For years, Postman is a widely used HTTP tool among engineers and software testers as it has been a preferred API client and testing tool. Postman has been undergoing various changes, some of which have been controversial, encouraging many users to search for Postman alternative tools. However, in 2021, the firm announced significant changes to its pricing plan, eliminating unlimited user licenses and charging companies a monthly price for each user instead.
In this article, we have shared some of the best Postman alternative open-source that provide similar features as Postman.
Best Postman Alternatives
Here are the best Postman alternative online that provides you same features of Postman as well as some additional features:
- Katalon Platform
Katalon Platform is the ideal Postman alternative for teams of different sizes and expertise which offers a complete testing solution for any sort of test project. This platform allows you to test web, mobile, API, and desktop applications.
Katalon enables you throughout the API testing lifecycle, from test planning and design to test execution and reporting for a wide range of API requests across numerous environments. The platform is constantly improving and introducing new test integration features, allowing customers to confidently scale up testing projects. In addition, it includes a scripting option for experienced testers, which reduces the time required to create API tests.
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- Vscode
Postman alternative vscode, often known as Visual Studio Code is a popular, free, and open-source source code editor. Some features that make editing code easier and faster include syntax highlighting, intelligent code completion, code refactoring, and snippets. Git integration is built-in in Vscode so that the users can properly manage their code versions. To personalize your coding experience you can adjust the themes, keyboard shortcuts, and preferences.
It was created by Microsoft and works with a variety of operating systems, including Windows, macOS, Linux, and even web browsers. VS Code provides basic support for common programming languages which can be enhanced further by using extensions.
- SoapUI
Soap UI is an excellent Postman alternative and an API testing tool that supports SOAP and REST testing. It includes the development and operation of automated functional, regression, compliance, and load tests using the Web API. In addition to functional testing, SoapUI provides security and load-testing tools.
Testing with SoapUI is not difficult for individuals with no technical expertise, due to its simple and user-friendly interface. Testers and business organizations can opt to work with the open-source or the premium version based on their needs. In comparison to Postman, SoapUI offers a broader set of API testing tools, including SOAP testing, API discovery, automatic assertion development, templated data entry, and open-source standards.
- TestSigma
TestSigma is an alternative to Postman that requires no scripting or setup to get started. TestSigma provides a high level of customization to API call sequences to match the application process. API datasets can be kept as “parameters” that can be used in multiple tests, eliminating the need for testers to adjust test scripts each time they run.
Test Sigma also provides many comparison modes, allowing developers to specify the level of rigidity (Strict, Lenient, Non-extensible, Strict Order, etc.) for their needs and evaluate API responses with variable degrees of comparison.
- Insomnia
Postman alternative chrome extension, Insomnia is a free and open-source REST API client for designing and testing REST, GraphQL, and SOAP APIs. Insomnia has a notable advantage over Postma due to its minimalistic and straightforward UI. Insomnia now supports GraphQL directly, making it easy for developers to perform GraphQL testing without the need for other tools.
Insomnia maintains all environment data in a single centralized JSON file, whereas Postman stores it in different files for each environment, which lots of programmers find inconvenient. It is simple to see when the response arrived and when it failed, with specific response times for better performance evaluation.
- JMeter
JMeter is a postman alternative and a great open-source performance testing software. This platform is mainly used to test web apps, APIs, and other network protocols such as FTP and SMTP. Particularly, it has a variety of API testing-specific functions, such as HTTP requests, response processing, and response data assertion.
To test APIs using JMeter, first, you need to create a Test Plan. This includes creating a Thread Group, which establishes the number of virtual users and how they are divided over time, as well as an HTTP Request, which describes the API request’s server, path, method, parameters, and headers. Optional assertions can be utilized to verify the response.
- Assertible
Assertible is a great Postman alternative which is a cloud-based testing and monitoring software. This tool was created with the motive of helping developers and QA teams automate API testing and monitoring.
The tool has a variety of features that can help teams guarantee that their APIs are functional, secure, and trustworthy. As a Postman alternative, Assertible offers additional test automation functions, including assistance with JSON Schema validation, parameterized testing, and assertion chaining for greater test coverage.
- Swagger
Swagger is a strong Postman alternatives free that includes well-organized API documentation specifications. Swagger includes smart error feedback and syntax auto-completion within API Editor, which improves the API design experience. Swagger will show problems in the API building when compared to recognized standards. A library of reusable components can be created and shared across various APIs by minimizing the amount of code required.
The Swagger Petstore is a prototype API given by Swagger/OpenAPI to demonstrate their possibilities. It is a RESTful API that controls pet data, allowing you to create, read, update, and delete pets via HTTP methods like GET, POST, PUT, and DELETE.
- Paw
Paw is a Postman alternative mac which is a macOS native tool used for API testing and development. Users can quickly send HTTP requests, develop and distribute API documentation, and copy APIs. Paw supports a variety of HTTP protocols and authentication mechanisms, as well as enabling users to create custom scripts and plugins to expand its range of features. Paw fosters collaboration. Developers, testers, and other stakeholders can participate in API testing activities while receiving real-time status updates.
FAQs
1.What is Postman?
Ans. For a decade, Postman has been the market leader in API tooling, providing customers with a convenient package of core API development tasks such as design, testing, and documentation in one tool.
2. How to test post API without Postman?
Ans. If you want to test post API without Postman you can use different alternatives of Postman such as Insomnia, Swagger, Apigee, PAW, SoapUI, Assertible, ReadyAPI, TestSigma, Boomi, and Katalon Studio.
3. Why do users prefer Postman alternatives?
Ans. Postman’s supremacy was shaken in 2021 when the company made major changes to its pricing model, banning unlimited user licenses in favor of a monthly cost per user. These changes have encouraged many developers to look for free, open-source, and more affordable alternatives to Postman.
The Final Words
Postman is widely used for API development, testing, and management among quality assurance experts. Indeed, Postman is a commonly used tool for API testing and development, there are other Postman alternatives available that will better meet your demands. There are several free and open-source alternatives available on the market that you can use depending on your individual use. Many of the Postman alternatives provide API testing and development functions along with features such as a slick interface, code-generating capabilities, or cloud testing.
We hope that you found this article worth reading and that it helped you find the best postman alternative.
