
PortTraceX
Fing
Portero
Port Checker
Portrackr
PortKiller
Port Radar for macOS
Find, open and kill ports in a couple of clicks. Works with Node, Python, Ruby, PHP, HTTP and pretty much any process listening on a TCP port.

JSON Formatter & Validator
DevTools Advanced
JSONFormatter.org
FreeFormatter
JSON Editor Online
SmallDevTools
TheDevTools
FOSS tools for developers
Which is more popular?
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | portmanager.app | developertools.tech |
| Pricing | — | |
| Listed in |
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
Overall verdict
Why this product is good
Recommended for
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Port Manager and DeveloperTools.Tech. For example, how are they different and which one is better?
When comparing Port Manager and DeveloperTools.Tech, you can also consider the following products.


The JSON Formatter was created to help with debugging.
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Discover which devices are connected to any Wi-Fi network, map devices, detect intruders, assess...
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A collection of developer tools in one place in your browser
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Know exactly what's running on every port of your Mac
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Online JSON Formatter and JSON Validator will format JSON data, and helps to validate, convert JSON to XML, JSON to CSV. Save and Share JSON
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