SP Formatter is a Chromium (supports Chrome and Edge) extension, which makes SharePoint Column, View and Form Layout JSON formatting a lot easier and faster.
The most notable features:
- Live Preview as you type
- Rich Intellisense (suggestions) based on JSON schema, including CSS styles, "@" tokens (@currentField, etc.), "$" (to insert field values)
- VSCode integration mode - see the live preview of your formatting JSON as you type in VSCode
- Easy and fun to use
Recently SP Formatter was updated and received Form Layouts support. More...