"View Inheritance for CodeIgniter"

"AsmXml is a very fast XML parser and decoder for x86 platforms (Windows, Linux, BSD and Mac OS X)". Choice quote: "Remember: if you really need speed, do not use XML. But if you can't (existing format, enterprise rules, ...), you may have a look at AsmXml"

"A lightweight browser-based image processing library."

"After you've "installed" your bookmarklet by dragging it to your browser's link toolbar, you can use it to look up books at your local library. Let's say you're on a book-related site (Amazon, BN, isbn.nu) and your current page's URL includes an ISBN. (Choose a hardcover edition for best results -- see tips below.) You can click your bookmarklet to check if the book is available in your local library. The bookmarklet will invoke your library's lookup service, feed it the ISBN, and pop up a new window with the result." Every public library should offer this feature by default.

"citeulike is a free service for managing and discovering scholarly references"

"By using Web 2.0 social bookmarking sites, libraries can more easily manage subject guides and other lists of Web resources. Social bookmarking services such as Delicious provide a one-click method to bookmark a Web site, allowing librarians to describe and categorize Web sites."

"This Java package contains a DFA/NFA (finite-state automata) implementation with Unicode alphabet (UTF16) and support for the standard regular expression operations (concatenation, union, Kleene star) and a number of non-standard ones (intersection, complement, etc.) "

javascript selector engine library

A bare-bones JavaScript library that normalizes JavaScript implementations in web browsers.

"A minimal JavaScript library for writing and developing widgets."

wee!

"Goals of this pilot project are to firstly give you a taste of the hidden treasures in the huge Library of Congress collection, and secondly to how your input of a tag or two can make the collection even richer."

Let's say you're on a book-related site (Amazon, BN, isbn.nu) and your current page's URL includes an ISBN. (Choose a hardcover edition for best results -- see tips below.) You can click your bookmarklet to check if the book is available in your local lib

Rent books Netflix-style

"A Mac OS X application that tracks the library books you have borrowed."

table sorting, etc... built on top of the prototype library.

Maybe useful and LGPL.

"The Google data Python Client Library provides a library and source code that make it easy to access data through Google Data APIs." Finally!

Low level C library for dealing with triple stores. Can be used as a backend to Redland.

asynchronous network peer programming