Minifies HTML, XML, CSS, JSON and JavaScript both inline and as separate files utilising yui-compressor and htmlcompressor. This was created due to the previous minifier (jekyll-press) not being CSS3 compatible, which made me frown.
kNOdeps is a tool for managing #include-dependencies in C/C++ projects. It is implemented as internal DSL in Ruby. The main features are: define components, forbid/allow dependencies between components, visualize dependencies, ...