed audio library.

CapRover

Build your own PaaS in a few minutes.

CapRover review

Bubo Reader

Open source, “irrationally minimal” RSS feed reader.

Bubo Reader review

Bytebase

Safe database schema change and version control for DevOps teams, supports MySQL, PostgreSQL, TiDB, ClickHouse, and Snowflake.

Bytebase review

Canvas LMS

Canvas is the trusted, open-source learning management system (LMS) that is revolutionizing the way we educate.

Canvas LMS review

Cal.com

The open-source online appointment scheduling system.

BuddyPress

Powerful plugin that takes your WordPress.org powered site beyond the blog with social-network features like user profiles, activity streams, user groups, and more.

BuddyPress review

BTCPay Server

A self-hosted Bitcoin and other cryptocurrencies payment processor.

BTCPay Server review

Calibre Web

Web app providing a clean interface for browsing, reading and downloading eBooks using an existing Calibre database.

Calibre Web review

Budget Zen

End-to-end encrypted and simple expense manager.

Budget Zen review

Calibre

E-book library manager that can view, convert, and catalog e-books in most of the major e-book formats and provides a built-in Web server for remote clients.

CasaOS

A simple, easy-to-use, elegant open-source Home Cloud system.

Centrifugo

Language-agnostic real-time messaging (Websocket or SockJS) server.

Centrifugo review

blocky

Fast and lightweight DNS proxy (like Pi-hole) as ad-blocker for local network with many features.

BookStack

BookStack is a simple, self-hosted, easy-to-use platform for organizing and storing information. It allows for documentation to be stored in a book like fashion.

BookStack review

Bracket

Flexible tournament system to build a tournament setup, add teams, schedule matches, keep track of scores and present ranking live to the public.

Bitwarden

Password manager with webapp, browser extension, and mobile app.

Bitwarden review

Blink

Easy-to-host, SSO-integrated, CDN-powered link shortener (+decoupled analytics) for teams.

Bluecherry

Closed-circuit television (CCTV) software application which supports IP and Analog cameras.

Bluecherry review

Bolt CMS

Open source Content Management Tool, which strives to be as simple and straightforward as possible.

Bolt CMS review

Bludit

Simple application to build a site or blog in seconds. Bludit uses flat-files (text files in JSON format) to store posts and pages.

Briefkasten

Modern app for saving and managing your own bookmarks. Includes a browser extension.

Briefkasten review

Black Candy

Music streaming server built with Rails and Stimulus.

Black Candy review

Bitpoll

A web application for scheduling meetings and general polling.

betanin

Music organization man-in-the-middle of your torrent client and music player. Based on beets.io, similar to Sonarr and Radarr.

Bitcart

A self-hosted cryptocurrencies payment processor and development platform.

BigTree CMS

Straightforward, well documented, and capable written with PHP and MySQL.

BigTree CMS review

bitmagnet

A self-hosted BitTorrent indexer, DHT crawler, content classifier and torrent search engine with web UI, GraphQL API and Servarr stack integration.

bitmagnet review

bin

A paste bin that’s actually minimalist.

bepasty

A pastebin for all kinds of files.

Bencher

Bencher is a suite of continuous benchmarking tools designed to catch performance regressions in CI.

Bigcapital

A self-hosted financial accounting and inventory management software for small to medium businesses.

Bigcapital review

bittorrent-tracker

Simple, robust, BitTorrent tracker (client and server) implementation.

bittorrent-tracker review

BigBlueButton

Supports real-time sharing of audio, video, slides (with whiteboard controls), chat, and the screen. Instructors can engage remote students with polling, emojis, and breakout rooms.

BigBlueButton review

Bar Assistant

Bar assistant is a self hosted application for managing your home bar. It allows you to add your ingredients, search for cocktails and create custom cocktail recipes.

Bar Assistant review

Bagisto

Leading Laravel open source e-commerce framework with multi-inventory sources, taxation, localization, dropshipping and more exciting features.

Baïkal

Lightweight CalDAV and CardDAV server based on sabre/dav.

Baby Buddy

Helps caregivers track baby sleep, feedings, diaper changes, and tummy time.

Baby Buddy review

beelzebub

Honeypot framework designed to provide a highly secure environment for detecting and analyzing cyber attacks.

beelzebub review

Beets

Music library manager and MusicBrainz tagger (command-line and Web interface).

Bicimon

Bike Speedometer as Progressive Web App.

Benotes

An open source self hosted notes and bookmarks taking web app.

Backdrop CMS

Comprehensive CMS for small to medium sized businesses and non-profits.

Backdrop CMS review

Baserow

Create your own database without technical experience (alternative to Airtable).

Azimutt

Visual database exploration made for real world databases (big and messy). Explore your database schema as well as data, document them, extend them and even get analysis and guidelines.

Audiobookshelf

Fully open-source self-hosted audiobook and podcast server. It streams all audio formats, keeps and syncs progress across devices. Comes with open-source apps for Android and iOS.

Audiobookshelf review

AWStats

Generate statistics from web, streaming, ftp or mail server logfiles.

ASTPP

VoIP Billing Solution for Freeswitch. It supports prepaid and postpaid billing with call rating and credit control. It also provides many other features.

ass

The superior self-hosted ShareX server. For use with clients such as ShareX (Windows), Flameshot (Linux), & MagicCap (Linux, macOS).

Atheos

Web-based IDE framework with a small footprint and minimal requirements, continued from Codiad.

Automatisch

Business automation tool that lets you connect different services like Twitter, Slack, and more to automate your business processes (alternative to Zapier).

Automatisch review

Audioserve

Simple personal server to serve audio files from directories (audiobooks, music, podcasts…). Focused on simplicity and supports sync of play position between clients.

Audioserve review

Asterisk

Easy to use but advanced IP PBX system, VoIP gateway and conference server.

Asterisk review

AsmBB

A fast, SQLite-powered forum engine written in ASM.

Atsumeru

Free and open source self-hosted manga/comic/light novel media server with clients for Windows, Linux, macOS and Android.

Atsumeru review

Atomic Server

Knowledge graph database with documents (similar to Notion), tables, search, and a powerful linked data API. Lightweight, very fast and no runtime dependencies.

Atomic Server review

AzuraCast

A modern and accessible self-hosted web radio management suite.

AzuraCast review

ArchivesSpace

Archives information management application for managing and providing Web access to archives, manuscripts and digital objects.

ArchivesSpace review

Apprise

Apprise allows you to send a notification to almost all of the most popular notification services available to us today such as: Telegram, Discord, Slack, Amazon SNS, Gotify, etc.

Apache Airflow

Airflow is a platform to programmatically author, schedule, and monitor workflows.

Apache Airflow review

Aptabase

Open source, privacy first and simple analytics for mobile and desktop apps.

Aptabase review

Appwrite

End to end backend server for web, native, and mobile developers 🚀.

Appwrite review

asciinema

Web app for hosting asciicasts.

asciinema review

ArchiveBox

Self-hosted that creates HTML & screenshot archives of sites from your bookmarks, browsing history, RSS feeds, or other sources.

ArchiveBox review

AppFlowy

With AppFlowy, you can build detailed lists of to-do’s for different projects while tracking the status of each one. Open Source Notion Alternative.

AppFlowy review

ARRCON

Terminal-based RCON client compatible with any game servers using the Source RCON Protocol.

Apache Solr

Solr is the popular, blazing-fast, open source enterprise search platform built on Apache Lucene.

Apache Solr review

Apostrophe

CMS with a focus on extensible in-context editing tools.

Apostrophe review