Self-hosted projects using CSS

Hyphanet (formerly Freenet) is a peer-to-peer platform for censorship-resistant communication and publishing using an encrypted, decentralized data store and plugin-based apps.

GPL-2.0Actively maintained

Alternative to:

Mastodon (mastodon.social)+8

Self-hosted lightweight temporary file host with drag-and-drop, paste and one-click uploads, plus an API for automated uploads and ShareX support.

GPL-3.0Slowing down

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WeTransfer+9

Open source weather station software that collects sensor data, stores it in a database, generates reports/graphs, and publishes updates to websites and services.

GPL-3.0Actively maintained

Alternative to:

Ambient Weather Network+2

Websurfx is a self-hostable meta search engine in Rust that aggregates results from multiple sources with a modern UI, caching, filtering, and privacy-focused defaults.

AGPL-3.0Actively maintained

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Google Search+6

Self-hosted open-source web gallery for personal photos and videos with tagging, mobile-friendly UI, face detection, and reverse image search for discovery.

MITActively maintained

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Google Photos+14

Zen is a minimal self-hosted notes app that stores notes as Markdown with a local SQLite database, featuring fast full-text search, tagging, templates, and low resource usage.

AGPL-3.0Actively maintained

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Evernote+15

Request Tracker (RT) is an enterprise-grade ticketing and issue tracking system with email integration, automation, workflows, reporting, and optional asset management.

GPL-2.0Actively maintained

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Zendesk+19

Self-hosted web UI for file conversion, OCR for PDFs/images, and local Whisper-based audio transcription, wrapping common CLI tools with background jobs and history.

MITSlowing down

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CloudConvert+15

DweebUI is a lightweight Web UI for managing containers with a live-updating metrics dashboard, Docker Compose support, and multi-user permissions.

MITLikely dormant

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Portainer Business Edition (Portainer Cloud)+4

Kapowarr builds and manages a digital comic library with metadata, automated searching, downloading, renaming, moving, and optional conversion of issues and collections.

GPL-3.0Actively maintained

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Collectorz CLZ+2

Self-hosted ListenBrainz-compatible scrobbler and listening-history visualizer with import and relay support for other scrobblers.

MITActively maintained

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Last.fm+3

Lightweight self-hosted file manager with per-folder ACLs, WebDAV drive mounts, sharing, resumable uploads, optional encryption at rest, and OIDC SSO.

MITActively maintained

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Dropbox+19

Open-source platform for guided web interviews that collect user input, run logic, and generate documents (PDF, DOCX, RTF) or integrate with external services via APIs.

MITActively maintained

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Formstack+19

Glowing Bear is a browser-based WeeChat client that connects to WeeChat via the relay plugin, providing a modern interface for IRC from any device.

GPL-3.0Actively maintained

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IRCCloud+3

OpenBudgeteer is a self-hosted bucket budgeting web app inspired by YNAB, helping you plan, track transactions, and monitor spending with reports.

AGPL-3.0Slowing down

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YNAB (You Need A Budget)+17

Chhoto URL is a lightweight, high-performance self-hosted URL shortener in Rust, focused on simplicity, speed, and minimal features.

MITActively maintained

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Bitly+12

Self-hosted image, GIF, MP4, and text paste hosting with a simple API, on-the-fly resizing, and URL-based transformations. File-based storage; no database required.

Actively maintained

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Imgur+19

Ontime is a browser-based, open-source rundown, scheduling, cueing, and event timer app for live events and broadcasts with real-time team collaboration and integrations.

Actively maintained

Alternative to:

Rundown Creator+3

Sigal is a lightweight Python static gallery generator that builds responsive image galleries with themes, thumbnails, EXIF and video support, plus CLI tools to build and preview sites.

MITActively maintained

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Adobe Portfolio+11

pretalx is open-source conference management software for call for papers, speaker and reviewer workflows, scheduling, and publishing event programs.

Actively maintained

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pretalx Hosted+11

Self-hosted ROM and game library manager that identifies titles from multiple sources, enriches metadata, and lets you play supported systems in the browser.

AGPL-3.0Actively maintained

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PlayOn Cloud+4

OSEM (Open Source Event Manager) is a web app for managing conferences, including call for papers, scheduling, registration, ticketing, and event splash pages.

MITActively maintained

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pretalx Hosted+14

Open-source karaoke party system where guests queue songs from their phone while a browser-based player runs the room, supporting MP3+G and MP4.

ISCSlowing down

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KaraFun+2

RapidBay is a self-hosted torrent video streaming service that searches via Jackett, streams selected files in-browser, downloads subtitles, and supports Chromecast, Apple TV, and Kodi.

MITActively maintained

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Webtor.io+4

Open-source web UI to generate, assign, and organize port numbers across multiple hosts.

Textpattern CMS is a lightweight, extensible PHP CMS for building blogs and websites with a tag-based templating system, plugins, and a streamlined admin interface.

GPL-2.0Actively maintained

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WordPress.com+18

WeddingShare is a self-hosted web app for creating shareable wedding photo galleries where guests can view and upload pictures, including QR-code sharing and admin review.

GPL-3.0Actively maintained

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Tinybeans+12

Decypharr provides a qBittorrent-compatible API and web UI for managing torrents via multiple debrid providers, designed to work with Sonarr/Radarr and other *Arr apps.

MITActively maintained

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Real-Debrid+5

Castopod is an open-source podcast hosting platform to publish podcasts via RSS, interact with audiences (Fediverse), and track privacy-friendly analytics.

AGPL-3.0Actively maintained

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Buzzsprout+10

phpList is an open source email marketing manager for newsletters and campaigns, with subscriber management, segmentation, scheduling, bounce handling, and analytics.

AGPL-3.0Actively maintained

Alternative to:

Mailchimp+14