Best Postman Alternatives: Fastest API Testing Tools

Postman is a highly popular complete API development environment having a huge demand for designing, debugging, testing, monitoring, and different other things. The product starts to gain recognition in 2012 when it was firstly announced by its developers. But, now, this platform is used by more than 11 million developers all over the world. Nevertheless, people keep searching for the best Postman alternatives to use. Along with the Postman, there are numerous other tools that you can easily use to build and test your APIs.

Because of its amazing offerings for the developers, Postman is highly utilized for various things to get advantageous results. This platform is highly effective when it comes to development tasks.

However, it may not fit everyone’s requirements. So, there are numerous other development environment platforms that we can easily use instead of Postman. If you want a complete development environment that can help you to get the desired results for development, we can help you with this.

In this article, we are going to discuss the best alternatives to Postman, which you should definitely use for your development and testing tasks. Some of them may under perform, but most of them will be able to provide you with excellent offerings for sure.

Best Postman Alternatives: Fastest API Testing Tools

You will also be able to get amazing results with these platforms. Some of these Postman Alternatives will be open-source, so you will be able to use them for any purpose for free.

Now, without any further discussion, let’s know about these alternatives and the reason why you may need them.

Why may you need Postman alternatives?

The major drawback of Post appears when you try to monitor the test cases. Also, you may face issues when you try to copy tests from once folder to another one. The codeless web serving is available with other tools like Assertible, but Postman doesn’t have the same.

So, when you use this platform, you may be able to get numerous advantages, but various developers find this platform un-effective in some special cases.

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Best 8+ Alternatives to Postman: API Development Environment

If you are also one of those who are not satisfied with its performance or offerings, you have various alternative platforms to choose from. Let’s start discussing those Postman Alternatives below.

1. Insomnia REST Client

Insomnia REST is a good Postman alternative and a widely popular REST API Clients. With this powerful tool, you will surely be able to have numerous advantages such as environment variables, cookies management, code generation, etc.

Along with that, this tool allows you to use its authentication features in Mac, Windows, and Linux, respectively. When it comes to debugging, this tool provides error-free outputs that you may not receive with any other tool. The tool is available for free if you want to use it for limited purposes.

However, the paid plan ranges from 0$ to 8$. You can easily use it in Windows, Mac, and Linux operating systems. Some other features of this tool are cloud sync, GraphQL Integration, Image Preview, Request chaining, etc.

All these features are not there in any other popular API tool. So, this is the reason why it becomes another great Postman alternative for you.

Insomnia REST Client development tool

Official Website

2. HTTPie

It is another impressive Postman alternative with its modern command line HTTP client. Also, the tool is user-friendly and equipped with numerous advantageous solutions for the users.

You also get JSON support, syntax highlighting, extension, and various other features with this tool. The tool is used to make CLI interactions using web services. This makes things as human friendly as possible for us.

You can easily use its interactive features for easy testing, debugging, and various other interactions with HTTP servers. If we talk about the price, HTTPie is completely free to use.

It is available for Windows, Linux, and Mac systems. Web testing, natural syntax, and colorize outputs are some other benefits of this tool.

HTTPie best alternative to postman

Official Website

3. SoapUI

SoapUI is another highly popular testing tool used for functional testing and web services. You can also use it for JMS and HTTP based services. The software is open-source and fully free to use. But, with SoapUI pro, you will be able to get some additional features which will facilitate you more.

The tool is known as the leader of web service testing. However, you can easily make the most out of it using its interactive user-interface. With its numerous advantages, SoapUI is not very easy to learn.

But, you can easily find online training and other support services to understand everything about this platform.

Intuitive nodes and interactive UI are some other advantages of this tool. For testing purposes, it is a perfect tool to use instead of Postman. This is the reason why it is perfect to use as a Postman alternative.

SoapUI Fastest API testing tool

Official Website

4. Postwoman

Postwoman is another popular alternative to the Postman tool. It allows users to create requests at a very fast pace. It works perfectly as an API request builder. Also, you can easily send requests to check whether your API is ready to launch or not. Some of the requests are PUT, POST, DELETE and GET.

Authentication support and parameter support are also there in this tool. You will also be able to request body support using this tool. If you want to develop or test progressive web apps, it can help you with that too.

In other words, it is another great tool to make your development, testing, and debugging tasks easy and effective. Impressively, the platform is completely ad-free. Some other features are REST API, GraphQL API, and Websocket streams.

Postwoman vs Postman

Official Website

5. Advanced REST Client

It is another highly effective and actually Advanced API testing platform. You can start using it easily on your Windows, Mac, and Linux systems. Also, it clean and easy to understand user-interface makes it a great option to initiate test requests faster.

Also, the tool supports the integration of Google drive by which you can very easily share your projects with your other team members.

With its own HTTP Client, you get much more precise and detailed information about redirects, request timings, and HTTP bodies.

Along with all of its features, this platform is completely free and open-source, which is a great advantage over other paid solutions. Also, you can use it as a native application and get numerous other additional benefits.

In other words, it has many more tools and features as compared to other API testing and building platforms. This is the reason why we have placed this platform in our list of best Postman alternatives.

Advanced REST Client tool

Official Website

6. HTTP Request Maker

This tool is available only for Firefox. But, you can effectively use it to make HTTP requests by viewing the responses and storing the history of every request. For both Web and Rest development tasks, it is a perfect tool for you.

The tool can help you to send different requests, including PUT, POST, and DELETE. You can either view the responses in plain texts or in its embedded browser.

It is very easy to see and observe the previous request and re-initiate them without hassles. There are various other functions and easy user-interaction tools to make this tool much more effective for you.

HTTP Requester is known as a good Postman alternative because it has identical features which you will normally get with the Postman itself. Most impressively, this tool is completely free to use.

Also, you can access it in Windows, Mac, and Linux operating systems. Some other features of this tool are REST API testing, web development, Firefox extensions, and Debugger, etc.

So, you can test this tool if it can work for you as a good Postman alternative.http request maker

Official Website

7. HTTP Toolkit

It is another user-friendly and highly interactive tool that you can easily use for debugging, analyzations. Along with that, it is also a popular tool that supports Docker, Android, and GraphQL.

The setup is pretty easy and will take a couple of minutes. It is easy to prototype your requests without any issues. Whether you want to use it from real traffic or from scratch, it can help you with everything in this too.

For debugging, testing, and building APIs with HTTPs, you can effectively use HTTP Toolkit because it is built for this purpose. Also, this is the reason why it is known as a good Postman alternative for various purposes.

The major drawback of this tool is that it is available on a subscription basis. But it has various advanced features because of which it becomes a popular tool in this domain.

Built-in docs, Developer tools, themes, OPENAI integration, are some other major advantages of this amazing tool.

Free HTTP Toolkit

Official Website

8. RESTer

It is another open-source REST client for any web service, including Chrome extension and Firefox. With this amazing tool, you can easily perform HTTP requests using custom headers, URL, and Body.

Also, this tool allows you to easily save and organize your desired requests and use them afterward. You can also implement some addons to create or save your headers with Cookie authentication or OAuth 2.

You can also start using placeholders in your saved requests. For most used actions, you are always free to use shortcuts and make things easy and fast for you.

Some permissions will be there when you want to use this software. But, if we look at its overall features, it can become a good Postman alternative for you. Also, it is an open-source tool, so you should try it once for sure.

RESTer free API tool for Windows

Official Website

Final Verdict

There were the most popular and highly effective Postman alternatives for you. Most of these tools are free to use for personal or commercial uses.

However, you can visit their official sites to get much more detailed information. All these tools are great for API management, testing, debugging, and building. In other words, you are free to choose any of these as your desired platform.

We hope you will find this article helpful regarding this topic. If you found it helpful, make sure to share your feedback in the comment section.

Also, share it with others so that they can get the same help as you. We keep sharing this sort of articles on a regular basis. So, stay connected with us and stay facilitated.