Magic Wormhole vs transfer.sh
A side-by-side comparison of two self-hosted file sync & storage options — licensing, setup difficulty, resource needs, and what each one replaces.
| Feature | Magic Wormhole | transfer.sh |
|---|---|---|
| Deploy effort | Read-the-docs project | Under-an-hour setup |
| Health score | 96 · Excellent | 76 · Good |
| Category | File Sync & Storage | File Sync & Storage |
| License | MIT | MIT |
| Language | Python | Go |
| Setup difficulty | Easy | Easy |
| Min. RAM | 32 MB | 64 MB |
| Deployment | binary | docker, binary |
| GitHub stars | ★ 22,946 | ★ 15,897 |
| First released | 2016 | 2014 |
| Replaces | WeTransfer, AirDrop | WeTransfer |
What are Magic Wormhole and transfer.sh?
Magic Wormhole
Magic Wormhole is a library and CLI tool for securely transferring files and directories between computers. It uses short human-pronounceable codes and PAKE encryption for safe transfers.
- PAKE-based encryption
- Human-readable transfer codes
- Self-hostable relay and mailbox
transfer.sh
transfer.sh is a service that lets you upload and share files directly from the command line using curl. It supports encryption, S3 and Google Cloud Storage backends, and maximum download counts.
- Command-line uploads with curl
- Multiple storage backends
- Optional encryption
Magic Wormhole vs transfer.sh: key differences
Magic Wormhole is written in Python, while transfer.sh is built with Go. Magic Wormhole is the lighter option, starting around 32 MB of RAM against 64 MB for transfer.sh. Transfer.sh is the more established project (first released 2014), while Magic Wormhole arrived in 2016. Transfer.sh lists first-class Docker deployment; Magic Wormhole does not.
Why pick each one
Choose Magic Wormhole if…
- Dead-simple pairing codes
- End-to-end encrypted
- No account needed
Watch out for
- Terminal-based workflow
- Both ends online simultaneously
Choose transfer.sh if…
- Curl-friendly uploads
- S3 backend support
- Download limits and encryption
Watch out for
- Sparse recent development
- Minimal web interface
Frequently asked questions
Is Magic Wormhole or transfer.sh better?
Neither is universally better. Magic Wormhole has the larger community; both share a easy setup difficulty, so the decision comes down to features and licensing.
Are Magic Wormhole and transfer.sh free and open-source?
Yes. Magic Wormhole is licensed under MIT and transfer.sh under MIT. Both can be self-hosted at no software cost.
Can I run Magic Wormhole and transfer.sh with Docker?
Magic Wormhole: check the project docs for container support. transfer.sh: yes.
Which is lighter on resources, Magic Wormhole or transfer.sh?
Magic Wormhole has the smaller minimum footprint at 32 MB of RAM, compared to about 64 MB for transfer.sh. Real-world usage depends on library size, user count, and enabled features.