Kusho Alternatives

Kusho is described as 'Never test your APIs manually again' and is an app in the development category. There are more than 50 alternatives to Kusho for a variety of platforms, including Mac, Windows, Linux, Web-based and Flathub apps. The best Kusho alternative is Postman, which is free. Other great apps like Kusho are Insomnia REST Client, Yaak, Fiddler and Hoppscotch.

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Get a badge for your siteKusho alternatives page was last updated Jan 29, 2026

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 typeApplication types
API Client
HTTP Client
Alerts
Discontinued
Platforms
Mac
Windows
Linux
+1
Good alternative?Is Requester a good alternative to Kusho?
KeyRunner
1 like
The Zero Trust API Client - A Secure & Free Alternative to Postman , Insomnia & Thunder Client.
Cost / License
Freemium
Open Source (MIT)
Application typeApplication types
API Client
HTTP Client
Origin
United States
Platforms
Mac
Windows
Visual Studio Code
United States
+2
Good alternative?Is KeyRunner a good alternative to Kusho?
Lama2
2 likes
Lama2 defines the human-friendly l2 syntax and CLI for describing and executing APIs. Store your APIs in plain-text files. Collaborate with team using version control (say, git). Run Lama2 directly from VSCode extension. Think of Lama2 as Markdown for APIs.
Cost / License
Free
Open Source (AGPL-3.0)
Application typeApplication types
API Client
HTTP Client
Platforms
Mac
Windows
Linux
Good alternative?Is Lama2 a good alternative to Kusho?
httpiness
2 likes
Httpiness is aimed to be a simple, straightforward HTTP client which minimizes time to configure, send, reconfigure and resend requests in order to maximize development efficiency.
Cost / License
Free
Open Source (MIT)
Application typeApplication types
HTTP Client
API Client
Platforms
Mac
Windows
Good alternative?Is httpiness a good alternative to Kusho?
RESTClient by Chao ZHOU
2 likes
A debugger for RESTful web services.
Cost / License
Free
Open Source (BSD-3-Clause)
Platforms
Mac
Windows
Linux
Firefox
+3
Good alternative?Is this a good alternative to Kusho?
Assertible
5 likes
Assertible is the easiest way to test and monitor your APIs and helps reduce bugs in web apps by providing tools to continuously validate endpoints and responses with a flexible interface to run your tests any time and place.
Cost / License
Freemium
Proprietary
Application typeApplication types
HTTP Client
Uptime Monitor
Origin
United States
Platforms
Mac
Windows
Linux
Online
United States
+3
Good alternative?Is Assertible a good alternative to Kusho?
RestCase
1 like
RestCase is a security-focused API development platform that enables its users to rapidly create secure microservices, mock them in order to start testing, monitor APIs and collaborate on their development and testing.
Cost / License
Freemium
Proprietary
Application type
API Client
Platforms
Online
Good alternative?Is RestCase a good alternative to Kusho?
Bearer
2 likes
Bearer is a developer tool that helps engineering teams monitor API requests, track performance, detect anomalies, and fix issues for their critical API usage. The solution monitors all outgoing API requests without proxying traffic.
Cost / License
Freemium
Proprietary
Origin
France
EU
Platforms
Software as a Service (SaaS)
France
EU
+3
Good alternative?Is Bearer a good alternative to Kusho?
API Test Base
1 like
API Test Base is a free, offline-first tool for testing APIs and their side effects — the records an API writes to a database, the messages it publishes to a queue, the downstream services it calls. Test cases are created with a no-code / low-code UI, and the same tests can be...
41 API Test Base alternatives
Cost / License
Free
Proprietary
Application typeApplication types
HTTP Client
API Client
Platforms
Mac
Windows
Docker
Linux
Good alternative?Is API Test Base a good alternative to Kusho?
FRequest
1 like
FRequest is a fast, lightweight and opensource Windows / macOS / Linux desktop program to make HTTP(s) requests (e.g. call REST apis).
Cost / License
Free
Open Source (GPL-3.0)
Application type
HTTP Client
Alerts
Discontinued
Platforms
Mac
Windows
Linux
+3
Good alternative?Is FRequest a good alternative to Kusho?
Restretto
1 like
Minimal native and free REST API client for Mac.
Cost / License
Free
Proprietary
Application typeApplication types
API Client
HTTP Client
Platforms
Mac
Good alternative?Is Restretto a good alternative to Kusho?
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
United States
+1
Good alternative?Is TestMace a good alternative to Kusho?