Open Source Ruby Text Editors

Canorus is a free cross-platform music score editor. It supports an unlimited number and length of staffs, polyphony, a MIDI playback of notes, chord markings, lyrics, import/export filters to formats like MIDI, MusicXML, ABC Music, MusiXTeX and LilyPond

Tomoe is a handwriting character recognition engine.

glark offers grep-like searching of text files, with very powerful, complex regular expressions (e.g., "/foo\w+/ and /bar[^\d]*baz$/ within 4 lines of each other"), as well as highlighting of matches.

The book index generator generate the back-of-book index for Thai book automatically.

Word segmentation utility for Thai language written in C

Elserv is an HTTP server which runs on Emacs, as a background process.

Erubis is a pure ruby implementation of eRuby (embedded Ruby). It is very fast, extensible, flexible, and secure.

fair might be an interesting editor for Ruby Programmers, but is also suitable for other languages! Editing is vim-like. Enjoy!

A GNOME WYSIWYG HTML/XHTML editor written in Ruby (Ruby-Gtk2) The overriding plan is to support freeform editing of source code that the WYSIWYG editor can detect without changing the code layout. The program also supports plugins to extend the interface

GREdit means Gtk Ruby Editor. This is a full ruby-gtk scripted editor. It's interface is done 'a la gimp', and can do highlight syntax.

A word processing program with a searchable interface. Rather than blundering through menus and dialogs, commands are issued by entering them into a search bar. An optional "Basic Bar" is available with common functions such as bolding.

This is a simplified version of the GNU Grep. Search a RegExp on a file that contain all alphanumeric characters. Use special symbols like @ and # to extend the search. Now you can set Case Sensitive option and ignore withespaces during the search.

A Ruby file parser/interpreter/preprocessor that comments lines of code based on conditions at the time the file is required. Very handy to implement debugging logs and code that has to be commented (not just dynamically switched off).

An intuitive, very configurable, uncluttered programmer's editor based on the awesome Scintilla component & wxWidgets. Supports C/C++, C#, Java, SQL, CSS, HTML(JavaScript,PHP etc), Python, Perl, Ruby, Lisp, Fortran, Assembly, Batch, Makefile --for Win32. My sincerest apologies on the old domain (that I no longer own going to some sleazy site). The new domain for ZionEdit is http://zionedit.com

A set of filters to manipulate chordpro files and to create different output formats from chordpro files. Use it for example to create a latex songbook with an appendix of chord fingerings. Or write a simple plugin for other output formats. Your free...

Create a text editor for computer programmers. Use ruby as underlying system and write core code in C. Support at least inline debugging as well as common features such as colored keywords.