Version 2, last updated by yversley at December 01, 2007 14:57 UTC
InstallingMercurial
Debian/Ubuntu: apt-get install mercurial
Windows/MacOSX: mercurial.berkwood.com
(there's also this page which bundles Mercurial with some additional packages, i.e. a merge tool, an ssh tool. Did anyone try that?)
see also: Mercurial Wiki