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The industry-standard animation and creative compositing app, After Effects lets you design and deliver professional motion graphics and visual effects for film, TV, video and web. Extend the capabilities of After Effects using plug-ins, scripts, and panels that integrate seamlessly into existing workflows. 
Learn about and download the SDK or documentation of your choice below, browse through the other development resources available, and find answers to questions in the appropriate developer forum below.

Technical Write-ups
XMP metadata in Creative Suite 4 Production Premium
Dan Ebberts
Experience first-hand how XMP metadata improves many common editing, asset tracking, animating, and compositing tasks and even enables new capabilities, such as searching a video according to the spoken words in its soundtrack.
Integrating 3D applications with After Effects – Part 1: Working with UV data
Lutz Albrecht
Learn how to export UV data from your favorite 3D application for compositing in After Effects.
Integrating 3D applications with After Effects – Part 2: Working with mattes and channels
Lutz Albrecht
Create alpha and RGB mattes and object buffers in your favorite 3D applications for compositing in After Effects, as well as work with OpenEXR plug-ins.

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