Best pytest Alternatives in 2025
Find the top alternatives to pytest currently available. Compare ratings, reviews, pricing, and features of pytest alternatives in 2025. Slashdot lists the best pytest alternatives on the market that offer competing products that are similar to pytest. Sort through pytest alternatives below to make the best choice for your needs
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Parasoft
132 RatingsParasoft's mission is to provide automated testing solutions and expertise that empower organizations to expedite delivery of safe and reliable software. A powerful unified C and C++ test automation solution for static analysis, unit testing and structural code coverage, Parasoft C/C++test helps satisfy compliance with industry functional safety and security requirements for embedded software systems. -
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Sahi Pro is a suite automation tools for web, Web-services, Windows desktop and Java applications. Sahi Pro features include automatic waits, recorders and accessor spy, inbuilt frame and editor, parallel playback, automatic reporting, automatic logging, and reporting. Also, Sahi Pro can save 70% of the time and effort that is normally spent on test automation. Sahi Pro has been trusted by more than 400 companies around the world and is quickly becoming the preferred tool for test automation in the agile world.
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NeoLoad
Tricentis
Software for continuous performance testing to automate API load and application testing. For complex applications, you can design code-free performance tests. Script performance tests in automated pipelines for API test. You can design, maintain, and run performance tests in code. Then analyze the results within continuous integration pipelines with pre-packaged plugins for CI/CD tools or the NeoLoad API. You can quickly create test scripts for large, complex applications with a graphical user interface. This allows you to skip the tedious task of manually coding new or updated tests. SLAs can be defined based on the built-in monitoring metrics. To determine the app's performance, put pressure on it and compare SLAs with server-level statistics. Automate pass/fail triggers using SLAs. Contributes to root cause analysis. Automatic test script updates make it easier to update test scripts. For easy maintenance, update only the affected part of the test and re-use any remaining. -
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Robot Framework
Robot Framework
FreeRobot Framework is a versatile open-source automation framework that caters to both test automation and robotic process automation (RPA) needs. It is backed by the Robot Framework Foundation and is utilized by numerous leading organizations in the software development field. This framework offers openness and extensibility, allowing for integration with a wide array of other tools, which facilitates the creation of robust and adaptable automation solutions. Users benefit from the fact that Robot Framework is completely free, with no licensing fees involved. Its syntax is straightforward, using human-readable keywords that make it accessible to users of varying technical backgrounds. Furthermore, the frameworkâs functionality can be expanded through libraries written in Python, Java, or other programming languages. A vibrant ecosystem has developed around Robot Framework, consisting of numerous libraries and tools that are maintained as independent projects, enhancing its overall versatility and usability. This extensive support and community engagement make Robot Framework a compelling choice for automation needs across different industries. -
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Testsigma is a low-code end-to-end test automation platform for Agile teams. It lets SDETs, manual testers, SMEs, and QAs collaboratively plan, develop, execute, analyze, debug, and report on their automated testing for websites, native Android and iOS apps, and APIs. It is available as a fully managed, cloud-based solution as well as a self-hosted instance that is open source (Testsigma Community Edition). The platform is built with Java, but the automated tests are code-agnostic. Through built-in NLP Grammar, teams can automate user actions in simple English, or generate airtight test scripts with the Test Recorder. With features like built-in visual testing, parametrized or data-driven testing, 2FA testing, and an AI that automatically fixes unstable elements and test steps, identifies and isolates regression-affected scripts, and provides suggestions to help you find and fix test failures, Testsigma can replace tens of different tools in the QA toolchain to enable teams to test easily, continuously, and collaboratively.
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TestNG
TestNG
TestNG is a robust testing framework that draws inspiration from both JUnit and NUnit while introducing a range of new features that enhance its power and usability; among these are annotations and the ability to execute tests in large thread pools, utilizing various policies such as dedicating a thread to each method or assigning one thread per test class. This framework allows for the validation of multithread safety in code, offers flexible test configurations, and supports data-driven testing through the use of the @DataProvider annotation, along with parameter handling. Its execution model is highly efficient, eliminating the need for traditional TestSuites, and it is compatible with an array of tools and plugins, including Eclipse, IDEA, and Maven, enhancing its integration into existing workflows. Additionally, TestNG incorporates BeanShell for increased flexibility and leverages default JDK functionalities for runtime operations and logging, thus minimizing external dependencies while also supporting dependent methods for application server testing. As a comprehensive solution, TestNG is tailored to accommodate all types of testing scenarios, including unit, functional, end-to-end, and integration tests, making it an essential tool for developers and testers alike. -
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behave
behave
FreeBehavior-driven development, often referred to as BDD, is a methodology in agile software development that fosters teamwork among developers, quality assurance professionals, and stakeholders who may not have a technical background. This approach enhances communication and understanding within a software project. Initially introduced by Dan North in 2003, BDD emerged as an evolution of test-driven development (TDD) and incorporates practices such as acceptance testing that are characteristic of extreme programming. As a second-generation, outside-in, and pull-based methodology, BDD involves multiple stakeholders and scales, emphasizing high levels of automation. It outlines a cycle of structured interactions that produce clear outputs, ultimately leading to the creation of functional, tested software that meets the needs of users. By prioritizing collaboration and clarity, BDD ensures that all parties involved have a shared vision for the software being developed. -
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Playwright
Playwright
FreePlaywright is compatible with all contemporary rendering engines, such as Chromium, WebKit, and Firefox. It enables testing across various operating systems like Windows, Linux, and macOS, whether locally or in continuous integration environments, and can operate in both headless and headed modes. The framework ensures that actions are only performed once elements are ready for interaction, and it includes a comprehensive set of introspection events. This synergy effectively removes the reliance on artificial timeouts, which are a common source of unreliable tests. Additionally, Playwright's assertions are tailored for the dynamic nature of the web, automatically reattempting checks until the specified criteria are fulfilled. Users can customize their test retry strategies and capture execution traces, videos, and screenshots to further mitigate instability. In terms of architecture, browsers execute web content from different origins in separate processes, allowing Playwright to align with modern browser frameworks and conduct tests out-of-process. This design choice helps to avoid the usual constraints associated with in-process test runners, ultimately enhancing testing efficiency and reliability. As a result, Playwright emerges as a robust solution for developers seeking to streamline their testing processes. -
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pytest-cov
Python
FreeThis plugin generates detailed coverage reports that offer more functionality compared to merely using coverage run. It includes support for subprocess execution, allowing you to fork or run tasks in a subprocess while still obtaining coverage seamlessly. Additionally, it integrates with xdist, enabling the use of all pytest-xdist features without sacrificing coverage reporting. The plugin maintains consistent behavior with pytest, ensuring that all functionalities provided by the coverage package are accessible either via pytest-cov's command line options or through coverage's configuration file. In rare cases, a stray .pth file might remain in the site packages after execution. To guarantee that each test run starts with clean data, the data file is cleared at the start of testing. If you wish to merge coverage results from multiple test runs, you can utilize the --cov-append option to add this data to that of previous runs. Furthermore, the data file is retained at the conclusion of testing, allowing users to leverage standard coverage tools for further analysis of the results. This additional functionality enhances the overall user experience by providing better management of coverage data throughout the testing process. -
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XCTest
Apple
FreeDevelop and execute unit tests, performance tests, and UI tests for your Xcode project by utilizing the XCTest framework, which allows for the seamless integration of these tests within Xcode's testing ecosystem. These tests are designed to validate that specific conditions hold true during the execution of code, and in instances where these conditions fail, they will log the failures along with optional messages for clarity. Additionally, performance tests are capable of assessing the efficiency of code blocks to identify potential regressions, while UI tests interact with the application's interface to ensure that user interaction flows function correctly. Each test method is a focused, self-contained function aimed at evaluating a distinct portion of your code, while a test case is comprised of multiple related test methods organized to collectively assess the codeâs behavior. To ensure that your code meets the expected standards, you should incorporate these test cases and methods into a designated test target, which is essential for confirming code reliability. The XCTest framework serves as the primary class responsible for defining these test cases, managing their execution, and facilitating performance tests, ultimately providing a comprehensive approach to ensure code integrity. By implementing these structured testing strategies, developers can enhance the overall quality and reliability of their applications. -
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Cypress
Cypress.io
FreeEnd-to-end testing of any web-based application is fast, simple and reliable. -
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Roost.ai
Roost.ai
Roost.ai is an advanced software testing platform that utilizes generative AI and prominent large language models such as GPT-4, Gemini, Claude, and Llama3 to automate the creation of unit and API test cases, guaranteeing complete test coverage. The platform integrates effortlessly with popular DevOps tools like GitHub, GitLab, Bitbucket, Azure DevOps, Terraform, and CloudFormation, allowing for automated updates to tests in response to code alterations and pull requests. It accommodates a variety of programming languages, including Java, Go, Python, Node.js, and C#, while also being capable of generating tests for multiple frameworks such as JUnit, TestNG, pytest, and Go's standard testing package. Additionally, Roost.ai enables the on-demand creation of temporary test environments, which simplifies acceptance testing and minimizes the time and resources needed for quality assurance. By automating monotonous testing processes and improving overall test coverage, Roost.ai allows development teams to prioritize innovation and speed up their release cycles, ultimately enhancing productivity and efficiency in software development. This innovative approach to testing not only streamlines workflows but also contributes to higher quality software products. -
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Catch2
Catch2
FreeCatch2 serves primarily as a unit testing framework tailored for C++, yet it also incorporates fundamental micro-benchmarking capabilities and straightforward BDD macros. Its primary strength lies in its user-friendly and intuitive design. Test identifiers do not require adherence to valid naming conventions, assertions resemble standard C++ boolean expressions, and the use of sections allows for a localized approach to managing setup and teardown code within tests. Currently, you are working on the devel branch where version 3 is under development. This upcoming version introduces several major updates, the most notable being that Catch2 transitions from a single-header library to a conventional library structure featuring multiple headers and a separately compiled implementation. Getting started is quick and straightforward; you only need to download two files, integrate them into your project, and you're ready to go, all without any external dependencies. As long as your environment supports C++14 and includes the C++ standard library, you can write test cases as self-registering functions or methods if that suits your style. This flexibility in coding approaches enhances the framework's usability for various programming preferences. -
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Nightwatch.js
Nightwatch.js
FreeNightwatch.js offers a user-friendly, comprehensive End-to-End testing framework specifically designed for web applications and websites, leveraging Node.js for its functionality. It operates using the W3C WebDriver API to control browsers and execute commands and assertions on DOM elements efficiently. The framework boasts a straightforward yet robust syntax that allows developers to quickly create tests utilizing JavaScript (Node.js) along with CSS or Xpath selectors, while also providing support for TypeScript. With an integrated command-line test runner, Nightwatch.js can execute tests either in a sequential manner or in parallel, complete with features for retries and implicit waits. Additionally, it facilitates the organization of test suites through grouping and tagging capabilities. Nightwatch.js also automates the management of Selenium or WebDriver services, such as ChromeDriver, GeckoDriver, Edge, and Safari, running them in a separate child process for enhanced performance. Furthermore, it includes a fluent Page Object Model support, which simplifies the structuring of elements and sections, ensuring that both CSS and Xpath selectors are accommodated seamlessly. This combination of features makes Nightwatch.js a versatile choice for developers looking to implement efficient testing strategies in their projects. -
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Cucumber
SmartBear
Ensure that your executable specifications align with your code across any contemporary development framework. Cucumber Open, boasting over 40 million downloads, stands as the leading automation tool for Behavior-Driven Development globally. Not only is Cucumber Open open source, but it also functions as an adaptable platform that integrates effortlessly with the tools you already utilize and prefer. It is compatible with various languages, including Java, JavaScript, Ruby, and .NET, among others. You can organize plain text specifications right next to your code within your own source control system. Articulate the expected behavior of the system in a manner that is accessible to all stakeholders. Automate processes using Selenium, API requests, or direct function calls within the same execution context. Produce reports in formats such as HTML and JSON, or even create custom reporting solutions. Cucumber Open allows for integration with CucumberStudio, JIRA, or the development of your own plugins. It serves as a bridge between business teams and developers through the principles of BDD. By implementing test automation, you can significantly reduce the need for rework. Additionally, gain immediate insights through dynamic documentation that evolves with your project. It also offers seamless compatibility with Git for version control, making collaboration a breeze. This versatility not only enhances productivity but also fosters better communication among teams. -
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With a suite observability tools, you can confidently evaluate, test and ship LLM apps across your development and production lifecycle. Log traces and spans. Define and compute evaluation metrics. Score LLM outputs. Compare performance between app versions. Record, sort, find, and understand every step that your LLM app makes to generate a result. You can manually annotate and compare LLM results in a table. Log traces in development and production. Run experiments using different prompts, and evaluate them against a test collection. You can choose and run preconfigured evaluation metrics, or create your own using our SDK library. Consult the built-in LLM judges to help you with complex issues such as hallucination detection, factuality and moderation. Opik LLM unit tests built on PyTest provide reliable performance baselines. Build comprehensive test suites for every deployment to evaluate your entire LLM pipe-line.
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Selenium enables the automation of web browsers, and the possibilities it presents are entirely in your hands. While its primary use is for testing web applications, its utility extends well beyond that scope. Repetitive web-based administrative tasks can also be automated effectively, making your workflow more efficient and less tedious. For those looking to develop comprehensive browser-based regression automation suites and distribute scripts across various environments, Selenium WebDriver is the ideal choice, offering a set of language-specific bindings to control a browser as intended. Alternatively, if you are interested in quickly creating bug reproduction scripts or enhancing exploratory testing through automation, Selenium IDE serves as a convenient tool; this is a browser add-on for Chrome and Firefox that provides straightforward record-and-playback functionality for user interactions. Furthermore, if your goal involves scaling your testing processes by executing tests across multiple machines and managing diverse environments from a centralized interface, Selenium can accommodate those needs as well. Ultimately, the versatility of Selenium allows for a broad range of automation possibilities tailored to fit various requirements.
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AgitarOne
Agitar Technologies
The AgitarOne product suite empowers you to enhance safety, efficiency, and intelligence in the development and upkeep of your Java applications. The AgitarOne JUnit Generator produces comprehensive JUnit tests for your code, which aids in identifying regressions and streamlines the process of improving your code while minimizing maintenance costs. Additionally, AgitarOne Agitator assists developers in grasping their code's behavior during the writing phase, effectively helping to avoid bugs and reduce code complexity that could lead to future maintenance challenges. The AgitarOne family stands out as the premier solution for creating, utilizing, and managing the unit tests essential for achieving true agility in development. With its automated JUnit generation feature, you can establish a protective "safety net" before you begin modifying existing code, ensuring greater reliability and stability in your projects. This proactive approach not only saves time but also fosters a more confident coding environment. -
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TAST, Test Automation System tool is a cloud-based framework that allows businesses to optimize their test automation from the End User's perspective. It is simple to use, and the graphical interface allows you to define automated test cases across all technological platforms. TAST automates: *Cross Browser testing *Mobile testing *DDBB testing: Oracle, PostgreSQL, MySQL, Db2. *File testing: txt, pdf, word, excel, csv, xml. *Mainframe testing: AS400. Host *API testing *Interface testing. *Remote Server testing. Types of tests that you can automate using TAST: *Integration *Functional *System: Regressive, stress, load, parallel *Acceptance *A/B.
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DeepEval
Confident AI
FreeDeepEval offers an intuitive open-source framework designed for the assessment and testing of large language model systems, similar to what Pytest does but tailored specifically for evaluating LLM outputs. It leverages cutting-edge research to measure various performance metrics, including G-Eval, hallucinations, answer relevancy, and RAGAS, utilizing LLMs and a range of other NLP models that operate directly on your local machine. This tool is versatile enough to support applications developed through methods like RAG, fine-tuning, LangChain, or LlamaIndex. By using DeepEval, you can systematically explore the best hyperparameters to enhance your RAG workflow, mitigate prompt drift, or confidently shift from OpenAI services to self-hosting your Llama2 model. Additionally, the framework features capabilities for synthetic dataset creation using advanced evolutionary techniques and integrates smoothly with well-known frameworks, making it an essential asset for efficient benchmarking and optimization of LLM systems. Its comprehensive nature ensures that developers can maximize the potential of their LLM applications across various contexts. -
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TestComplete
SmartBear
$4,836Elevate the quality of your software applications without compromising on speed or flexibility by utilizing an intuitive GUI test automation solution. Our advanced AI-driven object recognition technology, combined with both script-based and scriptless options, provides an unparalleled experience for testing desktop, web, and mobile applications seamlessly. TestComplete features a smart object repository and accommodates over 500 controls, ensuring that your GUI tests remain scalable, resilient, and easy to update. By enhancing automation in quality assurance, you can achieve a higher standard of overall quality. You can also automate UI testing for a diverse array of desktop applications, such as .Net, Java, WPF, and Windows 10. Develop reusable tests applicable to all web applications, including contemporary JavaScript frameworks like React and Angular, across more than 2050 browser and platform configurations. Additionally, you can create and automate functional UI tests on both physical and virtual iOS and Android devices, all without the need to jailbreak your phone, making the process even more user-friendly. This comprehensive approach guarantees that your applications are not only tested thoroughly but also maintained effectively as they evolve. -
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Ranorex Studio
Ranorex
$3,590 for single-user licenseAll members of the team can perform robust automated testing on desktop, mobile, and web applications. This is regardless of whether they have any experience with functional test automation tools. Ranorex Studio is an all in one solution that provides codeless automation tools and a complete IDE. Ranorex Studio's industry-leading object recognition system and shareable object repository make it possible to automate GUI testing, regardless of whether you are using legacy applications or the latest mobile and web technologies. Ranorex Studio supports cross browser testing with integrated Selenium WebDriver integration. Easy data-driven testing can be done using CSV files, Excel spreadsheets, or SQL database files. Ranorex Studio supports keyword-driven testing. Our tools for collaboration enable test automation engineers to create reusable code modules, and share them with their team. Get a 30-day free trial to get started with automation testing. -
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Appvance
Appvance.ai
Appvance IQ (AIQ), delivers transformative productivity gains and lower costs for both test creation and execution. It offers both AI-driven (fully automated tests) and 3rd-generation codeless scripting for test creation. These scripts are then executed using data-driven functional and performance, app-pen, and API testing -- both for web and mobile apps. AIQ's self healing technology allows you to cover all code with only 10% of the effort required by traditional testing systems. AIQ detects important bugs automatically and with minimal effort. No programming, scripting, logs, or recording are required. AIQ can be easily integrated with your existing DevOps tools, processes, and tools. -
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QUnit
QUnit
FreeQUnit is a robust and user-friendly JavaScript testing framework designed for simplicity. Its setup is hassle-free, requiring no configuration for Node.js projects and only minimal adjustments for those intended for browser use. You have the flexibility to execute your tests in various environments, whether itâs Node.js, a web browser, or even within a web worker. This allows you to validate your code in the context in which it operates. With adaptable APIs available for custom assertions, runners, and reporters, QUnit can be tailored to meet specific requirements. The onboarding process for QUnit in Node.js projects is swift and straightforward; just begin by installing the QUnit package via npm. Once installed, you can initiate the test suite using the QUnit CLI. Itâs advisable to execute the QUnit command through an npm script, which will seamlessly locate the QUnit command from your local dependencies. To enhance your understanding of how to organize tests and make assertions, refer to the API documentation. Additionally, QUnit adheres to the Node.js Long-term Support (LTS) schedule, ensuring it is compatible with current, active LTS, and maintenance LTS releases, thus providing long-term reliability for your projects. This commitment to support makes QUnit an ideal choice for developers seeking a dependable testing framework. -
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Screenster
Screenster
$100.00/month/ user When you engage with a web page, Screenster captures your interactions seamlessly. Thereâs no need for coding, referencing element IDs, or inserting checks and assertions. After recording your test, you can rerun it while allowing Screenster to enhance its performance. It automatically identifies parameters, and self-healing selectors are saved for every action taken. You can review and approve any alterations to the baseline, updating the default state of the user interface as needed. Additionally, you have the option to exclude specific UI elements from the comparison process. Forget about browser plugins, desktop installations, or complicated manuals; just enter a URL for a Screenster server and start your experience. Screenster is adept at detecting both visual and content modifications, utilizing advanced algorithms to compare test outcomes against the baseline and identify new, removed, or modified elements. Its intelligent selectors can effortlessly track moved or altered page components. Furthermore, Screenster intelligently adjusts timeouts and employs AI to determine the optimal moment to proceed to the next action. You can choose to execute your tests on our cloud platform or opt to download and install Screenster Server locally for on-premise use. Not only does Screenster simplify the testing process, but it also enhances efficiency and accuracy, making it an invaluable tool for developers and testers alike. -
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OpenTest
OpenTest
FreeOpenTest is a versatile and open-source framework designed for functional test automation across web applications, mobile platforms, and APIs, prioritizing scalability and adaptability to support mainstream automation practices. This comprehensive tool is accessible to users with minimal programming experience and is capable of managing a wide array of functional testing projects. By utilizing keywords as high-level components, it simplifies the complexities of technology, allowing users to create clear, concise, and maintainable tests effortlessly. No programming expertise is necessary, enabling a broader audience to participate in testing. You can execute multiple test sessions concurrently, constrained only by your hardware capabilities, and when local resources are fully utilized, additional test actors can be deployed in the cloud. Furthermore, JavaScript can be seamlessly integrated at any point within your keyword-driven tests to accommodate intricate testing scenarios. Additionally, tests can be executed repeatedly with various data sets stored in separate files, enhancing the framework's flexibility and efficiency. This makes OpenTest an excellent choice for teams looking to streamline their testing processes while ensuring thorough coverage of complex functionalities. -
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Momentic
Momentic
Our AI takes on the challenging tasks of identifying elements, reasoning through assertions, performing visual comparisons, and even creating complete tests for you. Unlike traditional methods that rely on XPath or CSS selectors, our AI identifies elements by analyzing their visual characteristics and accessibility features. You can formulate assertions from any logical statement or visual scenario that you encounter. Record your testing interactions and allow Momentic to construct the corresponding tests on your behalf. The Momentic application enables you to build and execute tests locally during your development process, eliminating the necessity to deploy your application. You can conveniently save Momentic tests within your codebase and ensure they remain updated throughout the development cycle. Additionally, Momentic efficiently monitors ongoing requests and patiently waits for their completion. You can execute custom JavaScript to configure the testing environment, providing access to libraries such as Moment and Axios, which further enhance your testing capabilities. With Momentic, streamlining your testing workflow has never been easier. -
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Karate
Karate
FreeKarate stands out as the sole open-source tool that integrates API test automation, mocks, performance testing, and UI automation into one cohesive framework. Its BDD syntax, inspired by Cucumber, remains language-neutral and accessible, making it easy for individuals without programming backgrounds to use. With built-in assertions and HTML reporting, it enhances the testing experience, and its capability to run tests in parallel significantly boosts efficiency. Additionally, for teams that prefer not to work with Java, a cross-platform standalone executable is available, eliminating the need for code compilation. Users can simply write tests using a clear and straightforward syntax tailored for HTTP, JSON, GraphQL, and XML. Notably, Karate allows the combination of API and UI test automation within the same script, offering great flexibility. Whatâs particularly impressive is that JSON is treated as a 'first-class citizen' in the syntax, enabling users to articulate payloads and expected data without the necessity of double quotes or enclosing JSON field names in quotes. Furthermore, there's no requirement to escape characters, a common hassle in Java or other languages, thereby simplifying the testing process. This user-friendly approach significantly reduces the barriers to effective testing and promotes wider adoption among teams. -
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HUnit
Hackage
FreeHUnit serves as a unit testing framework tailored for Haskell, drawing inspiration from the widely used JUnit framework within the Java ecosystem. Users who are already acquainted with Haskell will find HUnit straightforward to adopt, even if they lack prior experience with JUnit. A development approach that prioritizes testing proves to be most efficient when the process of creating, modifying, and running tests is seamless. JUnit was instrumental in introducing test-first development practices in Java, and HUnit functions as its counterpart for Haskell, a language known for its purely functional paradigm. Like JUnit, HUnit allows developers to effortlessly craft tests, assign names, organize them into suites, and run them while the framework automatically validates the outcomes. The test specification in HUnit boasts greater conciseness and flexibility compared to JUnit, which is a direct benefit of Haskell's design. Although HUnit currently supports a text-based test controller, it is structured to facilitate straightforward extensions in the future. To maximize efficiency, it is recommended to run the tests collectively as a suite. -
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Mockito
Mockito
FreeMockito is a highly regarded mocking framework that is celebrated for its user-friendly nature. It allows developers to create elegant tests through a straightforward and intuitive API. One of the standout features of Mockito is that it helps avoid confusion, as the resulting tests are easy to read and the verification errors it generates are clear and concise. For those interested, further information can be found regarding its features and the reasons behind its popularity. It consistently ranks among the top Java libraries, transcending just the realm of testing tools. A comprehensive analysis conducted in late 2013 examined 30,000 GitHub projects, revealing that while Mockito achieved the 9th spot in the overall rankings, it is important to note that both mockito-core and mockito-all refer to the same tool, effectively placing Mockito at an impressive 4th positionâoutperforming well-known libraries like Guava and Spring. This analysis serves as a testament to the significant influence Mockito has on Java unit testing practices each day, illustrating its widespread adoption and importance in the development community. The ongoing relevance of Mockito in modern software development cannot be overstated. -
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dotCover
JetBrains
$399 per user per yeardotCover is a powerful code coverage and unit testing tool designed for .NET that seamlessly integrates into Visual Studio and JetBrains Rider. This tool allows developers to assess the extent of their code's unit test coverage while offering intuitive visualization features and is compatible with Continuous Integration systems. It effectively calculates and reports statement-level code coverage for various platforms including .NET Framework, .NET Core, and Mono for Unity. As a plug-in to popular IDEs, dotCover enables users to analyze and visualize coverage directly within their coding environment, facilitating the execution of unit tests and the review of coverage outcomes without having to switch contexts. Additionally, it boasts support for customizable color themes, new icons, and an updated menu interface. Bundled with a unit test runner shared with ReSharper, another JetBrains product for .NET developers, dotCover enhances the testing experience. It also supports continuous testing, allowing it to dynamically identify which unit tests are impacted by code modifications as they occur. This real-time analysis ensures that developers can maintain high code quality throughout the development process. -
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ReadyAPI
SmartBear
$644 per yearThe ReadyAPI platform enhances the speed of functional, security, and load testing for various web services such as RESTful, SOAP, and GraphQL, seamlessly integrating into your CI/CD pipeline. This powerful tool enables teams to efficiently create, oversee, and execute automated tests for functionality, security, and performance all from a single, user-friendly interface, thereby improving API quality for both Agile and DevOps teams. Users can easily initiate their testing processes by importing API specifications such as OAS (Swagger) or WSDLs, monitoring and recording live API interactions, or virtualizing web services to eliminate dependencies within their pipelines. Additionally, it allows for the creation of extensive, data-driven functional API tests without the burdensome upkeep of scripts. You can also design load, stress, and spike tests to ensure that your API can withstand the demands of real-world traffic scenarios. Furthermore, the platform helps safeguard your APIs from various vulnerabilities, including XSS, malformed XML, and SQL injection attacks with each deployment. By virtualizing different web services like RESTful, SOAP, TCP, and JMS, teams can streamline their testing processes and significantly reduce dependencies in their pipeline. This comprehensive approach not only enhances testing efficiency but also fosters a more robust development environment. -
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Typemock
Typemock
$479 per license per yearUnit testing made simple: You can write tests without modifying your existing code, including legacy systems. This applies to static methods, private methods, non-virtual methods, out parameters, and even class members and fields. Our professional edition is available at no cost for developers globally, alongside options for paid support packages. By enhancing your code integrity, you can consistently produce high-quality code. You can create entire object models with just a single command, enabling you to mock static methods, private methods, constructors, events, LINQ queries, reference arguments, and more, whether they are live or future elements. The automated test suggestion feature tailors recommendations specifically for your code, while our intelligent test runner efficiently executes only the tests that are impacted, providing you with rapid feedback. Additionally, our coverage tool allows you to visualize your code coverage directly in your editor as you develop, ensuring that you keep track of your testing progress. This comprehensive approach not only saves time but also significantly enhances the reliability of your software. -
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NUnit
.NET Foundation
NUnit serves as a unit-testing framework compatible with all .Net languages, having originally been adapted from JUnit. The latest production release, version 3, has undergone a complete overhaul, introducing numerous features and accommodating a diverse array of .NET platforms. As a member of the .NET Foundation, the NUnit Project benefits from guidance and support aimed at securing its future. The achievement of NUnit is attributed to the diligent efforts of countless contributors and team members, with the Core Team expressing gratitude for the invaluable assistance and contributions that have propelled NUnit to its current level of success. As of the latest statistics, various NUnit packages have amassed over 126 million downloads on NuGet.org, a milestone made possible by the commitment of numerous volunteers who generously share their expertise and time. Additionally, NUnit is classified as Open Source software, and version 3 is distributed under the MIT license, ensuring its accessibility and collaborative development. Such community involvement underscores the project's importance and fosters continued innovation within the .NET ecosystem. -
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unittest
Python
FreeThe unittest framework for unit testing was influenced by JUnit and shares characteristics with other prominent unit testing frameworks across various programming languages. It offers features like test automation, the ability to share setup and teardown procedures, the grouping of tests into collections, and ensures that tests operate independently from the reporting framework. A test fixture is essential for preparing the environment required for one or more tests, along with any necessary cleanup processes, which might include setting up temporary databases, creating directories, or initiating server processes. A test suite serves as a compilation of test cases and other test suites, designed to group tests that should be run together. Meanwhile, a test runner acts as a mechanism to manage the execution of tests and communicate the results to the user. This runner can function through a graphical interface, a command-line interface, or may return a specific value to reflect the outcomes of the tests executed. Overall, the unittest framework simplifies the testing process while promoting organized and efficient test execution. -
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MockK
MockK
FreeMocking serves as an effective method to enhance the readability and maintainability of code during testing. In a series of three articles, I aim to explore the foundational concepts, features, and unique aspects of the MockK library. This innovative open-source library, available on GitHub, is dedicated to simplifying the mocking process in Kotlin. When it comes to property injection, the library first attempts to align properties by their names, followed by matching them based on class or superclass hierarchies. For further customization, users can refer to the lookupType parameter. Notably, property injection continues to function even when private visibility is enforced. Additionally, when selecting constructors for injection, the library prioritizes those with the highest number of arguments, proceeding to those with fewer. This thoughtful design enhances the user experience and flexibility in testing scenarios. -
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Zoho QEngine
Zoho
$101.57 per monthConsolidate all your test cases in a single platform using Zoho QEngine, which offers a blend of no-code, low-code, and conventional coding options. You can create, develop, manage, and execute automated functional tests while fostering collaboration within your team. This comprehensive test automation software equips you with all the necessary tools to effectively oversee your entire testing lifecycle. Zoho QEngine is designed for testing web applications across various browsers, enabling you to build and manage automated test cases for web applications up to ten times faster with minimal coding or no-code requirements. The simplicity of automated testing for web applications is enhanced with Zoho QEngine. Additionally, it provides essential features like mobile emulators, simulators, Appium compatibility, and access to real devices, ensuring that your mobile test cases adhere to quality benchmarks. Furthermore, you can test, validate, manage, and automate all types of API requests and responses through Zoho QEngine's user-friendly cloud-based API testing software. With its interoperability capabilities, Zoho QEngine delivers the comprehensive functionalities you need in a robust testing tool, making it an indispensable asset for developers and testers alike. -
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Testable
Testable
$99 per monthEnjoy a unified testing experience across various test types. You can utilize the same test scripts regardless of whether you're assessing a web application on numerous browser, operating system, and device combinations, checking the functionality of your APIs, or conducting extensive load tests. Our enterprise-ready SaaS platform, hosted in the cloud by Testable, enables you to execute tests either in the cloud or on-premises with your preferred open-source tools, while we manage the test execution, real-time reporting, detailed analysis, and secure storage in the cloud. Additionally, you have the option to securely deploy our testing platform on your own infrastructure, safeguarded behind your firewall. With modern, scalable, and flexible packaging options, including a convenient one-click Kubernetes Helm package, you can run functional tests across multiple browsers, OS, and devices in a single test run. Furthermore, you will have access to a real-time report that showcases live interactive sessions, videos for each virtual user, screenshots, assertions, performance metrics, trend analysis, and a wealth of additional insights to enhance your testing process. This comprehensive approach ensures that you have everything you need to optimize your testing efforts effectively. -
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JUnit 5 represents the evolution of the JUnit framework, aiming to establish a modern foundation for testing on the JVM that caters to developers. It emphasizes compatibility with Java 8 and later versions while also supporting various testing methodologies. We encourage our users to back our efforts, as your contributions would allow us to maintain momentum. Our commitment to JUnit will persist, regardless of the level of financial support we receive, but additional backing would enable us to concentrate our efforts more effectively rather than just working on it during our free time. For instance, we aspire to hold regular meetings and collaborate closely for several days, which would facilitate quicker progress through in-person design and coding sessions. By contributing, you can help turn this vision into a reality while enhancing the overall development process!
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Appium
The JS Foundation
Appium serves as an open-source framework designed for automating tests on native, hybrid, and mobile web applications. It interfaces with apps on iOS, Android, and Windows platforms through the WebDriver protocol. The foundation of Appium rests on the principle that testing native applications should not necessitate integrating an SDK or recompiling the application. Moreover, it allows users to utilize their preferred testing methodologies, frameworks, and tools. As a community-driven open-source initiative, Appium has made strategic design choices to foster active contributions from developers. The framework's goal is to enable automation for any mobile application using any programming language and testing framework, while providing complete access to back-end APIs and databases through test scripts. You can create tests with your favorite development tools across various programming languages, enhancing flexibility, and likely even more options with the help of the Selenium WebDriver API and dedicated client libraries for different languages. This versatility makes Appium a popular choice among developers looking for robust mobile application testing solutions. -
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PowerMock
PowerMock
FreeCreating unit tests can be a challenging endeavor, and at times, it may require compromising good design principles solely to enhance testability. While good design often aligns with improved testability, this correlation does not hold true in every situation. For instance, the use of final classes and methods can become problematic, with private methods occasionally needing to be altered to protected or shifted to a collaborator unnecessarily. Additionally, static methods are best avoided altogether due to the constraints imposed by various frameworks. PowerMock is a robust framework that supplements other mocking libraries, such as EasyMock, offering enhanced capabilities. Through the utilization of a custom classloader and bytecode manipulation, PowerMock allows for the mocking of static methods, constructors, final classes, private methods, and the removal of static initializers, among other features. Importantly, because it employs a custom classloader, users can integrate it without needing to modify their IDEs or continuous integration systems, thus streamlining the process of implementation. Ultimately, the ability to mock such diverse elements can significantly improve the flexibility and effectiveness of unit testing efforts. -
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Rainforest QA
Rainforest QA
$200.00/month Modern software teams can automate their tests without writing code. Rainforest QA allows developers and product managers to automate and maintain end tests within any CI/CD pipeline. In five minutes or less, you can create your first test. Product builders should be able to control product quality. Rainforest allows anyone on your team to write, run, maintain, and triage automated UI tests. You can use our API, CLI or one of our direct connections with popular CI tools. Rainforest has everything you need to get started immediately. -
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AWS Device Farm
Amazon
AWS Device Farm is a service designed for application testing that enhances the quality of both web and mobile applications by allowing users to conduct tests across a wide variety of desktop browsers and actual mobile devices, all without the need to set up or manage any testing infrastructure. This service permits concurrent execution of tests on numerous desktop browsers or physical devices, thereby accelerating the overall testing process, and it produces videos and logs that facilitate the quick identification of any issues within your application. You can evaluate your app in parallel on a vast array of real devices hosted in the AWS Cloud, utilizing one of the built-in frameworks for testing without the necessity to create or maintain test scripts, or you can opt for a supported automation testing framework. Engage with devices in real time through gestures, swipes, and interactions directly from your web browser, and seamlessly run your Selenium tests concurrently across various versions of Chrome, Internet Explorer, and Firefox available in the AWS Cloud, ensuring comprehensive coverage and efficient testing practices. With AWS Device Farm, you can significantly streamline your testing workflow while ensuring your applications meet high-quality standards. -
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Gauge
ThoughtWorks
FreeGauge is an open-source framework that allows you to write and run acceptance tests. Gauge tests can be written in Markdown, which makes it easier to maintain and write them. Reuse specifications and robust, refactoring will reduce duplication. A test suite that is less code and has readable specifications will save you time and effort. Gauge can be used with multiple languages, CI/CD tools, and automation drivers. To get your test automation tool working for you, you don't need to learn a new language. Gauge's plugin architecture and ecosystem is robust. Gauge can be easily extended to support IDEs, drivers and datasources. Do not waste your time looking through stacktraces. Gauge will take a screenshot of a test failure to give you a clear picture of what went wrong. Reports can be accessed in multiple formats (XML and JSON, HTML). -
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Klaros-Testmanagement
verit Informationssysteme GmbH
$30 per user/month Klaros-Testmanagement is a proven and popular tool from Germany which is developed since 2009 and used worldwide by large and small teams to plan and execute their testing activities. The functional scope includes all aspects of the test process, including test planning, test creation and execution, assignment and evaluation, report creation and test evaluation. Many tools, such as JIRA and Redmine, GitLab and GitLab, have interfaces to requirements and defect management systems, continuous integration and test automation. These interfaces can also be used for performance analysis, Selenium and JUnit. The software is available in two versions: a Community Edition and an Enterprise Edition. Both editions include comprehensive support and can be installed on a server or as a cloud service.