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Set of Java libraries to ease common development tasks in an application, such as working with resource files, input validation, background processing, observing property changes, etc.
Tullibee provides Java EE components that work with Interactive Brokers' financial-trading Java API (the IB API). Tullibee's current focus is a JCA 1.6 resource adapter built on top of a modified version of the IB API.
Library to abstract the implementation of the use of the database, and use it as object oriented.
It allows the user to easily persist objects and retrieve them (like JPA but without the overhead and footprint that JPA implies).
Another logging framework for Java. I try to balance flexibility, usabilty and performance using OOP. Currently the framework is usable but it lacks a lot of functionality.
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PircBot-PPF is a Java framework for writing IRC bots quickly and easily. This has been built up as a fork of PircBot ( http://www.jibble.org ) with the GPL license. This was developed while making the PPF framework, hence the name pircbot-ppf.
The BalanceLine4j Project is an implementation of the Balance Line Algorithm for Java applications. The Balance Line is an algorithm used to make Coordinated Processing and Sequential Updates, that improves performance and saves machine resources.
op4j is a developer happiness tool. Its aim is to reduce the amount of similar lines of code needed to do every day tasks in our code by providing an operator chaining tool to perform easy iterations on lists, OGNL evaluation, data type conversion...
A library for cross-platform vector graphics cut and paste in java. It allows one to draw graphics which can the be pasted into word or openoffice. It handles Graphics2D, but not bitmap picture inclusion nor transparencies.
lwdba is a light weight database access library. A programmer can access database by SQL in a high level fashion. No complicated configuration is required. lwdba is simple, easy to learn, and easy to use. Connection pooling and SQL generator is supported
VMatrixLib is a little, handy, Java matrix library which implements a set of utility functions (such as calculus of the determinant of a matrix, calculus of the rank, inverse matrix, and many others..) that anyone who have to use matrices needs.
JACo MP3 Player is a cross platform java mp3 player. Features: very low CPU usage (~2%), incredible small library (~90KB), doesn't need JMF, easy to integrate in any application, easy to integrate in any web page (as applet).
Joperties is an extension to the Properties class. It exists to solve a common problem with Properties (all Properties are Strings). Joperties allows you to set and get Java Objects without worrying about the transformation between String/Object.