
ngrok
sish
localhost.run
Pagekite
LocalXpose
Staqlab Tunnel
LocaltoNet
Expose your local PC to Internet from behind firewall and without real IP address

JavaScript.com
JavaScript Quiz
Learn JavaScript
JavaScript Knowledge Map
Do you speak JavaScript?
50 Tips on JavaScript
dateDropper Javascript
A full list of JavaScript operators with examples
Which is more popular?
Based on our record, Portmap.io seems to be a lot more popular than JavaScript Operator Lookup. While we know about 34 links to Portmap.io, we've tracked only 1 mention of JavaScript Operator Lookup.
Website, pricing, platforms and company facts side by side.
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| Website | portmap.io | joshwcomeau.com |
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What each product offers, as listed by its team.


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


Overall verdict
Why this product is good
Recommended for
Developers, system administrators, and hobbyists who need to access local services remotely or those testing webhooks and other remote internet applications.
No analysis of JavaScript Operator Lookup yet.
Walkthroughs and reviews on video.
Port Forward without Router using portmap.io
More videos
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Portmap.io and JavaScript Operator Lookup. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Did not worked at all. No VPN connections, NO ssh connections... Did not work at all. No option to connect. Not working in my country and "No refund" :( I got fooled with such fake service. NOT RECOMMENDING. use ngrok...
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Recommendations tracked on public social media and blogs since March 2021.


I once used portmap.io for reverse shell in ethical hacking classes. Source: over 3 years ago
So I use portmap.io for OpenVPN like I saw in tutorials but I found out it is not working because my ip didn't change when I looked up what my ip was. Source: over 3 years ago
I have a personal computer in the Jio Network at my home and I want to access it using ssh from another network. But in order to port forward my router I am stuck since Jio uses CGNAT if I am not mistaken and there is no use if I... Source: almost 4 years ago
If you replace your || with ?? You should get the behaviour you are after. This is a good reference for what the operators do in js: https://joshwcomeau.com/operator-lookup. Source: about 5 years ago
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