MikeFactorial.XTB.Plugins.UniversalSearch

This tool will allow you to search across all records in Dynamics 365 for a specific value or wildcard values in XrmToolBox. Documentation can be found here https://mikefactorial.com/dynamics-365-universal-search-for-xrmtoolbox/

The latest release allows you to search metadata as well as data in D365/CDS. See the link above for details.