API testing 11

AI-powered test automation platform for web, mobile, API, and desktop applications.
Testnut is an AI-powered test automation platform that simplifies testing for web, mobile, API, and desktop applications. It seamlessly integrates with CI/CD pipelines, reduces flaky tests, and accelerates release cycles. Testnut provides testing solutions and support, helping users with software, mobile, and API testing tools.

AI assistant for developers with ChatGPT and 30+ mini-devtools.
DevKit is an AI assistant for developers that combines ChatGPT with 30+ mini-devtools to help solve problems related to public APIs, databases, code generation, and more. It aims to save developers time by providing essential tools in one place.

AI-powered mock API creation for rapid development and testing.
Celerforge is an AI-powered platform designed for creating mock APIs at lightning speed. It offers a free RESTful API simulator, JSON server, and testing environment to accelerate development with instant fake data generation. It allows users to mock RESTful APIs, create JSON servers, and utilize a free online API server for HTTP mock services. It serves as a REST API simulator, fake API generator, dummy API service, API mocking tool, test API environment, RESTful endpoint simulator, mock data generator, API prototyping tool, temporary API server, development API mock, online API tester, fake JSON server, RESTful API sandbox, API simulation platform, mock backend service, and API testing environment.

AI-powered testing automation platform for efficient, low-code end-to-end software testing.
BotGauge is a Gen AI-powered testing automation platform designed to enhance testing efficiency, reduce costs, and accelerate time-to-market. It uses AI test agents to automate UI, functional, API, and database testing. The platform enables anyone to automate end-to-end tests, even without coding experience, by generating test cases from PRDs, UX screens, and documents.

Free macOS API testing app with AI integration, focused on REST APIs and data security.
Aspen is a free-to-use API testing app for macOS that requires no login. It is specifically designed for testing REST APIs and uses AI to assist with integrations by generating data models, OpenAPI Specs, and integration code. Aspen prioritizes data security by performing all operations locally, ensuring no data is stored externally.

A user-friendly command-line HTTP client for API testing and interaction.
HTTPie is a command-line HTTP client designed to make API interaction simple and intuitive. It's used for testing, debugging, and interacting with HTTP servers, RESTful APIs, and web services. HTTPie is available as a terminal application and a web & desktop application, offering user-friendliness and powerful features for developers.

KushoAI is an AI agent for API testing, generating test suites in minutes.
KushoAI is an AI Agent for API testing. It generates an exhaustive test suite for your API in 2 minutes by inputting an API spec and provides functional tests covering real-world scenarios. These tests can be run with AI-generated assertions in a single click. KushoAI transforms inputs into a comprehensive ready-to-run test suite, testing both web interfaces and backend APIs. It helps automate workflows, write AI-driven tests, and serves numerous companies.

Stateful API sandboxes for testing AI agents and integrations
Archal is a testing platform that provides isolated, stateful sandboxes for APIs used by coding agents and integration workflows. It simulates services such as GitHub, Slack, Linear, Stripe, Datadog, Supabase, and others through REST and MCP interfaces. Developers can create a sandbox with a known starting state, run tasks, inspect requests and mutations, and reset environments for repeatable testing without production accounts, rate limits, or persistent test data.

AI-powered end-to-end testing platform for visual and functional testing.
Applitools is an AI-powered end-to-end testing platform that combines Visual AI with GenAI and no-code approaches to maximize test coverage while automating maintenance and reducing false positives. It offers solutions for visual testing, functional testing, API testing, accessibility testing, and cross-browser/device testing. The platform helps teams create, validate, execute, and analyze tests efficiently, reducing costs and improving software quality.

AI-powered test automation tool using plain English for simplified software testing.
testRigor is an AI-Based Test Automation Tool that allows users to build test automation using plain English. It is designed for end-to-end test cases and aims to simplify software testing. The tool translates high-level instructions into specific steps, offering features like AI testing, no-code testing, and support for web, mobile, desktop, and mainframe testing.

An API platform for developing, testing, managing, and securing APIs.
Postman is an API development platform for designing, building, testing, managing, and distributing APIs. It provides tools for API clients, collections, specifications, mock servers, automated testing, monitoring, documentation, and team collaboration. Its agent-focused tools include Agent Mode, Postman CLI, and the Postman MCP Server, while Context Graph gives agents structured information about APIs and their relationships. Postman also offers API governance and security capabilities, including Passport for brokering API access without exposing secrets.