TortoiseGit

TortoiseGit screenshots

Open source Windows Shell Interface for Git based on TortoiseSVN
Auto Detect Patch File
TortoiseGit 1.7 : Auto Detect Patch File

Alternative downloads

Microsoft Visual Studio Tools for Git
It's a Team Explorer extension to provide source control integration for Git.
0.8.5.1
FREE
Git LFS
Open source Git extension for versioning large files.
1.4.1
FREE
Git Source Control Provider
Enable/disable plug-in through visual studio's source control plug-in selection.
0.6.2
FREE