julianshapiro/velocity

Features

• CSS Animations - Creates smooth visual transitions and motion for web elements by animating CSS properties over time.
• Animation Loop Orchestrators - Uses a centralized global timer to synchronize visual updates with browser refresh cycles.
• Vector Animation Libraries - Modifies vector attributes and applies 3D transformations to create smooth motion for scalable graphics.
• CSS Unit Interpolation - Parses CSS unit strings into numeric values to calculate incremental changes during transitions.
• Web Interface Animation Libraries - Provides a comprehensive library for creating smooth visual transitions and movement for web elements.
• Animation Interpolators - Animates string-based values like colors and units by calculating the numeric difference between start and end states.
• CSS Property Transitions - Maps start and end styles through mathematical easing functions to update CSS numerical and color properties.
• Physics-Based Animations - Simulates physical spring motion to create natural and organic movement during transitions.
• Animation Libraries - Implements a high-performance library for creating transitions and motion effects in web interfaces.
• Animation Orchestrators - Links multiple animation tasks together to execute specific sequences of movements on target elements.
• Physics-Based Motion Models - Calculates element positions using mass, stiffness, and damping constants to simulate natural physical movement.
• High-Performance Interpolation - Uses high-performance property interpolation to maintain fluid frame rates during visual transitions.
• Physics Engines - Simulates physical properties like damping and stiffness to drive organic, physics-based motion.
• Animation Sequencing - Staggers start times and organizes animations into ordered sequences to create structured visual patterns.
• SVG Animation Libraries - Provides a programmatic interface for modifying vector attributes and applying 3D transformations to SVG graphics.
• Custom Animation Effects - Provides the ability to define unique animation behaviors and sequences to extend motion capabilities.
• Frame Rate Capping - Limits the number of updates per second to maintain consistent performance across different hardware capabilities.
• Animation Timing Utilities - Adjusts playback speed, sets start delays, and loops sequences to repeat visual transitions.
• Promise-Based Chains - Wraps animation completion events in promises to allow asynchronous orchestration of sequential visual tasks.
• Animation Easing Functions - Provides mathematical easing functions to control the acceleration and deceleration of property transitions.
• Animation Controls - Provides programmatic methods to pause, resume, or stop active animation sequences.
• Animation Timelines - Defines multi-step animation sequences using keyframes to control transforms, origins, and timing functions.
• Animation Playback Controls - Regulates timing and flow by pausing, resuming, or stopping animations globally or on a per-element basis.
• Asynchronous Synchronization - Returns promises upon animation completion to synchronize visual updates with asynchronous code patterns.
• CSS Property Modifiers - Provides a programmatic interface to read and update CSS properties and element visibility states.
• Keyframe Animation Engines - Defines a series of discrete value states and timing offsets to control complex multi-step transitions.
• Staggered Animation Trails - Coordinates start times across multiple elements to trigger staggered visual updates.
• Animation and Motion - High-performance JavaScript animation engine.
• Animations and Motion - Accelerates JavaScript-based animation performance.
• General Animation Engines - Accelerated JavaScript animation engine.
• 动画(Animate) - Listed in the “动画(Animate)” section of the Awesome Frontend awesome list.

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