Go 21 JavaScript 16 TypeScript 15 Python 7 Java 6 C# 5 Rust 4 Emacs Lisp 4 C 2 Lua 2

Desktop API Clients 20 CLI Tools 18 Web-Based API Clients 16 Automated API Testing & Load Testing Tools 16 IDE Extensions 14 Automated API Testing Tools 11 Specialized API Clients (GraphQL, gRPC, WebSocket) 8 Overall Best Postman Alternative 6 Language-Specific API Testing Libraries 3 Apidog: the Overall Best Postman Alternative? 3 API Design & Documentation Tools 2 Awesome API Clients as Postman Alternatives 1 Proxy & Interception Tools 1 API Design & Documentation 1

1. [Apidog](https://apidog.com/) 6 18. [ezy](https://ezy.dofr.com/) 2 49. [Dredd](https://dredd.org/) 2 10. [HTTPBox](https://httpbox.io) 2 36. [ain](https://github.com/jonaslu/ain) 2 47. [scenarigo](https://github.com/zoncoen/scenarigo) 2 15. [API Dash](https://apidash.dev/) 2 4. [Firecamp](https://firecamp.io/) 2 52. [k6](https://k6.io/) 2 51. [HttpRunner](https://httprunner.com/) 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 53. [Artillery](https://www.artillery.io/) 2 7. [Prestige](https://prestige.dev/) 2 3. [Restfox](https://restfox.dev/) 2 46. [runn](https://github.com/k1LoW/runn) 2 45. [pyresttest](https://github.com/svanoort/pyresttest) 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 2. [Hoppscotch](https://hoppscotch.io/) 2 31. [grpcurl](https://github.com/fullstorydev/grpcurl) 1 39. [Newman](https://github.com/postmanlabs/newman) 1 34. [Wuzz](https://github.com/asciimoo/wuzz) 1 71. [Frisby.js](https://www.frisbyjs.com/) 1 20. [Wuzz](https://github.com/asciimoo/wuzz) 1 12. [Insomnia](https://insomnia.rest/) 1 17. [Nightingale REST Client](https://nightingale.rest/) 1 39. [ATAC](https://github.com/daveshanley/atac) 1 60. [grpcurl](https://github.com/fullstorydev/grpcurl) 1 25. [Restclient.el](https://github.com/pashky/restclient.el) 1 66. [WebSocket King](https://websocketking.com/) 1 22. [REST Client (Huachao)](https://marketplace.visualstudio.com/items?itemName=humao.rest-client) 1 38. [ATAC](https://github.com/daveshanley/atac) 1 12. [Bruno](https://www.usebruno.com/) 1 16. [API Dash](https://apidash.dev/) 1 55. [Stoplight Studio](https://stoplight.io/studio) 1 23. [RESTClient for Firefox](https://github.com/chao/RESTClient) 1 42. [Karate](https://github.com/karatelabs/karate) 1 13. [Insomnia](https://insomnia.rest/) 1 24. [Restclient.el](https://github.com/pashky/restclient.el) 1 72. [Chakram](https://github.com/dareid/chakram) 1 54. [Playwright](https://playwright.dev/docs/api-testing) 1 16. [Pororoca](https://pororoca.io/) 1 65. [evans](https://evans.syfm.me/) 1 11. [Bruno](https://www.usebruno.com/) 1 33. [posting](https://github.com/barthap/posting) 1 37. [evans](https://evans.syfm.me/) 1 14. [Yaak](https://yaak.app/) 1 59. [gRPC UI](https://github.com/fullstorydev/grpcui) 1 34. [curlie](https://github.com/rs/curlie) 1 26. [Verb](https://github.com/federicotdn/verb) 1 56. [Swagger Editor](https://editor.swagger.io/) 1 64. [BloomRPC](https://github.com/bloomrpc/bloomrpc) 1 15. [Yaak](https://yaak.app/) 1 14. [Insomnium](https://insomnium.rest/) 1 24. [REST Client (Firefox Add-on)](https://addons.mozilla.org/en-US/firefox/addon/restclient/) 1 23. [HTTP Client (JetBrains)](https://www.jetbrains.com/help/idea/http-client-in-product-code-editor.html) 1 55. [Pact](https://pact.io/) 1 48. [Schemathesis](https://schemathesis.readthedocs.io/) 1 32. [xh](https://github.com/ducaale/xh) 1 28. [kulala.nvim](https://github.com/akshayKrSingh/kulala.nvim) 1 67. [mitmproxy](https://mitmproxy.org/) 1 26. [Rest.nvim](https://github.com/rest-nvim/rest.nvim) 1 20. [Requestly](https://requestly.io/desktop/) 1 50. [abao](https://github.com/cybertk/abao) 1 37. [httpYac](https://httpyac.com/) 1 17. [Pororoca](https://pororoca.io/) 1 18. [Nightingale REST Client](https://nightingale.rest/) 1 31. [xh](https://github.com/ducaale/xh) 1 58. [Altair GraphQL Client](https://altair.sirmuel.design/) 1 27. [Rest.nvim](https://github.com/rest-nvim/rest.nvim) 1 70. [REST Assured](https://rest-assured.io/) 1 28. [HTTP Client](https://www.jetbrains.com/help/idea/http-client-in-product-code-editor.html) 1 22. [REST Client](https://marketplace.visualstudio.com/items?itemName=humao.rest-client) 1 63. [ezy](https://ezy.demo.dofr.dev/) 1 25. [Verb](https://github.com/federicotdn/verb) 1 35. [HttpRepl](https://docs.microsoft.com/en-us/aspnet/core/web-api/http-repl/) 1 57. [Stoplight Studio](https://stoplight.io/studio/) 1 32. [curlie](https://github.com/rs/curlie) 1 30. [HTTPie](https://httpie.io/) 1 27. [kulala.nvim](https://github.com/akshayKrSingh/kulala.nvim) 1 62. [Wombat](https://github.com/rogchap/wombat) 1

http 28 testing 24 api-testing 23 http-client 22 api 21 api-client 19 grpc 18 curl 17 graphql 16 developer-tools 15 rest-api 15 websocket 15 cli 14 testing-tools 14 rest 13 load-testing 13 golang 11 postman 11 go 9 integration-testing 9 swagger 8 openapi3 8 automation 8 javascript 8 rest-client 7 openapi 7 test-automation 7 api-rest 7 terminal 7 typescript 6 grpc-client 6 graphql-client 6 test 5 pytest 5 mqtt 5 client 5 httpie 5 api-test 4 python 4 performance 4 testing-framework 4 pwa 4 open-source 4 tools 4 vue 4 cli-app 4 opensource 3 insomnia 3 playwright 3 http2 3