HTTP(S)/WS(S)/TCP Tunnels to localhost using only SSH.
HTTP, WebSocket and TCP tunnels opened with a plain SSH client to a server you run, with no agent to install.
alternatives to
ngrok
Hosted tunnels that expose services running on a private machine or network through the vendor's edge. A closed product from ngrok.
Side by side
| Tool | Fit | Stars | Licence | Terms | Self-hosted | Language | Latest | Last push |
|---|---|---|---|---|---|---|---|---|
| sish | Full replacement | 4.8k | MIT | Open source | Yes | Go | v2.24.0 | 2026-10-02 |
| zrok | Full replacement | 4.8k | Apache-2.0 | Open source | Yes | Go | v2.0.7 | 2026-10-06 |
| frp | Partial | 110k | Apache-2.0 | Open source | Yes | Go | v0.71.0 | 2026-09-15 |
| Pangolin | Partial | 23k | Other | Open core | Yes | TypeScript | 1.24.0 | 2026-10-05 |
| rathole | Partial | 14k | Apache-2.0 | Open source | Yes | Rust | v0.5.0 | 2026-08-23 |
Every alternative
5 alternatives
Secure internet sharing made simple.
Public and private shares of HTTP, TCP and UDP services started from a CLI, on the hosted service or an instance you run.
- Language
- Go
- Licence
- Apache-2.0
- Stars
- 4.8k
- Latest
- v2.0.7
- Last push
- 2026-10-06
A fast reverse proxy to help you expose a local server behind a NAT or firewall to the internet.
Exposes local TCP, UDP and HTTP services through a server you run, without the hosted edge or dashboard.
- Language
- Go
- Licence
- Apache-2.0
- Stars
- 110k
- Latest
- v0.71.0
- Last push
- 2026-09-15
Modern networking and security platform providing secure access and connectivity to apps, infrastructure, and AI workloads. Connect and protect your users.
Publishes long-lived services through a server you run, without ad-hoc tunnels started from a CLI.
- Language
- TypeScript
- Licence
- Other
- Stars
- 23k
- Latest
- 1.24.0
- Last push
- 2026-10-05
A lightweight and high-performance reverse proxy for NAT traversal, written in Rust. An alternative to frp and ngrok.
Exposes TCP and UDP services behind NAT through your own server, without request inspection or a dashboard.
- Language
- Rust
- Licence
- Apache-2.0
- Stars
- 14k
- Latest
- v0.5.0
- Last push
- 2026-08-23
Head to head
About ngrok
- Vendor
- ngrok