cobalt

Sleek and easy to use social media downloader built on JavaScript. Try it out live: co.wukko.me!

What is cobalt?

cobalt aims to be the ultimate social media downloader, that is efficient, pretty, and doesn't bother you with ads or privacy invasion agreement popups.

cobalt doesn't remux any videos, so you get videos of max quality available (unless you change that in settings).

What's supported?

Twitter
TikTok
douyin
YouTube and YouTube Music
bilibili.com
Reddit
VK

TO-DO

niconico support
Instagram support
Quality switching for bilibili and Twitter
Language picker in settings
Make cobalt fully PWA compatible (add a service worker)
Make switch buttons in settings selectable with keyboard
Remake page rendering module to be more versatile
Matching could be redone, I'll see what I can do

Disclaimer

This is my passion project, so update scheduele depends on my motivation. Don't expect any consistency in that.

Host an instance yourself

Code might be a little messy, but I do my best to improve it with every commit.

Requirements

Node.js 14.16 or above
git

npm modules

cors
dotenv
esbuild
express
express-rate-limit
ffmpeg-static
got
node-cache
url-pattern
xml-js
ytdl-core

Setup script installs all needed npm dependencies, but you have to install Node.js and git yourself, if you don't have those already.

Clone the repo: git clone https://github.com/wukko/cobalt
Run setup script and follow instructions: npm run setup
Run cobalt via npm start
Done.

License

cobalt is under AGPL-3.0 license, please keep that in mind.

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