
ngrok
localhost.run
Portmap.io
LocalXpose
Pagekite
Packetriot
LocaltoNet
An open source serveo/ngrok alternative. HTTP(S)/WS(S)/TCP Tunnels to localhost using only SSH.

Axolo
PullNotifier
Axolo for GitLab
Swarmia
Pullflow
GitLab
Pipie.io
Replace GitLab's spammy Slack notifications with PRFlow. One updating message per MR with CI/CD status and threaded comments for gitlab.com and self-hosted GitLab.

Which is more popular?
Based on our record, sish seems to be more popular. It has been mentioned 17 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | github.com | prflow.dev |
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| Listed in |
What each product offers, as listed by its team.


Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing sish and PRFlow.dev.
PRFlow.dev's answer:
Go backend PostgreSQL DB, React/TypeScript frontend.
PRFlow.dev's answer:
Engineering teams using GitLab.com or self-managed and Slack.
PRFlow.dev's answer:
Engineered for simplicity and security. Native GitLab support.
Share your experience with using sish and PRFlow.dev. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Sish is an SSH-based solution that is simple to deploy and use. - Source: dev.to / about 1 year ago
We’re actually using Unix sockets as the underlying transport layer for this. We’re also not using sshd, we custom wrote our own daemon that’s entire job is tunneling. If you’re curious about this, you can find the project here:... - Source: Hacker News / over 1 year ago
Sish - Open source ngrok/serveo alternative. SSH-based but uses a custom server written in Go. Supports WebSocket tunneling. - Source: dev.to / over 2 years ago
Tracking PRFlow.dev since Jun 2026.
When comparing sish and PRFlow.dev, you can also consider the following products.

ngrok enables secure introspectable tunnels to localhost webhook development tool and debugging tool.
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Instantly share your localhost environment!
Compare localhost.run to sish or PRFlow.dev:

PullNotifier - a Github and Slack integration app. The most efficient Pull Request notifications on Slack -> PullNotifier allows you to see your team's latest pull request status without getting spammed with notifications.
Compare PullNotifier to sish or PRFlow.dev:

Expose your local PC to Internet from behind firewall and without real IP address
Compare Portmap.io to sish or PRFlow.dev:
