Savewave is a minimal, high-performance, 100% stateless media resolver and universal downloader built with React, Express, yt-dlp, and Vercel.
- Zero Database: No user accounts, database tables, or persistent server-side logs.
- Stateless Resolution: Links are resolved on-the-fly to extract available stream URLs.
-
No Permanent Server Storage: Media stream requests pipe directly from source
$\rightarrow$ client browser. - Automatic Quality Selection: Automatically selects the highest sensible video/audio stream without requiring complex preset menus.
-
Local Browser History: Download history is stored exclusively on your device (
localStorage) and can be cleared with a single click.
- Frontend: React 18, Tailwind CSS, Vanilla JS, HTML5 PWA Manifest
- Backend / Engine: Node.js, Express,
yt-dlp, Native Stream Piping - Testing & Tooling: Vitest, Babel Standalone, Vercel Web Analytics
- Deployment & Hosting: Vercel Serverless Architecture
| Platform | Supported Media |
|---|---|
| YouTube | Videos, Shorts, Audio Extraction |
| Reels, Video Posts, Photos, Carousels, Stories | |
| Public Videos, Reels, Post Media | |
| Threads | Public Post Videos & Images |
| X / Twitter | Public Videos & Images |
| SoundCloud | Public Audio Streams |
| Spotify | Track Metadata + Smart Match Audio Resolver |
| Google Drive | Public Shared Files |
| Dropbox | Public Shared Files |
| Direct URLs | MP4, MP3, PDF, Images, ZIP archives |
# Clone the repository
git clone https://github.com/kuberbassi/savewave.git
cd savewave
# Install dependencies
npm install
# Run automated Vitest test suite
npm test
# Launch local development server
npm startOpen http://localhost:3000 in your browser.
Savewave is PWA-ready for home-screen installation on iOS, Android, and Desktop.
- Production Domain: savewave.kuberbassi.com
- Deployment Platform: Vercel / Serverless compatible.
MIT License © 2026 Savewave / Kuber Bassi