cocoa-chen / cocoa-rest-client

A free, native Apple OS X app for testing HTTP/REST endpoints

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CocoaRestClient is a Mac OS X app for testing HTTP/Restful endpoints.

I love curl, but sometimes I need my output XML or JSON pretty printed. I want to be able to save frequent PUT and POST bodies for later and copy and paste from responses easily. Think of this as curl with a light UI.

The goal of this project is to build a lightweight native Cocoa app for testing and debugging HTTP Restful services. This project was greatly inspired by the Java rest-client (

Official project website:


If you're not looking to compile from source and only want to use this tool, latest releases are here:

Download List

You can also install it through homebrew as a cask:

# install cask if necessary
brew install caskroom/cask/brew-cask
# install CocoaRestClient
brew cask install cocoarestclient


  • Make GET, PUT, POST, DELETE, HEAD calls
  • Set request body to arbitrary content
  • Set request headers
  • Set HTTP basic & digest auth
  • Auto-format (pretty print) XML, JSON, and MsgPack responses
  • Some cool Ace Editor themes for syntax highlighting
  • Display response headers
  • Quick save requests in a handy drawer using folder organization
  • Upload files and form data via multipart/form-data
  • Enter POST/PUT input as raw input or key/value pairs
  • Reports response latency
  • Command-R reloads last request
  • Lightweight: Low real memory usage
  • SSL Support (including untrusted certificates)
  • Optionally follows HTTP redirects
  • Import and export requests


Screenshot 2

Pretty print JSON content. Set and save HTTP headers.

Screenshot 1

Pretty print XML content. Quick save of request URLs, body, and headers in one convenient drawer.

Screenshot 3

Set HTTP Basic or Digest Auth. Displays HTTP response headers.

Screenshot 4

Set HTTP request body content to a raw text blob or a list of parameters.

Screenshot 5

Upload files using HTTP multipart requests. HTTP form encoding also supported.

Source and Contributions

  • Source code is hosted on Github:

  • If you would like to contribute, please fork and create a pull request on Github

  • Source uses Cocoapods for dependencies, to get started, install CocoaPods and in the main project directory run:

      pod install
    • Note that you must have a github account and a public key registered with github so that CocoaPods can pull down a github-hosted dependency.



A free, native Apple OS X app for testing HTTP/REST endpoints



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