javascript by Sators on Jan 31 2020 Donate . VS Code JSON Prettier (Compact version) This is a fork of Prettify JSON, which uses json-stringify-pretty-compact to format JSON. Json module dumps() can be used to pretty print JSON data. Java Script provide us a method JSON.stringify(), which can convert Java Script value or object to JSON string.. prettyjson.pipe.ts Formatting conventions can be used to adjust positioning, spacing, color contrast, shape and size, and many other modifications for users to be able to view and understand the content.