Besides my development projects at my day job, these are some non-game software demonstration or proof-of-concept applications, solutions and systems designs I designed and developed either entirely from scratch, or using references noted.

PHP/mySQL
PHP Tasks and PHP Tickets	A family of similarly-themed-GUI php/mysql products: php-based task manager and php-based issue ticket tracking system.
Document Formatting System	Automatic document formatting via document format filters, proactive filter application instead of reactive as seen in other office products.
Permission-based File Sharing System	End-to-end file sharing system based in php with mysql backend. Uses positive authorization whitelisting to uniquely grant one-use permission to anyone requesting a download link. Other PHP programs: all of devinmoore.com PHP pages on thejadednation.com facebook game interfaces
Java
Google Docs Differential Backup Service	A full and differential automatic google docs backup solution, written in Java 6. Manual: full download: java docdl differential: java docdl YYYY-MM-DD Differential gets all files changed on or after the date supplied. Other java programs: timesheet tracker with auto-reminder log file difference monitoring service jdbc oracle connector demo with corba interface Custom Safe Web Services Proxy client, with XML, interactive, and batch modes, with full cert/key enabled SSL version. demo game with Vincent Stahl's java 3d raycaster engine
Perl
SFTP w/multi-replace	Perl-based SFTP processing system including download, multiple regex find/replace iterations, and upload steps. Other perl programs: enterprise-class build and config manager automatic sprite sheet slicer and organizer flickr image uploader, marked private on a timer or on demand intelligent browsing agent with auto download organized to folders per tree and multilevel link following
.Net (C#/VB/asp)
Note Parsing Application	Note parsing application with multiple customizable and multi-step parse rule support.
Note Organizing Application	Note organizing application with multiple customizable, color-coded tags. Other .Net (C#/VB/asp.net) programs: C# online vector graphics demos
Other
HTML Multimedia Rotator	A rotator for any type of online content, not just images. Other programs: (legacy ASP) custom made xml soap wrapper and xml processor (legacy ASP) custom made xml soap ssl interface (legacy ASP) session manager (BASIC/QB64) a TON of interactive art objects, apps and demos