Træfik Hub Note Caddy-L4 vs sslh
A side-by-side comparison of two self-hosted reverse proxy & gateways options — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
Træfik Hub Note Caddy-L4
Layer 4 proxy module for the Caddy server
VS
sslh
Protocol multiplexer that shares one port between services
| Feature | Træfik Hub Note Caddy-L4 | sslh |
|---|---|---|
| Category | Reverse Proxy & Gateways | Reverse Proxy & Gateways |
| License | Apache-2.0 | GPL-2.0 |
| Language | Go | C |
| Setup difficulty | Medium | Easy |
| Min. RAM | 64 MB | 32 MB |
| Deployment | binary, source | docker, bare-metal, binary |
| GitHub stars | ★ 1,741 | ★ 5,098 |
| First released | 2020 | 2008 |
| Replaces | HAProxy | HAProxy |
Why pick each one
Choose Træfik Hub Note Caddy-L4 if…
- Extends Caddy nicely
- Port multiplexing
Choose sslh if…
- Released under the GPL-2.0 license
- Easy to set up — beginner-friendly
- First-class Docker support for quick deployment
- Mature project with 5.1k GitHub stars
Frequently asked questions
Is Træfik Hub Note Caddy-L4 or sslh better?
sslh is the stronger all-round pick: it has both the larger community and the simpler easy setup. Consider Træfik Hub Note Caddy-L4 if its specific feature set fits your needs better.
Are Træfik Hub Note Caddy-L4 and sslh free and open-source?
Yes. Træfik Hub Note Caddy-L4 is licensed under Apache-2.0 and sslh under GPL-2.0. Both can be self-hosted at no software cost.
Can I run Træfik Hub Note Caddy-L4 and sslh with Docker?
Træfik Hub Note Caddy-L4: check the project docs for container support. sslh: yes.