Updated free Visio stencils for Office 365, Exchange, Lync, and SharePoint – Rene Modery
Visio Resources for SharePoint | Geoff Varosky's Blog
Download – System Center v.Next Visio Stencils – NoGeekLeftBehind.com
New Office Visio Stencil (October 2015) – Guy Cloud World
Microsoft Integration and Azure Stencils Pack for Visio: New major version available (v5.0.0) – SANDRO PEREIRA BIZTALK BLOG | Stencils, Microsoft, Sharepoint
Add a stencil to a template in Visio - Microsoft Support
Microsoft releases new Office Visio Stencil for Exchange 2013, Lync Server 2013 and SharePoint 2013 – Guy Cloud World
Microsoft releases new Office Visio Stencil for Exchange 2013, Lync Server 2013 and SharePoint 2013 – Guy Cloud World