Berkeley DB (libdb) is a programmatic toolkit that provides embedded database support for both traditional and client/server applications. It includes b+tree, queue, extended linear hashing, fixed, and variable-length record access methods, transactions, locking, logging, shared memory caching, database recovery, and replication for highly available systems. DB supports C, C++, C#, Java, PHP, and Perl APIs. It supports key-value pair (NoSQL), SQL, and Java Object formatted data. It is available for a wide variety of Unix platforms as well as QNX, Android, Mac OS X, and several varieties of Windows.
The pilot-link suite of tools contains a robust library and a series of conduits for moving information between your desktop or workstation and your Palm handheld device, such as those made by Palm, Sony, Handspring, Handera, and others. It also includes language bindings for languages such as Perl, Python, and Java.
H-Sphere is a multiserver control panel for automating web hosting tasks. It has many advanced features, a sophisticated billing system, private label/resellers support, and an integrated trouble ticket system to automate and improve your web hosting service. It is designed to work on many servers and can be scaled by adding more web servers, mail servers, database servers, and DNS servers without any downtime. It provides a simple, easy to use web interface that can be maintained from any computer with an internet connection. H-Sphere is written in Java and works with any SQL-compliant database.
AurigaDoc is a java-xml-xsl based documentation engine for writing xml documents, and converting them to other open formats like HTML and pdf. The idea is to keep a single document source (such as XML) and convert it to various formats using XSLT. While converting the XML to HTML, you have the option of either creating a single HTML file for the entire document or multiple HTML files, where each file contains a single section in the document with links to other sections.
Java Memory Profiler (JMP) uses the JVMPI interface to track objects and method times in the JVM (Java Virtual Machine). It uses a GTK+ interface to display statistics. The current instance count and the total amount of memory for each class is shown as is the total time spent in each method.
EvoChess is a scientific experiment that uses Internet-connected computers in the evolution of chess playing programs. You can participate by running qoopy, an environment for distributed computing as done by EvoChess. The users can start their own evolution to develop a variety of chess programs. The better ones will survive and produce offspring, who inherit their successful behavior encoded in their genotype. To run it, Java 1.3 must be installed.