SACK
Simple AJAX Code-Kit
Website: http://twilightuniverse.com/resources/code/sack/
Plex
Open Source AJAX Framework
Website: http://www.plextk.org/
OSAF
Survey of AJAX/JavaScript Libraries
Website: http://wiki.osafoundation.org/bin/view/Projects/AjaxLibraries
AJAX and XML
With Java 2 Platform, Enterprise Edition
Website: http://java.sun.com/developer/technicalArticles/J2EE/AJAX/
Using the Ruby Development Tools
Plug-in for Eclipse
Website: http://www-128.ibm.com/developerworks/opensource/library/os-rubyeclipse/?ca=dgr-lnxw01Ruby4Eclipse
Ruby Code and Style
peer-reviewed, online journal for the Ruby community
Website: http://www.artima.com/rubycs/index.html
Build a Google Maps service
Nice example and sources code
Website: http://ruk.ca/wiki/Charlottetown_Transit_Map
Lumberjack
The Cross-Platform Javascript Logger And Console
Website: http://gleepglop.com/javascripts/logger/
Cross-domain
Partial Page Updates with JavaScript
Website: http://www.ariadne-cms.org/news/00009/
Modular Architectures
With Ruby
Website: http://www.artima.com/rubycs/articles/modular_apis_with_ruby.html