Apidog Design, test, and publish APIs all in one place. Reviews None yet Write one for Apidog Lowest paid plan $9 Basic, as of November 13, 2026 Free plan Not confirmed Free trial Not confirmed Public API Not confirmed Runs on Web, Windows, Mac, Linux Main features Visual API design API debugging Automated testing Bruno Bruno is the Git-native API client for REST, GraphQL, gRPC and Websocket. Reviews None yet Write one for Bruno Lowest paid plan $6 per user per month, billed annually Pro, as of November 13, 2026 Free plan YesFree trial 14 daysPublic API Not confirmed Hoppscotch An open-source API development ecosystem to create and test API requests. Reviews None yet Write one for Hoppscotch Lowest paid plan $6 per user per month, billed annually Business, as of November 13, 2026 Free plan YesFree trial Not confirmed Public API Not confirmed Runs on Mac, Windows, Linux, Web, CLI Insomnia An AI-native API collaboration platform with native Kong Konnect integration. Reviews None yet Write one for Insomnia Lowest paid plan $12 per user per month Pro, as of November 13, 2026 Free plan YesFree trial 14 daysPublic API Not confirmed Mintlify Self-updating documentation for startups, enterprises, and agents. Reviews None yet Write one for Mintlify Lowest paid plan $450 per month billed annually Pro, as of October 28, 2026 Free plan YesFree trial Not confirmed Public API YesPostman Go faster from API development to production with higher accuracy and fewer tokens. Reviews None yet Write one for Postman Lowest paid plan $9 per month, billed annually Solo, as of November 13, 2026 Free plan YesFree trial Not confirmed Public API YesRapidAPI for Mac A full-featured HTTP client to test and describe the APIs you build or consume. Reviews None yet Write one for RapidAPI for Mac Lowest paid plan Not confirmed Free plan YesFree trial Not confirmed Public API Not confirmed Runs on macOS Main features ReadMe Helping you create docs that make your APIs easy to use and maintain. Reviews None yet Write one for ReadMe Lowest paid plan $250 per month, billed annually Pro, as of October 28, 2026 Free plan YesFree trial YesPublic API YesSwagger Swagger brings API design, testing, and documentation together with AI-ready products. Reviews None yet Write one for Swagger Lowest paid plan $22.80 per user per month Individual, as of November 14, 2026 Free plan Not confirmed Free trial YesPublic API Not confirmed Runs on Web Thunder Client A lightweight REST API client for VS Code and JetBrains. Reviews None yet Write one for Thunder Client Lowest paid plan $3 per user per month, billed annually Starter, as of November 14, 2026 Free plan YesFree trial 14 daysPublic API Not confirmed