Centrifugo
Language-agnostic real-time messaging (Websocket or SockJS) server.
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.
Bolt CMS
Open source Content Management Tool, which strives to be as simple and straightforward as possible.
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.
Black Candy
Music streaming server built with Rails and Stimulus.
Bitcart
A self-hosted cryptocurrencies payment processor and development platform.
bitmagnet
A self-hosted BitTorrent indexer, DHT crawler, content classifier and torrent search engine with web UI, GraphQL API and Servarr stack integration.
Bencher
Bencher is a suite of continuous benchmarking tools designed to catch performance regressions in CI.
bittorrent-tracker
Simple, robust, BitTorrent tracker (client and server) implementation.
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.
Bagisto
Leading Laravel open source e-commerce framework with multi-inventory sources, taxation, localization, dropshipping and more exciting features.
beelzebub
Honeypot framework designed to provide a highly secure environment for detecting and analyzing cyber attacks.
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.
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.
Atheos
Web-based IDE framework with a small footprint and minimal requirements, continued from Codiad.
Audioserve
Simple personal server to serve audio files from directories (audiobooks, music, podcasts…). Focused on simplicity and supports sync of play position between clients.
Atsumeru
Free and open source self-hosted manga/comic/light novel media server with clients for Windows, Linux, macOS and Android.
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.
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.
ArchiveBox
Self-hosted that creates HTML & screenshot archives of sites from your bookmarks, browsing history, RSS feeds, or other sources.
Apostrophe
CMS with a focus on extensible in-context editing tools.
AnonAddy
Open source email forwarding service for creating aliases.
Ansible-NAS
Build a full-featured home server with this playbook and an Ubuntu box.
AlertHub
AlertHub is a simple tool to get alerted from GitHub releases.
Actual
Actual is a local-first personal finance tool based on zero-sum budgeting. It support synchronization across devices, custom rules, manual transaction importing (from QIF, OFX, and QFX files), and optional automatic synchronization with many banks.
0 A.D.
A free, open-source game of ancient warfare.
ACP Admin
CSA administration. Manage members, subscriptions, deliveries, drop-off locations, member participation, invoices and emails (documentation in French).
Activepieces
No-code business automation tool like Zapier or Tray. For example, you can send a Slack notification for each new Trello card.