ZXing (pronounced "zebra crossing") is an open-source, multi-format 1D/2D barcode image processing library implemented in Java, with ports to other languages. Our focus is on using the built-in camera on mobile phones to scan and decode barcodes on the device, without communicating with a server. However the project can be used to encode and decode barcodes on desktops and servers as well. We currently support these formats:
VIAF ist ein Gemeinschaftsprojekt von Nationalbibliotheken, das von OCLC implementiert und gehosted wird. Projektziel ist es, eine Kostensenkung bibliothekarischer Normdaten bei gleichzeitiger Steigerung ihres Nutzens zu erreichen, indem die nationalen Normdateien abgeglichen und verlinkt werden und die verlinkten Daten im Web zugänglich gemacht werden.
A simple particle system physics engine for processing. I've designed this to be application / domain agnostic. All this is supposed to do is let you make particles, apply forces and calculate the positions of particles over time in real-time. Anything else you need to handle yourself.
For people who want to use QR Codes within the Flash environment, LOGOSWARE (the company I work for) has released a QR Code Reader into the Spark Project.
It is essentially a library that recognizes and decodes any QR Code from any image source.
The boilerpipe library provides algorithms to detect and remove the surplus "clutter" (boilerplate, templates) around the main textual content of a web page.
The library already provides specific strategies for common tasks (for example: news article extraction) and may also be easily extended for individual problem settings.
Extracting content is very fast (milliseconds), just needs the input document (no global or site-level information required) and is usually quite accurate.
Boilerpipe is a Java library written by Christian Kohlschütter. It is released under the Apache License 2.0.