Search and Install JSON Viewer Plugin in Notepad++ Open Notepad++ and Go to Plugins -> Plugin Admin… and Search for JSON Viewer plugin and click Install button to install JSON Viewer plugin in Notepad++ using Plugin Admin or Plugin Manager. This is the way you can install JSON Viewer Plugin in Notepad++, It also highlights parsing errors as well. You can quickly format and even compress JSON using this plugin. JSONViewer is a JSON formatter plugin for your favorite text editor Notepad++ which helps you to view JSON in Tree view Format. In this article, I am going to cover JSON Plugin for Notepad++ which you can use to view, format, and compress JSON. You need a tool for the large and complex one to quickly format and compress JSON. Smaller files are easy to read and understand. You can use any text editor even Notepad to create and modify JSON. JSON is based on the collection of name/value pairs and an ordered list of values. Mostly you would have used it in web service to send and receive payloads. JSON stands for JavaScript Object Notation is a lightweight data-interchange format.

Notepad++ json code formatter