A new version of DBPool has been released (v4.7), and is available for
download from http://www.snaq.net/java/DBPool/

DBPool is a pure-Java library for the pooling of JDBC connections for
applications that require high performance database access.

Features include:

* Pool Manager to allow easy configuration and/or quick startup
* User-configurable pools to achieve high performance
* Caching of statements to provide maximum performance
* Multiple connection pools simultaneously
* User-definable connection validation allows increased reliability
* Absolute connection limit allows constraining to RDBMS licence
restrictions
* Improved performance through caching of statements
* It's FREE, and source code is included

DBPool has been used in many large-scale commercial applications throughout
it's lifetime and various stages of development, on both Solaris and Windows
deployment platforms.

Stan