Dynamics CRM 2015:
CRM 2015: http://www.microsoft.com/en-us/download/details.aspx?id=45012
CRM 2015 Email Router: http://www.microsoft.com/en-us/download/details.aspx?id=45017
CRM 2015 Language Packs: http://www.microsoft.com/en-us/download/details.aspx?id=45014
Dynamics CRM 2013:
CRM 2013: http://www.microsoft.com/en-us/download/details.aspx?id=40341
CRM 2013 SP1: http://www.microsoft.com/en-us/download/details.aspx?id=43109
CRM 2013 Rollup 2 for SP1: http://www.microsoft.com/en-us/download/details.aspx?id=45518
CRM 2013 Email Router: http://www.microsoft.com/en-us/download/details.aspx?id=40342
CRM 2013 Language Packs: http://www.microsoft.com/en-us/download/details.aspx?id=40340
Tools:
CRM Job Editor: https://crmjobeditor.codeplex.com/
Microsoft Dynamics Essentials Blog 