Cocoa Rest Client!

Hurl makes HTTP requests. Enter a URL, set some headers, view the response, then share it with others. Perfect for demoing and debugging APIs.

Debug The Api is a simple but powerful tool for developers to build and analyze datas from http request based apis. When we are developing an application, we usually need to call several apis from web server in order to get datas. Finding apis’ changes (maybe bugs) and rebuild models in a quick way is what Debug The Api attend to do. Api developers and app developers can use it to find out problems. There also special function for Objective-C and JAVA developers, which is, generating source code of data models and api calling method code. Everything will be done just as easy as you can imagine in order to save those times spent on looking for errors of returned datas in plenty lines of log and writing data model code inflexibly. »

gURL is a free, Open Source (GPL) HTTP request generator tool.

RESTtest is a simple yet intuitive way to test RESTful web services and standard HTTP calls. RESTtest allows you to enter a HTTP request body and any necessary headers. After the request is submitted, response information can be both viewed and saved to disk.

A Simple Windows application to help developers debug REST based services.