The goal of this library is to give programmers a simple yet powerful applet interface.
This library supports both Dockapps and Gnome 2 Panel Applets. The applet program doesn't have to care about if the applet will be used on the Gnome panel or in the dock. The library handles that.
REXML is an XML processor for the language Ruby. REXML is conformant (passes 100% of the Oasis non-validating tests), and includes full XPath support. It is reasonably fast, and is implemented in pure Ruby. Best of all, it has a clean, intuitive API.
XML Security Library is a C library based on LibXML2. The library supports major XML security standards: XML Signature, XML Encryption, Canonical XML, Exclusive Canonical XML.