wukko
Maintainer
Free, open-source media downloader — paste a link from YouTube, X, TikTok, Instagram, Reddit, or 20+ other sites and save the file with no ads, tracking, or paywalls.
Free·Open Source·Download·Video·Audio·Utilities
Free·Open Source·Download·Video·Audio+1
What is cobalt?
cobalt is a free, open-source media downloader maintained by imput. Paste a link from any of 20+ supported services — YouTube, X/Twitter, TikTok, Instagram, Reddit, Twitch clips, Vimeo, SoundCloud, Bilibili, Pinterest, Tumblr, Bluesky, and more — and cobalt returns the file directly. No ads, no tracking, no paywalls, no sign-up.
Audio-only extraction, auto-mute, remuxing, and quality selection are built in. Source is on GitHub and you can self-host the API on your own infrastructure if you'd rather not rely on the public instance.
Features
- Paste-and-download from 20+ services (YouTube, X, TikTok, Instagram, Reddit, Twitch, SoundCloud, Bilibili, Vimeo, and more)
- Auto audio mute, remux, and audio-only extraction
- No ads, tracking, paywalls, or sign-ins
- Open source — self-hostable on your own server
- Files served directly without going through a middle service
FAQs
Common questions about cobalt
Is cobalt free?
Yes — cobalt is completely free and open source under the AGPL-3.0 license. No premium tier, no subscription, no ads.
Which sites does cobalt support?
YouTube, X (Twitter), TikTok, Instagram, Reddit, Twitch, Vimeo, SoundCloud, Bilibili, Pinterest, Tumblr, Bluesky, Loom, Streamable, and more — see the supported-services list on the site for the latest set.
Can I self-host it?
Yes — the API is open source on GitHub and ships with Docker so you can run your own instance.
Insights
Traffic and momentum for cobalt
Loading chart…
What are alternatives to cobalt?
6 similar tools
YouTube To Transcript
Extract transcripts from any YouTube video instantly — copy, translate to 125+ languages, and remove unwanted sections.
YouTube
The world's largest video platform — upload, grow a channel, monetize, and reach billions, with a steady stream of new creator tools.
ElevenCreative
Creative platform from ElevenLabs — generate, edit, and localize premium audio and video in minutes with advanced voice, music, SFX, image, and video models.
Recordly
Open-source screen recorder with auto-zoom, motion blur cursors, and minimal interface — a free alternative to Screen Studio.
terrific.tools
A free, browser-based hub of 750+ tools — convert audio and images, format code, and much more — with a privacy-first desktop app for file conversions on macOS, Windows and Linux.
OpenShorts
Free open-source clip generator and AI UGC video creator for TikTok, Reels, and Shorts.
Team
The people behind cobalt
Similar Launches
ElevenCreative
Creative platform from ElevenLabs — generate, edit, and localize premium audio and video in minutes with advanced voice, music, SFX, image, and video models.
Recordly
Open-source screen recorder with auto-zoom, motion blur cursors, and minimal interface — a free alternative to Screen Studio.
terrific.tools
A free, browser-based hub of 750+ tools — convert audio and images, format code, and much more — with a privacy-first desktop app for file conversions on macOS, Windows and Linux.
OpenShorts
Free open-source clip generator and AI UGC video creator for TikTok, Reels, and Shorts.
Remocn
An open-source component registry for building product demo videos with Remotion and AI coding agents.
HyperFrames
Open-source framework for rendering HTML compositions into MP4 videos, built for AI agents and automated pipelines.
Comments