Katalon
AI-augmented test automation platform for web, mobile, API, and desktop testing
Postman
The API platform for building and testing APIs with AI-powered workflows
Apidog
All-in-one API design, debug, mock, test, and documentation platform
Keploy
Open-source AI agent that generates API and unit tests from real traffic
Speakeasy
Generate production-ready SDKs, MCP servers, and Terraform providers from OpenAPI
Perplexity
AI-powered answer engine with real-time web search and cited, source-backed responses
Greptile
AI codebase search and code review agent with deep semantic understanding of your repos
Stenography
AI codebase documenter that auto-generates plain-English explanations on every save
Hoppscotch
Open-source API development ecosystem for REST, GraphQL, WebSocket, MQTT, and more
Insomnia
Open-source API client with AI mock generation and native MCP server testing
Stoplight
Design-first API platform with visual OpenAPI editing, mocking, and governance