jLensBlur is an AfterEffects preset for blurring layers based on their distance from a point.

This expression will allow you to zoom a camera in After Effects using real-world focal length values.

Sliders hooked up to provide easy rotation looping.

The lack of motion blur for corner-pinning in AE makes the whole Mocha / AE setup fairly useless, but since Mocha is such a great tracker, it was worth working out how to add motion blur in AE from the corner-pin data.

A very useful expression to automatically fade in and out based on the layers length.

Ever wanted to fly around a "CC Sphered" Layer? Linking CC Sphere to a Light and Camera is the way to do it.

Create a universal counter that will count from one value to another over a fixed amount of time. Easily format the count with commas, add a dollar sign for currency formatting, and specify the number of digits to the right of the decimal point.

Film Burn is an Animation Preset that automatically creates the overexposed "roll-out" effect, where the tail (and the head if you want) of a clip flickers into overexposure. By Stu Maschwitz

A quick method to set an outline/stroke based on the original shape of a layer.(Preset)

Richard Harrington has an article up at ProVideo Coalition for After Effects that allows you to move projects from Final Cut Pro to AE.(from Popcorn Island)