Open Source Tools you can self-host

INGInious

( reviews)

Intelligent grader that allows secured and automated testing of code made by students.

INGInious review

Inventaire

Collaborative resources mapper project, while yet only focused on exploring books mapping with wikidata and ISBNs.

Inventaire review

InvenioRDM

Highly scalable turn-key research data management platform with a beautiful user experience.

InvenioRDM review

ILIAS

ILIAS is the Learning Management System that can cope with anything you throw at it.

Input

A privacy-focused, no-code, open-source form builder designed for simplicity and brand consistency.

Inboxen

Inboxen is a service that provides you with an infinite number of unique inboxes.

imgproxy

Fast and secure standalone server for resizing and converting remote images. It works great when you need to resize multiple images on the fly without preparing a ton of cached resized images or re-doing it every time the design changes.

imgproxy review

Immich

Self-hosted photo and video backup solution directly from your mobile phone.

indico

A feature-rich event management system, made @ CERN, the place where the Web was born.

Invidious

Alternative YouTube front-end.

Invidious review

Infinoted

Server for , a multi-platform collaborative text editor.

Infinoted review

IHateMoney

Manage your shared expenses, easily.

IHateMoney review

Iguana

Iguana is an open source issue management system with a kanban board.

ioBroker

Integration platform for the Internet of Things, focused on building automation, smart metering, ambient assisted living, process automation, visualization and data logging.

ioBroker review

iRedMail

Full-featured mail server solution based on Postfix and Dovecot.

iRedMail review

Janus

General-purpose, lightweight, minimalist WebRTC Server.

Jauth

Lightweight SSL/TLS reverse proxy with authorization (via Telegram and SSH) for self-hosted apps.

ITFlow

Client IT Documentation, Ticketing, Invoicing and Accounting Web Application for MSPs (Managed Service Providers).

Isso

Lightweight commenting server written in Python and Javascript. It aims to be a drop-in replacement for Disqus.

Invoice Ninja

Powerful tool to invoice clients online.

Invoice Ninja review

Jami

Free and universal communication platform which preserves the user’s privacy and freedoms (formerly GNU Ring).

Islandora

Drupal module for browsing and managing Fedora-based digital repositories.

Islandora review

InvoicePlane

Manage quotes, invoices, payments and customers for your small business.

InvoicePlane review

Inventree

InvenTree is an open-source inventory management system which provides intuitive parts management and stock control.

Inventree review

JARR

JARR (Just Another RSS Reader) is a web-based news aggregator and reader (fork of Newspipe).

InspIRCd

Modular IRC server written in C++ for Linux, BSD, Windows, and macOS.

InspIRCd review

iodine

IPv4 over DNS tunnel solution, enabling you to start up a socks5 proxy listener.

Jina

Cloud-native neural search framework for any kind of data.

Jellyseerr

Manage requests for your media library, supports Plex, Jellyfin and Emby media servers (fork of Overseerr).

Jellyseerr review

Just Short It!

A KISS, single-user URL shortener that runs in just one container.

Just Short It! review

Joomla!

Advanced Content Management System (CMS).

JSXC

Real-time XMPP web chat application with video calls, file transfer and encrypted communication. There are also versions for Nextcloud/Owncloud and SOGo.

Joplin

Joplin is a note taking application with Markdown editor and encryption support for mobile and desktop platforms. Runs client-side and syncs through self hosted Nextcloud or similar (alternative to Evernote).

juntagrico

Management platform for community gardens and vegetable cooperatives.

juntagrico review

Jitsi Video Bridge

WebRTC compatible Selective Forwarding Unit (SFU) that allows for multiuser video communication.

Jitsi Video Bridge review

Kamailio

Modular SIP server (registrar/proxy/router/etc).

Kamailio review

Jellyfin

Media server for audio, video, books, comics, and photos with a sleek interface and robust transcoding capabilities. Almost all modern platforms have clients, including Roku, Android TV, iOS, and Kodi.

Jellyfin review

Kallithea

Source code management system that supports two leading version control systems, Mercurial and Git, with a web interface.

Kallithea review

Judge0 CE

Open source API to compile and run source code.

Judge0 CE review

Jitsi Meet

Jitsi Meet is an OpenSource (MIT) WebRTC Javascript application that uses Jitsi Videobridge to provide high quality, scalable video conferences.

Jitsi Meet review

Keila

Self-hosted reliable and easy-to-use newsletter tool (alternative to Mailchimp or Sendinblue).

Kanbana

Create boards to track users and projects from flat markdown files (fork of Crepido).

kbin

Federated content aggregator and microblogging platform.

Kasm Workspaces

Streaming containerized apps and desktops to end-users. Examples include Ubuntu in your browser, or simply single apps such as Chrome, OpenOffice, Gimp, Filezilla etc.

Kasm Workspaces review

Karaoke Eternal

Host awesome karaoke parties where everyone can easily find and queue songs from their phone’s browser. The player is also fully browser-based with support for MP3+G, MP4 and WebGL visualizations.

Karaoke Eternal review

Kerberos.io

Kerberos.io is a video surveillance solution, which works with any camera and on every Linux based machine (Raspberry Pi, Docker, Kubernetes cluster).

Kerberos.io review

Kanboard

Simple and open source visual task board.

Kanboard review

Kavita

Cross-platform e-book/manga/comic/pdf server and web reader with user management, ratings and reviews, and metadata support.

KChat

PHP Based Live Chat Application.

Jump

Yet another self-hosted startpage for your server designed to be simple, stylish, fast and secure.

JupyterLab

Web-based environment for interactive and reproducible computing.

JupyterLab review

Kill Bill

Open-Source Subscription Billing & Payments Platform. Have access to real-time analytics and financial reports.

Kill Bill review

KeystoneJS

CMS and Web Application Platform.

KeystoneJS review

Kiwi IRC

Responsive web IRC client with theming support.

Kiwi IRC review

Kestra

Event-driven, language-agnostic platform to create, schedule, and monitor workflows. In code. Coordinate data pipelines and tasks such as ETL and ELT.

Kibitzr

Lightweight personal web assistant with powerful integrations.

KitchenOwl

A cross-platform shopping list, recipe storage, expense tracker, and meal planner following the material design language.

KitchenOwl review

Kimai

Kimai is a free & open source timetracker. It tracks work time and prints out a summary of your activities on demand.

Koblas

Lightweight SOCKS5 proxy server.

Klaus

Simple, easy-to-set-up Git web viewer that Just Works.

Kodi

Multimedia/Entertainment center, formerly known as XBMC. Runs on Android, BSD, Linux, macOS, iOS and Windows.

Koha

Enterprise-class ILS with modules for acquisitions, circulation, cataloging, label printing, offline circulation for when Internet access is not available, and much more.

Known

A collaborative social publishing platform.

koel

Personal music streaming server that works.

Kong

The World’s Most Popular Open Source Microservice API Gateway and Platform.

Kubek

Web management panel for Minecraft servers.

Koillection

Koillection is a service allowing users to manage any kind of collections.

Koillection review

kiwix-serve

HTTP daemon for serving wikis from ZIM files.

kiwix-serve review

Komga

Media server for comics/mangas/BDs with API and OPDS support, a modern web interface for exploring your libraries, as well as a web reader.

Kinto

Kinto is a minimalist JSON storage service with synchronisation and sharing abilities.

Lazylead

Eliminate the annoying work within ticketing systems (Jira, GitHub, Trello). Allows to automate daily actions like tickets fields verification, email notifications by JQL/GQL, meeting requests to your (or teammates) calendar.

Lazylead review

Lama-Cleaner

A free and open-source inpainting tool powered by SOTA AI model.

Lama-Cleaner review

Kresus

Open source personal finance manager.

Lago

Open-source metering and usage-based billing.

Kubero

A self-hosted Heroku PaaS alternative for Kubernetes that implements GitOps.

Kyoo

Innovative media browser designed for seamless streaming of anime, series and movies, offering advanced features like dynamic transcoding, auto watch history and intelligent metadata retrieval.

LanguageTool

Proofread more than 20 languages. It finds many errors that a simple spell checker cannot detect.

LanguageTool review

LazyLibrarian

LazyLibrarian is a program to follow authors and grab metadata for all your digital reading needs. It uses a combination of Goodreads Librarything and optionally GoogleBooks as sources for author info and book info.

LazyLibrarian review

Lancache

LAN Party game caching made easy.

Lancache review

Laravel Simple Password Manager

Simple Password manager.

Laravel Simple Password Manager review

LedgerSMB

Integrated accounting and ERP system for small and midsize businesses, with double entry accounting, budgeting, invoicing, quotations, projects, orders and inventory management, shipping and more.

LedgerSMB review

Kriss Feed

Simple and smart (or stupid) feed reader.

Kriss Feed review

Libre Translate

Free and Open Source Machine Translation API, entirely self-hosted.

Libre Translate review

Libervia

Web frontend from Salut à Toi.

Libervia review

Lemmy

A link aggregator / reddit clone for the fediverse (alternative to Reddit).

Leon

Open-source personal assistant who can live on your server.

Leed

Leed (for Light Feed) is a Free and minimalist RSS aggregator.

Leantime

Leantime is a lean project management system for small teams and startups helping to manage projects from ideation through delivery.

Leantime review

Krayin

Free and Opensource Laravel CRM Application.

LeapChat

Ephemeral, encrypted, in-browser chat rooms.

LeapChat review

Librum

A modern e-book reader and library manager that supports most major book formats, runs on all devices and offers great tools to boost productivity.

Libreddit

Private front-end for Reddit written in Rust.

Libreddit review

LibreX

Framework and javascript free privacy respecting meta search engine.

LibreServer

Home server configuration based on Debian.

LibreServer review

LibreTime

Simple, open source platform that lets you broadcast streaming radio on the web (fork of ).

LibreTime review

LibrePhotos

Self hosted wannabe Google Photos clone, with a slight focus on cool graphs.

LibrePhotos review

linkding

Minimal bookmark management with a fast and clean UI. Simple installation through Docker and can run on your Raspberry Pi.

linkding review

Lila

The forever free, adless and open source chess server powering lichess.org, with official iOS and Android client apps.

LBRY

Is a secure, open, and community-run digital marketplace that aims to replace Youtube and Amazon.

LimeSurvey

Feature-rich Open Source web based polling software. Supports extensive survey logic.

LimeSurvey review