transfer.sh vs Updog
A side-by-side comparison of two self-hosted file sync & storage options — licensing, setup difficulty, resource needs, and what each one replaces.
| Feature | transfer.sh | Updog |
|---|---|---|
| Deploy effort | Under-an-hour setup | Read-the-docs project |
| Health score | 76 · Good | 54 · Fair |
| Category | File Sync & Storage | File Sync & Storage |
| License | MIT | MIT |
| Language | Go | Python |
| Setup difficulty | Easy | Easy |
| Min. RAM | 64 MB | 32 MB |
| Deployment | docker, binary | binary |
| GitHub stars | ★ 15,897 | ★ 3,412 |
| First released | 2014 | 2019 |
| Replaces | WeTransfer | WeTransfer |
What are transfer.sh and Updog?
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
Updog
Updog is a small Python utility that improves upon SimpleHTTPServer by adding upload capability, HTTPS, and optional password protection. It is useful for quick file transfers.
- Upload support over HTTP
- Optional HTTPS and auth
- Simple drop-in replacement
transfer.sh vs Updog: key differences
Transfer.sh is written in Go, while Updog is built with Python. Updog 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 Updog arrived in 2019. Transfer.sh has the considerably larger community, at 15,897 GitHub stars versus 3,412. Transfer.sh lists first-class Docker deployment; Updog does not.
Why pick each one
Choose transfer.sh if…
- Curl-friendly uploads
- S3 backend support
- Download limits and encryption
Watch out for
- Sparse recent development
- Minimal web interface
Choose Updog if…
- Released under the MIT license
- Easy to set up — beginner-friendly
- Active community (3.4k GitHub stars)
- Written in Python
Frequently asked questions
Is transfer.sh or Updog better?
Neither is universally better. transfer.sh has the larger community; both share a easy setup difficulty, so the decision comes down to features and licensing.
Are transfer.sh and Updog free and open-source?
Yes. transfer.sh is licensed under MIT and Updog under MIT. Both can be self-hosted at no software cost.
Can I run transfer.sh and Updog with Docker?
transfer.sh: yes. Updog: check the project docs for container support.
Which is lighter on resources, transfer.sh or Updog?
Updog 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.