EntityDefinition #inSalesforce

EntityDefinition #inSalesforce

This provides row-based access to metadata about standard and custom objects.

You can query all object and some details using this query -

SELECT Id, Label,QualifiedApiName, MasterLabel, PluralLabel, DeveloperName,  KeyPrefix, NamespacePrefix, IsCustomSetting  FROM EntityDefinition Order by QualifiedApiName

Reference: https://developer.salesforce.com/docs/atlas.en-us.api_tooling.meta/api_tooling/tooling_api_objects_entitydefinition.htm