calftrail

(Multitouch actually) My reverse engineering work of OS X gesture and multitouch events that led to Sesamouse (GPL v2.0 license)

The new (2.0 "eternal beta") version that could use AppleScript to geotag iPhoto places from tracklogs (GPL v2.0 license)

Old (1.5.x) Leopard-compatible version of Geotagalog (GPL v2.0 license)

Adds some Magic Trackpad gestures (especially: pinch zoom, rotate) to the Magic Mouse, before the Magic Trackpad EVEN EXISTED (GPL v2.0 license)

this little "my first Cocoa app" was rather ambitious (GPL v2.0 license)

Uses IOSpirit's HIDRemote class and Core Animation to help rate iPhoto photos (GPL v2.0 license)

A little experiment for someone who found Sesamouse but wanted to use the Magic Mouse as a trackpad instead (GPL v2.0 license)

Tried to work around the closed nature of iPhone with a more extensible wrapper library, but really needed jailbreak to go anywhere interesting (New BSD license)

Started a Core Animation based tile map viewer before getting distracted by Cocoa geometry bugs and the Magic Mouse (New BSD license)

Started this iPhone app but then became incurably depressed about App Store censorship (MIT license)