Web Directory

regex101 Development An online regex tester and debugger with real-time matching and plain-English explanations. Company Login Not required Mobile Supported Postman Development The de facto tool for API development and testing Company Login Optional Mobile Limited LM Studio AI Tools A desktop app for downloading and running open-weight language models locally, with a chat interface and a local API server. Company Login Not required Mobile Limited Hoppscotch Development Open-source API client for testing REST, GraphQL, and realtime endpoints in the browser. Company Login Optional Mobile Limited Bruno Development An open-source API client that stores collections as plain files. Company Login Not required Mobile Limited

Information and links are accurate as of the time of writing and may change. Always verify on the official site.