1. GrokDRY and RAD for regular expressions and then some.
3. Eventmachine TailRuby EventMachine file tailing and friends. 'gem install eventmachine-tail' to install.
5. FpmEffing package management! Build packages for multiple platforms (deb, rpm, etc) with great ease and sanity.
6. Xdotoolfake keyboard/mouse input, window management, and more
7. PleaserunAn attempt to abstract this "init" script madness.
12. VxinVisualization (v11n, v XI n) experiments
16. Puppet ExamplesA collection of advanced puppet examples (uses older versions of puppet v3/v2)
18. procnannyProcess Nanny. It's like daemontools or supervisord, but fun.
20. fexfex - flexible field/token extraction
24. s3cleanerAmazon S3 file cleaner - delete things older than a certain age, matching a pattern, etc.