üWave
Self-hosted collaborative listening platform. Users take turns playing media—songs, talks, gameplay videos, or anything else—from a variety of media sources like YouTube and SoundCloud.
Zipline
A lightweight, fast and reliable file sharing server that is commonly used with ShareX, offering a react-based Web UI and fast API.
Umami
Simple, fast, privacy-focused alternative to Google Analytics.
YoutubeDL-Server
Web and REST interface for downloading videos onto a server.
YoutubeDL-Material
Material Design inspired YouTube downloader, based on youtube-dl. Supports playlists, quality select, search, dark mode and much more, all with a clean and modern design.
YOURLS
YOURLS is a set of PHP scripts that will allow you to run Your Own URL Shortener. Features include password protection, URL customization, bookmarklets, statistics, API, plugins, jsonp.
Your Spotify
Allows you to record your Spotify listening activity and have statistics about them served through a Web application.
Yarr
Yarr (yet another rss reader) is a web-based feed aggregator which can be used both as a desktop application and a personal self-hosted server.
ybFeed
Personal micro feed where you can post snippets of text or images.
YABin
A pastebin that contains plentiful features while remaining simple. Supports optional E2E encryption, a client-side CLI app, syntax highlighting, minimalistic UI, APIs, keyboard shortcuts, and more. It can even be run in serverless environments.
yarn.social
Self-Hosted, Twitter™-like Decentralised micro-logging platform. No ads, no tracking, your content, your data.
Writing
Lightweight distraction-free text editor, in the browser (Markdown and LaTeX supported). No lag when writing.
Yaade
Yaade is an open-source, self-hosted, collaborative API development environment.
WinterCMS
Speedy and secure content management system built on the Laravel PHP framework.
Word Mastermind
Wordle clone. A Mastermind-like game, but instead of colors you need to guess words.
WonderCMS
WonderCMS is the smallest flat file CMS since 2008.
Wikmd
Modern and simple file based wiki that uses Markdown and Git.
Whoogle
A self-hosted, ad-free, privacy-respecting metasearch engine.
WeTTY
Terminal in browser over http/https.
WikiDocs
A databaseless markdown flat-file wiki engine.
Wekan
Open-source Trello-like kanban.
Wallabag
Wallabag, formerly Poche, is a web application allowing you to save articles to read them later with improved readability.
Uptime Kuma
Self-hosted website monitoring tool like “Uptime Robot”.
Wastebin
Lightweight, minimal and fast pastebin with an SQLite backend.
Watcharr
A free and open source content watch list. Add and track all the shows and movies you are watching. Comes with user authentication, modern and clean UI and a very simple setup.
Vendure
A headless commerce framework.
vod2pod-rss
Convert YouTube and Twitch channels to podcasts, no storage required. Transcodes VoDs to MP3 192k on the fly, generates an RSS feed to use in podcast clients.
UVDesk
UVDesk community is a service oriented, event driven extensible opensource helpdesk system that can be used by your organization to provide efficient support to your clients effortlessly whichever way you imagine.
VanDAM
Digital asset manager for 3d print files; STL, OBJ, 3MF and more.
Uploady
Uploady is a simple file uploader script with multi file upload support.
Upsnap
A simple Wake on LAN (WOL) dashboard app. Wake up devices on your network and see current status.
URL-to-PNG
URL to PNG utility featuring parallel rendering using Playwright for screenshots and with storage caching via Local, S3, or CouchDB.
Typemill
Author-friendly flat-file-cms with a visual markdown editor based on vue.js.
Uguu
Stores files and deletes after X amount of time.
Umbraco
The friendly CMS. Free and open source with an amazing community.
txtdot
A HTTP proxy that parses only text, links and pictures from pages reducing internet bandwidth usage, removing ads and heavy scripts.
turndown
HTML to Markdown converter written in Javascript.
Trusted-CGI
Lightweight self-hosted lambda/applications/cgi/serverless-functions platform.
Tube
Youtube-like () Video Sharing App written in Go which also supports automatic transcoding to MP4 H.265 AAC, multiple collections and RSS feed.
transfer.sh
Easy file sharing from the command line.
TeamMapper
Host and create your own mindmaps. Share your mindmap sessions with your team and collaborate live on mindmaps.
Tiledesk
All-in-one customer engagement platform from lead-gen to post-sales, from WhatsApp to your website. With omni-channel live agents and AI-powered chatbots (alternative to Intercom, Zendesk, Tawk.to and Tidio).
Thumbor
A smart imaging service and enables on-demand cropping, resizing, applying filters and optimizing images.
TimeOff.Management
Simple yet powerful absence management software for small and medium size business.
TeslaMate
A powerful data logger for Tesla vehicles.
This week in past
Aggregates images taken this week, from previous years and presents them on a web page with a simple slideshow.
The Lounge
Self-hosted web IRC client.
Tasks.md
A self-hosted, file based task management board that supports Markdown syntax.
TextBelt
Outgoing SMS API that uses carrier-specific gateways to deliver your text messages for free, and without ads.
Temboz
Two-column feed reader emphasizing filtering capabilities to manage information overload.
Taskwarrior
Taskwarrior is Free and Open Source Software that manages your TODO list from your command line. It is flexible, fast, efficient, and unobtrusive. It does its job then gets out of your way.
Specifically Clementines
Grocery shopping app (previously Groceries), providing reliable sync with multiple users/devices (web/Android/iOS), recipes and integration with Tandoor.
SyncTube
Lightweight and very simple to setup CyTube alternative to watch videos with friends and chat.
SwingMusic
Swing Music is a beautiful, self-hosted music player and streaming server for your local audio files. Like a cooler Spotify … but bring your own music.
Sylius
Symfony2 powered open source full-stack platform for eCommerce.
Svix
Open-source webhooks as a service that makes it super easy for API providers to send webhooks.
Sup3rS3cretMes5age
Very simple (to deploy and to use) secret message service using Hashicorp Vault as a secrets storage.
Surfer
Simple static file server with webui to manage files.
Stringer
Work-in-progress self-hosted, anti-social RSS reader.
Stretto
Music player with Youtube/Soundcloud import and iTunes/Spotify discovery.
Stump
A fast, free and open source comics, manga and digital book server with OPDS support.
StartOS
Browser-based, graphical Operating System (OS) that makes running a personal server as easy as running a personal computer.
Strapi
The most advanced open-source Content Management Framework (headless-CMS) to build powerful API with no effort.
Streama
Self hosted streaming media server.
SRS
A simple, high efficiency and real-time video server, supports RTMP, WebRTC, HLS, HTTP-FLV and SRT.
SQLPage
SQL-only dynamic website builder.
Squidex
Headless CMS, based on MongoDB, CQRS and Event Sourcing.
Starbase 80
A simple homepage with an iPad-style application grid, for mobile and desktop. One JSON configuration file.
Speed Test by OpenSpeedTest™
Free & Open-Source HTML5 Network Performance Estimation Tool.
SolidInvoice
Open source invoicing and quote application.
Sorry Cypress
Alternative open-source dashboard for the Cypress browser automation framework, featuring unlimited parallelization, recording and debugging of tests.
SnyPy
Open source on-prem code snippet manager.
Slimta
Mail Transfer Library built on Python.
Soketi
Simple, fast, and resilient open-source WebSockets server (drop-in alternative to Pusher).
sish
HTTP(S)/WS(S)/TCP tunnels to localhost using only SSH (serveo/ngrok alternative).
Simply Shorten
A simple URL shortener that just shortens links.
SimpleLogin
Open source email alias solution to protect your email address. Comes with browser extensions and mobile apps.
Simple-URL-Shortener
KISS URL shortener, public or private (with account). Minimalist and lightweight. No dependencies.
sigal
Yet another simple static gallery generator.
Shifter
A simple, self-hosted file-sharing web app, powered by Django.
Shiori
Simple bookmark manager built with Go.
Shlink
URL shortener with REST API and command line interface. Includes official progressive web application and docker images.
Shopware Community Edition
PHP based open source e-commerce software made in Germany.
Shhh
Keep secrets out of emails or chat logs, share them using secure links with passphrase and expiration dates.
s-cart
S-Cart is a free e-commerce website project for individuals and businesses, built on top of Laravel Framework.
SabreDAV
Open source CardDAV, CalDAV, and WebDAV framework and server.
RSSHub
An easy to use, and extensible RSS feed aggregator, it’s capable of generating RSS feeds from pretty much everything ranging from social media to university departments.
Routr
A lightweight sip proxy, location server, and registrar for a reliable and scalable SIP infrastructure.
RSS Monster
An easy to use web-based RSS aggregator and reader compatible with the Fever API (alternative to Google Reader).
rustypaste
A minimal file upload/pastebin service.
Roundup Issue Tracker
A simple-to-use and -install issue-tracking system with command-line, web, REST, XML-RPC, and e-mail interfaces. Designed with flexibility in mind - not just another bug tracker.
revealjs
Framework for easily creating beautiful presentations using HTML.
Review Board
Extensible and friendly code review tool for projects and companies of all sizes.
Rocket.Chat
Teamchat solution similar to Gitter.im or Slack.
Roadiz
Modern CMS based on a node system which can handle many types of services.
REI3
Open source, expandable Business Management Software. Manage tasks, time, assets and much more.
remark42
A lightweight and simple comment engine, which doesn’t spy on users. It can be embedded into blogs, articles or any other place where readers add comments.
Raneto
Raneto is an open source Knowledgebase platform that uses static Markdown files to power your Knowledgebase.
ReleaseBell
Send release notifications for starred Github repos.
RELATE
RELATE is a web-based courseware package, includes features such as: flexible rules, statistics, multi-course support, class calendar.