SharePoint
SharePoint Column Formatting
https://pnp.github.io/sp-dev-list-formatting/
Formatting multi-value fields
Column Formatting
https://docs.microsoft.com/en-us/sharepoint/dev/declarative-customization/column-formatting
View Formatting
https://docs.microsoft.com/en-us/sharepoint/dev/declarative-customization/view-formatting
Forms Configuration
https://docs.microsoft.com/en-us/sharepoint/dev/declarative-customization/list-form-conditional-show-hide