
Postman
Proxyman.io
Hoppscotch
ngrok
HTTP Toolkit
Fiddler
Warp
A Powerful API Mocking and Testing Tool

Angry IP Scanner
Zenmap
Fing
Cisco DNA Center
Advanced IP Scanner
Cisco Network Assistant
Auvik
Nmap Free Security Scanner, Port Scanner, & Network Exploration Tool. Download open source software for Linux, Windows, UNIX, FreeBSD, etc.

Which is more popular?
Based on our record, Nmap should be more popular than Requestly. It has been mentioned 204 times since March 2021.
Website, pricing, platforms and company facts side by side.
|
|
|
|
|---|---|---|
| Website | requestly.com | nmap.org |
| Pricing | — | |
| Platforms | — | |
| Company | Startup from the United States · 20 - 49 employees · 2021 | Startup from the United States |
| Listed in |
In their own words, as submitted to SaaSHub.


Requestly is a modern and powerful companion for API Development and Testing. It is an open-source tool purpose-built to speed up and simplify API development workflow for developers and QAs. It is a combination of API Client and HTTP Interceptor that helps create and share API Contracts, testing...
No description of Nmap yet.
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
Walkthroughs and reviews on video.
Session Replays by Requestly
More videos
Nmap Tutorial For Beginners - 1 - What is Nmap?
More videos
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Requestly and Nmap.
Requestly's answer
Requestly's answer
Front-end developers, QAs, PMs, Digital Marketers
Requestly's answer
Requestly is an open-source API development and testing tool that combines the capabilities of an API Client and HTTP Interceptor, making it a better alternative to Postman + Charles Proxy. It simplifies API mocking, request modification, and debugging with an intuitive no-code interface, enabling developers and QAs to test APIs efficiently.
Share your experience with using Requestly and Nmap. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


On the pricing front, Requestly strikes a balance between affordability and functionality. It is an open-source tool, offering freemium to individual developers and affordable pricing plans for team collaboration. We...
Nmap is a tool that scans ports, does service fingerprinting, and identifies versions of operating systems. Nmap also comes with a scripting engine that detects security vulnerabilities. Once these are detected,...
If you’re a network administrator looking for more depth and raw power from a port scanner, look no further than Nmap. What Nmap lacks in frills and functional GUI it makes up for with sheer command-line based power....
Nmap is an open-source tool that lots of IT professionals find useful in their careers. It is a tool that can locate available hosts and other services that they offer within a network. The Nmap program makes use of...
Recommendations tracked on public social media and blogs since March 2021.


If you want to try a local-first workflow, you can start using Requestly here: https://requestly.com. - Source: dev.to / 10 months ago
That’s where automation changes the game. By pairing Cursor, an AI-powered coding assistant, with Requestly's local-first API testing and mocking platform, you can offload the grunt work of writing tests to AI while keeping execution... - Source: dev.to / 10 months ago
Requestly is a versatile browser extension and web client used to intercept, mock, and debug APIs in real-time—perfect for frontend developers. - Source: dev.to / over 1 year ago
Root@kali:~# sudo nmap -sn 192.168.56.0/24 Starting Nmap 7.94 ( https://nmap.org ) at 2026-04-21 09:14 BST Nmap scan report for 192.168.56.1 Host is up (0.00023s latency). Nmap scan report for 192.168.56.101 Host is up (0.00089s... - Source: dev.to / 5 months ago
Nmap -A -p139,445 10.129.22.59 Starting Nmap 7.94SVN ( https://nmap.org ) at 2026-04-20 15:42 CDT Nmap scan report for 10.129.22.59 Host is up (0.071s latency). PORT STATE SERVICE VERSION 139/tcp open netbios-ssn Samba smbd 3.X... - Source: dev.to / 5 months ago
-- Example NSE script Local nmap = require "nmap" Local shortport = require "shortport" Local http = require "http" Description = [[ Example HTTP service detection script. ]] Author = "Your Name" License = "Same as Nmap--See... - Source: dev.to / about 1 year ago
When comparing Requestly and Nmap, you can also consider the following products.


Open-source and cross-platform network scanner designed to be fast and simple to use
Compare Angry IP Scanner to Requestly or Nmap:

Proxyman is a high-performance macOS app, which enables developers to view HTTP/HTTPS requests from apps and domains.
Compare Proxyman.io to Requestly or Nmap:

Zenmap is the official cross-platform GUI for the Nmap Security Scanner.
Compare Zenmap to Requestly or Nmap:


Discover which devices are connected to any Wi-Fi network, map devices, detect intruders, assess...
Compare Fing to Requestly or Nmap: