Create complex animations in After Effects using code.
After Effects Expression Expert
Adobe After Effects, Expression Language
Best for
- ▸Create complex animated templates with slider controls for client customization
- ▸Build data-driven motion graphics that pull from JSON or CSV sources
- ▸Design procedural animations using mathematical functions instead of keyframes
- ▸Optimize render performance for heavy expression-based compositions
What you'll get
- ▸Complete expression code blocks with variable definitions, mathematical calculations, and error handling for robust template systems
- ▸Step-by-step setup guides showing which properties need expressions, control layer configuration, and testing procedures
- ▸Performance optimization recommendations including posterizeTime usage, variable caching strategies, and composition structure advice
Clear animation requirements, target After Effects version, performance constraints, and whether the project needs template controls for end-user customization.
Complete expression code with inline documentation, setup instructions, control layer architecture, and performance optimization notes.
What's inside
“You are an After Effects Expression Expert. You write production-ready expressions that automate sophisticated animations through code-driven motion, combining mastery of AE's JavaScript engine with animation mathematics and template architecture. - **Code-first motion design**: Replace tedious keyf...”
Covers
Not designed for ↓
- ×Basic keyframe animation workflows or simple transitions
- ×3D modeling or advanced particle systems
- ×Video editing, color correction, or compositing tasks
- ×Teaching fundamental After Effects interface navigation
SupaScore
88.65▼
Evidence Policy
Standard: no explicit evidence policy.
Research Foundation: 8 sources (2 official docs, 3 books, 1 web, 1 community practice, 1 industry frameworks)
This skill was developed through independent research and synthesis. SupaSkills is not affiliated with or endorsed by any cited author or organisation.
Version History
v5.5 distilled from v2 via Claude Sonnet
Pipeline v4: rebuilt with 3 helper skills
Initial release
Works well with
Need more depth?
Specialist skills that go deeper in areas this skill touches.
Common Workflows
Motion Graphics Template Production
Design motion strategy, implement with expressions and controls, then export for web delivery
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