Backrest vs Tarsnap GUI
A side-by-side comparison of two self-hosted backup & recovery options — licensing, setup difficulty, resource needs, and what each one replaces.
Backrest
Web UI and orchestrator for Restic backups
VS
Tarsnap GUI
Cross-platform desktop front end for Tarsnap backups
| Feature | Backrest | Tarsnap GUI |
|---|---|---|
| Deploy effort | Under-an-hour setup | Read-the-docs project |
| Health score | 91 · Excellent | 7 · At risk |
| Category | Backup & Recovery | Backup & Recovery |
| License | GPL-3.0 | BSD-2-Clause |
| Language | TypeScript | C++ |
| Setup difficulty | Easy | Easy |
| Min. RAM | 256 MB | 128 MB |
| Deployment | docker, binary | binary, bare-metal |
| GitHub stars | ★ 7,394 | ★ 251 |
| First released | 2024 | 2016 |
| Replaces | Backblaze | Backblaze |
What are Backrest and Tarsnap GUI?
Backrest
Backrest is a web-based backup orchestrator built on top of Restic, adding scheduling, monitoring, and a friendly interface. It targets users who want Restic's power with a GUI. It is deployed via Docker or a binary.
- Web UI for Restic
- Scheduling and retention policies
- Backup health monitoring
- Notifications
Tarsnap GUI
Tarsnap GUI is a cross-platform graphical client for the Tarsnap secure online backup service, making encrypted deduplicated backups accessible without the command line. It manages archives, scheduling, and restores through a desktop interface.
- Tarsnap archive management
- Scheduling support
- Encrypted deduplicated backups
- Cross-platform UI
Backrest vs Tarsnap GUI: key differences
Backrest is written in TypeScript, while Tarsnap GUI is built with C++. Licensing differs — GPL-3.0 for Backrest versus BSD-2-Clause for Tarsnap GUI. Tarsnap GUI is the lighter option, starting around 128 MB of RAM against 256 MB for Backrest. Tarsnap GUI is the more established project (first released 2016), while Backrest arrived in 2024. Backrest has the considerably larger community, at 7,394 GitHub stars versus 251. Backrest lists first-class Docker deployment; Tarsnap GUI does not.
Why pick each one
Choose Backrest if…
- Makes Restic approachable
- Good scheduling
- Lightweight
Watch out for
- Young project
- Depends on Restic underneath
Choose Tarsnap GUI if…
- Released under the BSD-2-Clause license
- Easy to set up — beginner-friendly
- Written in C++
- Tiny footprint — runs in 128 MB RAM
Watch out for
- Tarsnap service is paid
- Requires Tarsnap CLI
Frequently asked questions
Is Backrest or Tarsnap GUI better?
Neither is universally better. Backrest has the larger community; both share a easy setup difficulty, so the decision comes down to features and licensing.
Are Backrest and Tarsnap GUI free and open-source?
Yes. Backrest is licensed under GPL-3.0 and Tarsnap GUI under BSD-2-Clause. Both can be self-hosted at no software cost.
Can I run Backrest and Tarsnap GUI with Docker?
Backrest: yes. Tarsnap GUI: check the project docs for container support.
Which is lighter on resources, Backrest or Tarsnap GUI?
Tarsnap GUI has the smaller minimum footprint at 128 MB of RAM, compared to about 256 MB for Backrest. Real-world usage depends on library size, user count, and enabled features.