- Author of Toucan: A feathered friend for the palm
- Author of PtCon: A Palm Tcl-based scripting console for Palm OS-based PDAs.
- Author of TclDES: An pure-Tcl implementation of the Data Encryption Standard.
- Author of TclRFB: An pure-Tcl implementation of the Raster Framebuffer protocol used in VNC.
- Author of Trampoline! - Helping Acrobat® documents leap off the Tk canvas: A nearly pure-Tcl Adobe PDF document generator.
- One of the winners of The Great Canadian Tcl/Tk Programming Contest, eh?