ri-classes-modules: classes and modules known to Ruby RI generated by ri -l
ruby-all-symbols: results of interpreting irb statement Symbol.all_symbols
ruby-encoding-names: list of encoding names from Encoding.name_list in irb(1)
ruby-parsing-rules: keywords and parsing rules used by the "Interactive Ruby" parser, IRB
rubygems-dash-version: Output listing of raw Rubygems command gem search ''
rubygems-names-only: list of Ruby gems--names only and nothing else..
rubygems-name-version: List of Rubygems with name and version delimited by dash
undocumented-ruby-libraries: undocumented_lib.txt file from documenting-ruby.org for the Ruby Documentation Project
undocumented-ruby-core: undocumented_core.txt file from documenting-ruby.org for the Ruby Documentation Project
undocumented-ruby-extensions: undocumented_ext.txt file from documenting-ruby.org for the Ruby Documentation Project