A quick check at codeplex reveals a bunch of tools for MS CRM . Some of the interesting ones are here :
SiteMap Editor for Microsoft Dynamics CRM 2011 helps developer and customizers to configure the Site Map in a graphical way. You’ll no longer have to create solution, add component, export, update Xml and re-import the solution to update the SiteMap.
Metadata Document Generator makes it easier for Dynamics CRM 2011 integrators to generate documentation about entities and attributes metadata.
Visual Ribbon Editor is a tool for Microsoft Dynamics CRM 2011 that lets you edit CRM ribbons. This ribbon editor shows a preview of the CRM ribbon as you are editing it and allows you to add ribbon buttons and groups without needing to fully understand the ribbon XML schema.
View Layout Replicator make it easier for Microsoft Dynamics CRM 2011 customizers to copying the layout of a view and paste it to the layout of other views in the same entity
Diagnostics Tool for Microsoft Dynamics CRM 2011 helps CRM developers and administrators to enable trace and dev Errors on CRM server. It also generates an HTML report file with information about the CRM deployment.
Hope this list will be for a quick reference !