h1. Download h2. Installing Buildr The easiest way to install Buildr is using the fabulous RubyGems package manager. Of course, you will need either Ruby or JRuby, and we recommend a recent version of RubyGems and if this sounds foreign to you, don't worry. We'll show you how to install Buildr on Linux, OS/X, Windows and JRuby in the "Getting Started guide":getting_started.html, we even provide automated installation scripts. h2. Binaries and Source Code p(note). When downloading from files please check the "md5sum":http://www.apache.org/dev/release-signing#md5 and verify the "OpenPGP":http://www.apache.org/dev/release-signing#openpgp compatible signature from the main Apache site. This "KEYS":http://www.apache.org/dist/incubator/buildr/KEYS file contains the public keys used for signing releases. It is recommended that (when possible) a web of trust is used to confirm the identity of these keys. For more information, please see the "Apache Release FAQ":http://www.apache.org/dev/release.html.