+1. Install [msysgit](https://code.google.com/p/msysgit/) (Full installer for official Git),
+ [GNU make for Windows](http://gnuwin32.sourceforge.net/packages/make.htm), and a
+ [binary version of Node.js](http://node-js.prcn.co.cc/). Make sure all three packages are installed to the same
+ location (by default, this is C:\Program Files\Git).
+2. Install [Cygwin](http://cygwin.com/) (make sure you install the git, make, and which packages), then either follow
+ the [Node.js build instructions](https://github.com/ry/node/wiki/Building-node.js-on-Cygwin-%28Windows%29) or install
+ the [binary version of Node.js](http://node-js.prcn.co.cc/).
+
+Mac OS users should install Xcode (comes on your Mac OS install DVD, or downloadable from
+[Apple's Xcode site](http://developer.apple.com/technologies/xcode.html)) and
+[http://mxcl.github.com/homebrew/](Homebrew). Once Homebrew is installed, run `brew install git` to install git,
+and `brew install node` to install Node.js.