sish
HTTP(S)/WS(S)/TCP tunnels to localhost using only SSH (serveo/ngrok alternative).
- Proxy & VPN
- Go
- MIT
- Docker
- Actively maintained
GitHub stats
- GitHub stars
- 4,786
- Forks
- 338
- Open issues
- 22
- Commits, last 12 months
- 14
- Last commit
- Oct 2, 2026
- Latest release
- v2.24.0Oct 2, 2026
- Created
- Feb 15, 2019
Data from the GitHub API, refreshed daily.
About sish
HTTP(S)/WS(S)/TCP tunnels to localhost using only SSH (serveo/ngrok alternative). sish is open source under the MIT license and written mainly in Go, so you can read the code, run it on your own hardware and keep full control of your data.
The project has 4,786 stars and 338 forks on GitHub, with 14 commits over the last year. It ships a Docker image, which makes it a good fit for a small VPS or a home server running Docker Compose.
Topics
- ngrok
- serveo
- ssh
- tunnel
- tcp
- websockets
- http
- https
Open-source alternative to
sish can replace these commercial products. Compare every option on each page.
Repository preview
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What is sish?
sish is a free, open-source app you can host on your own server, listed in our Proxy & VPN category. HTTP(S)/WS(S)/TCP tunnels to localhost using only SSH (serveo/ngrok alternative). The source code lives at github.com/antoniomika/sish, where it has 4,786 stars.
Is sish free and open source?
Yes. sish is open-source software released under the MIT license, so you can self-host it at no cost. You only pay for the server it runs on, and some projects also offer an optional paid cloud plan.
Can I run sish with Docker?
Yes. sish provides a Docker image, so you can run it on any Linux server with Docker and Docker Compose installed. The project README lists the image name and the environment variables to set.
What are the best alternatives to sish?
Popular open-source alternatives to sish include frp, Headscale and NetBird. sish itself is a self-hosted alternative to ngrok.
Is sish actively maintained?
The most recent commit to sish was on Oct 2, 2026 with 14 commits in the past twelve months. The latest release is v2.24.0, published Oct 2, 2026. Check the open issues on GitHub to gauge how quickly maintainers respond.