You could have downloaded Jason 0.6 for Mac from our application library for free. This free Mac app was originally created by Olivierlabs. Jason for Mac relates to Developer Tools.
From the developer:
Jason is a JSON viewer and editor for Mac OS X. It can open local documents as well as download JSON data via HTTP and, in case of invalid data, an error message is presented and the line containing the error is highlighted.
You may want to check out more software for Mac, such as Jason vs Zombies, Chicken of the VNC or Passage, which might be related to Jason.
Editors & Converters