Cobalt is a self-hostable web media downloader for saving publicly accessible videos and audio from supported social platforms via a simple paste-a-link interface and API.

42.3k stars3.7k forksAGPL-3.0last commit Actively maintained
Cloud-based video conversion and editing service that converts video and audio across 1000+ formats, provides compression, basic editing (trimming/merging), bulk and concurrent processing, GPU-accelerated high-speed conversion, and AI-assisted enhancements (upscaling, blur, speech-to-text).
Cobalt is a self-hostable web media downloader for saving publicly accessible videos and audio from supported social platforms via a simple paste-a-link interface and API.

42.3k stars3.7k forksAGPL-3.0last commit Actively maintained
CLI tool that orchestrates yt-dlp and FFmpeg with YAML presets to download, convert, tag, and organize media for Plex, Jellyfin, Kodi, Emby and music players.

2.9k stars104 forksGPL-3.0last commit Actively maintained
Self-hosted web app to auto-download YouTube channels, organize media with metadata, and schedule downloads for Plex, Jellyfin, Emby, and Kodi.
1.5k stars64 forksISClast commit Actively maintained
Self-hosted web interface for yt-dlp to download videos, playlists, channels and live streams with queues, presets, scheduling, notifications and a built-in player.
1k stars35 forksMITlast commit Actively maintained
Self-hosted video compressor web app with a SvelteKit UI, FastAPI API, and Celery workers using FFmpeg with GPU acceleration (NVENC/VAAPI) and CPU fallback.

902 stars47 forkslast commit Actively maintained
Tool to discover, download, convert and organize trailers for Radarr and Sonarr-managed media libraries, with a FastAPI backend and Angular UI.
450 stars24 forksGPL-3.0last commit Actively maintained
Web app to generate GIFs from Plex media and subtitles with integrated Plex login; built on .NET 6 and provided as a Docker Compose service.
56 stars3 forksLGPL-2.1last commit Likely dormant
Self-hosted workflow automation for media and file libraries—watch folders, run FFmpeg/metadata steps, and route outputs with a visual flow builder.

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Every option on this page is open source and free to run on your own hardware, so you own the data and there is no subscription to cancel. 6 of 8 shipped a commit in the last six months. Licences in this list: AGPL-3.0, GPL-3.0, ISC, MIT, LGPL-2.1. In exchange you take on hosting, backups and updates yourself.
Browse everything in Video Media Servers.