Lightlines
By heygen-com

motion-doctrine

heygen-com59.3k installs

Make animated videos feel like one camera move.

What it does

Guides HyperFrames animation authoring so scene transitions preserve momentum and scenes sustain meaningful motion.

When to use it

Load before composing any animation.

How to use it

It changes how the agent plans, implements, and verifies motion across animation scenes.

What you provide

  • An existing project

Latest review

What you need · 5

The generation and verification scripts require Node.js 22 or newer.

Verification requires local Chrome; the gate discovers a cached or system installation, or accepts CHROME_PATH.

Routes seam implementation, entry cascades, and in-scene repositioning to this technique skill; whether installation is required is unstated.


Access · 1

This skill

~/.cache/puppeteer

Read

Checks cached Chrome installations