Bake properties with detection of gaps and linear interpolation.

This script displays a palette with controls for sorting layers based on specific criteria.

BG Renderer is a script that allows you to render your Render Queue items in the background while you can continue working in After Effects.

Ease and Wizz is a set of expressions for After Effects that give you more ways to interpolate between values. This new version lets you apply the expressions to curved motion paths and mask shapes.

It allows you to select keys across multiple layers and
copy them back to a new location.

Zorro makes selection and isolation sets easy and possible in after effects by adding tags to layers. Similar to the way you would tag photos in Flickr, you can tag layers in your comps and then select or isolate those layers in groups by using the tags.