October 3rd, 2012· Multi-part request body support has been added.
· Copying cookie name-value pairs in response header has been added.
· URL request body support.
· A new tool is accessible from the menu for URL encoding / decoding.
September 4th, 2012· Support for binary body (both in request and response) added.
· Support for sending cookies.
· NTLM and OAuth2 Bearer authentication support has been added.
· PATCH HTTP method support has been added.
· DELETE now supports body.
July 9th, 2012· SSL enhancements: support for SSL self-signed cert APIs and TLS mutual authentication.
· Open recent files added to the menu.
· Minor bugfixes and code enhancements.
April 2nd, 2012· This version enhances Mac support, makes pressing the Enter key in the address bar trigger a request, makes Ctrl + L or Cmd +L brings focus to the address bar, completely selects the address bar text when focus is gained, allows redirects to be turned off (option available in the Etc. panel in Request), upgrades the dependency libraries to the latest versions, and adds other minor bugfixes.
December 20th, 2010· Charset based problems regarding failure to display when the Content-Type header was not being set in the response header have been fixed.
· The Hostname Verifier was not working in some cases, and is now fixed.
August 9th, 2010· Supports multi-value headers and parameters for same key.
June 29th, 2010· Bug fix release which fixes encoding issue.
February 16th, 2009· Bugfixes, a cancel button for stopping requests, and a command line client are the major focus of this release.
· Now the RESTClient API is exposed as an independent module, which can be used to extend RESTClient (an API usage tutorial is available in the site).
February 4th, 2009· Introduction of a command line tool for batch execution and extension API support.
· Various bugs have been fixed.
September 18th, 2008· Syntax highlighting has been added.
· XML and JSON indentation support have been added for response body.
· SSL support has been added.
· The HTTP version can be specified in the request.