1. CursesRuby binding for curses, ncurses, and PDCurses. Formerly part of the ruby standard library.
2. OpensslProvides SSL, TLS and general purpose cryptography.
3. RakeA make-like build utility for Ruby.
5. TryrubyThis 4th iteration of TryRuby is a website where you can learn the Ruby language.
8. RelineThe compatible library with the API of Ruby's stdlib 'readline'
11. BigdecimalArbitrary-precision decimal floating-point number library for Ruby
16. RdocRDoc produces HTML and online documentation for Ruby projects.
18. SpecThe Ruby Spec Suite aka ruby/spec
19. RaccRacc is an LALR(1) parser generator. It is written in Ruby itself, and generates ruby programs.
20. TypeprofAn experimental type-level Ruby interpreter for testing and understanding Ruby code
21. RubyThe Ruby Programming Language [mirror]
22. Setup RubyAn action to download a prebuilt Ruby and add it to the PATH in 5 seconds
25. actionsNo description, website, or topics provided.
26. uriURI is a module providing classes to handle Uniform Resource Identifiers
27. shellShell implements an idiomatic Ruby interface for common UNIX shell commands
29. forwardableProvides delegation of specified methods to a designated object
30. weakrefWeak Reference class that allows a referenced object to be garbage-collected.
31. benchmarkThe Benchmark module provides methods for benchmarking Ruby code, giving detailed reports on the time taken for each task.
32. drbDistributed object system for Ruby
33. net-httpNet::HTTP provides a rich library which can be used to build HTTP user-agents.
35. sdbmProvides a simple file-based key-value store with String keys and values.
40. primePrime numbers and factorization library.
41. optparseOptionParser is a class for command-line option analysis.
43. tkTk interface module using tcltklib
44. dateA subclass of Object includes Comparable module for handling dates.
45. strscanProvides lexical scanning operations on a String.