Postman Alternatives

Postman is described as 'Collaborative platform for API development providing design, specifications, testing, documentation, and requests with free and paid subscription plans' and is a very popular API Client in the development category. There are more than 100 alternatives to Postman for a variety of platforms, including Windows, Mac, Linux, Web-based and SaaS apps. The best Postman alternative is Insomnia REST Client, which is both free and Open Source. Other great apps like Postman are NativeRest, Hoppscotch, HTTPie for Terminal and Bruno.

filter to find the best alternatives

Postman alternatives are mainly API Clients, but if you're looking for HTTP Clients or HTTP(S) Debuggers you can filter on that. Other popular filters include Linux, Web Development, Open Source, Online, Android, Mac and Windows. You can also filter by region, for example EU-based alternatives if you prefer software developed in the European Union. These are just examples - use the filter bar below to find more specific alternatives to Postman.

More about Postman

Postman alternatives page was last updated Oct 24, 2025

Thunder Client
5 likes
Thunder Client is a hand-crafted lightweight Http Client extension for Visual Studio Code. No separate download needed, Just install the extension from VS Code marketplace.
68 Thunder Client alternatives
Cost / License
Free
Proprietary
Application types
API Client
HTTP Client
Platforms
Mac
Windows
Linux
Visual Studio Code
Is Thunder Client a good alternative to Postman?

|
2comments
Thunder Client vs Postman Comments

scottfrost
Negative commentJun 7, 2023
0
Pulled a bait and switch and now charges for basic features like the ability to sync via GIT
Ola Johansson
Positive commentJun 8, 2021
0
Nice extension to VS Code that can replace Postman or Insomnia.
Thunder Client is Free and ProprietaryPostman is Freemium and Proprietary
Thunder Client is LightweightPostman is not according to our users
Kreya
3 likes
Kreya is a GUI client for gRPC, REST and WebSocket APIs with innovative features for environments, authorizations and more.
Cost / License
Freemium
Proprietary
Application types
API Client
HTTP Client
Origin
Switzerland
Platforms
Mac
Windows
Linux
+1
Is Kreya a good alternative to Postman?
Restfox
2 likes
Offline-first web HTTP client.
Cost / License
Free
Open Source (MIT)
Application types
API Client
HTTP Client
Platforms
Mac
Windows
Linux
Online
Docker
+5
Is Restfox a good alternative to Postman?
Ad
NativeRest
Native desktop app for Windows offers high-performance REST and HTTP API testing, low memory and CPU use, custom methods, portable version, proxy support, multiple environments, code generation, multilingual interface, and import...

https://nativesoft.com
Learn More
WizTools RESTClient
6 likes
RESTClient can be used to test variety of HTTP communications and RESTful webservices. Friendly GUI, rich functionalities.
Cost / License
Free
Open Source
Application types
API Client
HTTP Client
Origin
India
Alerts
Discontinued
Platforms
Mac
Windows
Linux
Is WizTools RESTClient a good alternative to Postman?
TestMace
7 likes
Powerful IDE to work with API. Harness the power of scenarios, autocompletion and syntax highlight for API development. Write tests, share code without leaving the comfortable development environment.
Cost / License
Freemium
Proprietary
Application type
API Client
Origin
United States
Platforms
Mac
Windows
Linux
+1
Is TestMace a good alternative to Postman?
Hurl
7 likes
Hurl is a command line tool that runs HTTP requests defined in a simple plain text format. It can capture values, evaluate queries on headers and body response. It is very versatile: it can be used for both fetching data and testing HTTP sessions.
Cost / License
Free
Open Source (Apache-2.0)
Application types
API Client
HTTP Client
Origin
France
EU
Platforms
Mac
Windows
Linux
Is Hurl a good alternative to Postman?
API Astrolab
1 like
The API Astrolab enables today’s API-first companies to show their API products in a visual way so that anyone can understand how they work.
Cost / License
Freemium
Proprietary
Origin
United States
Platforms
Online
Software as a Service (SaaS)
Is API Astrolab a good alternative to Postman?
Requester
4 likes
HTTP client plugin for Sublime Text with an expansive feature set, modern UX, elegant syntax and first class support for testing.
Cost / License
Free
Open Source (MIT)
Application types
API Client
HTTP Client
Alerts
Discontinued
Platforms
Mac
Windows
Linux
+1
Is Requester a good alternative to Postman?
Treblle
3 likes
Treblle is a federated API Intelligence platform delivering full API visibility, security, and control from one integration point.
Cost / License
Freemium
Proprietary
Origin
Croatia
EU
Platforms
Mac
Windows
Online
Android
iPhone
Android Tablet
iPad
Software as a Service (SaaS)
Is Treblle a good alternative to Postman?
httpYac Rest Client
2 likes
Used httpyac CLI tool underneath, which helps you execute _.http and _.rest files. This can be used to quickly execute a single *.http file, but also to execute all files in a folder. httpyac supports HTTP, Rest, GraphQL, WebSocket und gRPC...
52 httpYac Rest Client alternatives
Cost / License
Free
Open Source (MIT)
Application types
HTTP Client
API Client
Platforms
Mac
Windows
Linux
Chrome OS
Is httpYac Rest Client a good alternative to Postman?
Talend API Tester
Like
Talend API Tester makes it easy to invoke, discover and test HTTP and REST APIs.
Cost / License
Free
Proprietary
Application type
HTTP Client
Platforms
Google Chrome
+3
Is Talend API Tester a good alternative to Postman?
HTTPie for Web & Desktop
3 likes
All the user-friendliness of our Terminal version, now wrapped up in a sleek graphical interface.
Cost / License
Free
Proprietary
Application types
HTTP Client
API Client
Origin
United States
Platforms
Mac
Windows
Linux
Online
Electron / Atom Shell
Flathub
Is this a good alternative to Postman?

You are at page 3 of Postman alternatives