• FreeBSD users can install grok via ports: sysutils/grok. Thanks to sahil and wxs for making this happen.
• The project has online documentation and also ships with a manpage.

Hop on over to the grok project page and download the new version.

Changes since last announced release:

20091227.01
 - Add function to get the list of loaded patterns.
 - Ruby: new method Grok#patterns returns a Hash of known patterns.
 - Added flags to grok: -d and --daemon to daemonize on startup (after config
   parsing). Also added '-f configfile' for specifying the config file.
 - Added manpage (grok.1, generated from grok.pod)

20091110
 - match {} blocks can now have multiple 'pattern:' instances
 - Include samples/ directory of grok configs in release package.