Berty vs OTS
A side-by-side comparison of two self-hosted chat & communication options — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
Berty
Peer-to-peer messaging app that works offline
VS
OTS
One-Time-Secret sharing platform with a symmetric 256bit AES
| Feature | Berty | OTS |
|---|---|---|
| Category | Chat & Communication | Chat & Communication |
| License | Apache-2.0 | Apache-2.0 |
| Language | TypeScript | Go |
| Setup difficulty | Hard | Medium |
| Min. RAM | 256 MB | 512 MB |
| Deployment | bare-metal, source | bare-metal |
| GitHub stars | ★ 9,268 | ★ 777 |
| First released | 2018 | 2026 |
| Replaces | WhatsApp, Signal | — |
Why pick each one
Choose Berty if…
- Released under the Apache-2.0 license
- Mature project with 9.3k GitHub stars
- Written in TypeScript
- Tiny footprint — runs in 256 MB RAM
Choose OTS if…
- Released under the Apache-2.0 license
- Written in Go
- Lightweight — runs in 512 MB RAM
Frequently asked questions
Is Berty or OTS better?
Neither is universally better. Berty has the larger community, while OTS is simpler to set up (medium difficulty). Choose based on the comparison table above and your own setup.
Are Berty and OTS free and open-source?
Yes. Berty is licensed under Apache-2.0 and OTS under Apache-2.0. Both can be self-hosted at no software cost.
Can I run Berty and OTS with Docker?
Berty: check the project docs for container support. OTS: check the project docs for container support.