Some of my current projects:

• tempus-fugit - utility classes focused around concurrency and testing
• simple-http - an improved API over the Apache HC HTTP library. Read a little about it.
• simple-excel - an improved API over the Apache POI project. Generate and test spreadsheets. Read a little about it.
• concordion-ant-task - an Ant task to collect Concordion specs in a single HTML overview

Some of my other projects and contributions:

• Window Licker - GUI Testing framework; a patch to support SWT
• XCordion - Acceptance testing framework, forked from Concordion
• Jedi - Functional Library for Java, added set compliment filter JEDI-21
• SWTBot - SWT GUI testing framework
• Nebula - SWT CompositeTable widget (Eclipse.org)
• Open CSV - Java CSV parser
• Gibble - Generic cross platform (SWT) build notifier
• A couple of build radiators (screen shots)

Some inactive projects:

• pokimon - poker hand evaluation and statistical analysis, including a J2ME version
• wsunit - web services unit testing
• Tennison Tests - XSLT unit testing
• Sun SCJP Training - Copyleft training materials
• J2EE / Amazon Web Services (AWS) Integration - Middleware nonsense