3. A Quick Start Guide to TortoiseHg — TortoiseHg v1.1.3 documentation. Welcome to TortoiseHg and the Mercurial!
TortoiseHg is a Windows Explorer shell extension and a set of graphical applications that serve as a friendly front-end to the Mercurial distributed version control system (DVCS). All TortoiseHg functionality is reachable from Explorer context menus as well as from a command line application named hgtk. Chapter 2. A tour of Mercurial: the basics.
Mercurial: The Definitive Guide.