Go 20 JavaScript 13 TypeScript 12 Python 6 Java 5 C# 5 Rust 4 Emacs Lisp 4 C 2 Lua 2

Automated API Testing Tools 25 Desktop API Clients 19 CLI Tools 18 Web-Based API Clients 17 IDE Extensions 14 Overall Best Postman Alternative 5 API Design & Documentation 3

1. [Apidog](https://apidog.com/) 5 22. [REST Client](https://marketplace.visualstudio.com/items?itemName=humao.rest-client) 2 25. [Verb](https://github.com/federicotdn/verb) 2 52. [k6](https://k6.io/) 2 51. [HttpRunner](https://httprunner.com/) 2 27. [kulala.nvim](https://github.com/akshayKrSingh/kulala.nvim) 2 43. [Tavern](https://taverntesting.github.io/) 2 41. [Hurl](https://hurl.dev/) 2 19. [Milkman](https://github.com/warmuuh/milkman) 2 5. [RecipeUI](https://recipeui.com/) 2 9. [Testfully](https://testfully.io/) 2 39. [ATAC](https://github.com/daveshanley/atac) 2 17. [Nightingale REST Client](https://nightingale.rest/) 2 12. [Insomnia](https://insomnia.rest/) 2 20. [Wuzz](https://github.com/asciimoo/wuzz) 2 53. [Artillery](https://www.artillery.io/) 2 31. [grpcurl](https://github.com/fullstorydev/grpcurl) 2 7. [Prestige](https://prestige.dev/) 2 24. [Restclient.el](https://github.com/pashky/restclient.el) 2 3. [Restfox](https://restfox.dev/) 2 11. [Bruno](https://www.usebruno.com/) 2 37. [evans](https://evans.syfm.me/) 2 14. [Yaak](https://yaak.app/) 2 2. [Hoppscotch](https://hoppscotch.io/) 2 46. [runn](https://github.com/k1LoW/runn) 2 45. [pyresttest](https://github.com/svanoort/pyresttest) 2 34. [curlie](https://github.com/rs/curlie) 2 16. [Pororoca](https://pororoca.io/) 2 23. [RESTClient for Firefox](https://github.com/chao/RESTClient) 2 29. [curl](https://curl.se/) 2 44. [Venom](https://github.com/ovh/venom) 2 40. [Step CI](https://stepci.com/) 2 6. [Yaade](https://yaade.io/) 2 18. [ezy](https://ezy.dofr.com/) 2 55. [Stoplight Studio](https://stoplight.io/studio) 2 28. [HTTP Client](https://www.jetbrains.com/help/idea/http-client-in-product-code-editor.html) 2 4. [Firecamp](https://firecamp.io/) 2 47. [scenarigo](https://github.com/zoncoen/scenarigo) 2 15. [API Dash](https://apidash.dev/) 2 36. [ain](https://github.com/jonaslu/ain) 2 26. [Rest.nvim](https://github.com/rest-nvim/rest.nvim) 2 10. [HTTPBox](https://httpbox.io) 2 32. [xh](https://github.com/ducaale/xh) 2 49. [Dredd](https://dredd.org/) 2 42. [Karate](https://github.com/karatelabs/karate) 1 35. [HttpRepl](https://github.com/dotnet/HttpRepl) 1 54. [Swagger Editor](https://editor.swagger.io/) 1 30. [HTTPie](https://httpie.io/) 1 50. [abao](https://github.com/cybertk/abao) 1 33. [posting](https://github.com/barthap/posting) 1 38. [httpYac](https://github.com/AnWeber/httpyac) 1 48. [Schemathesis](https://schemathesis.readthedocs.io/) 1 8. [Requestly](https://requestly.io/) 1 13. [Insomnium](https://insomnium.rest/) 1

http 26 testing 22 api 20 api-testing 19 http-client 19 api-client 18 curl 17 grpc 15 cli 14 graphql 14 websocket 13 load-testing 13 developer-tools 12 rest 11 testing-tools 11 rest-api 10 golang 10 go 8 swagger 8 integration-testing 8 postman 8 terminal 7 api-rest 7 rest-client 7 automation 7 grpc-client 6 typescript 6 javascript 6 openapi3 6 test-automation 5 pytest 5 httpie 5 client 5 openapi 5 mqtt 5 cli-app 4 pwa 4 tools 4 vue 4 performance 4 graphql-client 4 open-source 4 testing-framework 3 insomnia 3 automated-testing 3 intellij 3 python 3 vscode-extension 2 vscode 2 visual-studio-code 2