dixonandmoe/rellax
Rellax
Rellax is a dependency-free vanilla JavaScript library and frontend utility used to create parallax web design effects. It functions as a scroll-based animation tool that moves page elements at different speeds to produce a sense of depth and layered motion.
The library supports both vertical and horizontal parallax tracking for panoramic layouts and allows for motion speed control. It includes breakpoint-aware speed mapping to adjust movement based on screen width and provides viewport centering to position elements relative to the center of the screen.
Beyond basic motion, the tool manages z-space layer ordering and can monitor custom scroll containers instead of the global window. It includes capabilities for tracking position changes, refreshing state for dynamic layouts, and removing effects to reset elements to their static positions.
Features
- Parallax Effects - A lightweight library for creating depth and motion in web layouts via scroll-based parallax effects.
- Motion Speed Control - Implements precise control over how fast elements move during scrolling, including responsive breakpoint-aware speed mapping.
- Frontend UI Components - Provides a lightweight set of interface utilities for managing element layering and viewport-relative positioning.
- Parallax Backgrounds - A specialized library for implementing depth-based scrolling and parallax motion effects in web interfaces.
- Scroll Animations - Triggers visual parallax transitions and element movement based on the user's scroll position within the viewport.
- Scroll-Driven Animation Tools - Synchronizes visual transitions and element property changes with the user's vertical or horizontal scroll position.
- Vanilla JavaScript Utilities - Ships as a dependency-free vanilla JavaScript script for adding interactive visual effects to web pages.
- Layer-Based Motion Effects - Utilizes layer-based motion to move page elements at different speeds, creating a sense of depth.
- Element Scroll Trackers - Monitors the scroll position of specific DOM elements to drive layered motion effects.
- Horizontal Parallax Layouts - Implements panoramic effects by tracking horizontal scroll movement to animate elements across the screen.
- Viewport Center Offsets - Determines element movement by measuring the distance between the element center and the current viewport center.
- Horizontal Tracking - Provides horizontal scroll tracking to enable parallax effects for panoramic layouts.
- Responsive Animation Adjustments - Adjusts parallax motion speeds and behaviors based on screen size and device breakpoints.
- Scroll Containers - Supports monitoring scroll events within specific overflow elements instead of the global window.
- Responsive Breakpoint Mapping - Provides the ability to map different parallax movement speeds to specific screen width breakpoints for responsive design.
- Z-Index Management - Manages the stacking order of elements in Z-space to ensure correct overlapping and depth perception.
- Direct DOM Manipulation - Uses direct DOM manipulation via CSS transforms to achieve smooth, hardware-accelerated parallax motion.
- Animation Libraries - Lightweight parallax scrolling library.
- Scroll Effects - Lightweight vanilla JavaScript parallax library.
- Scrolling Effects - Smooth parallax scrolling library.
Star history
How this analysis was created: This summary and feature list were written by an AI model that read the project's README and public documentation pages. Each feature links to the documentation it came from; stars, license and language come straight from the GitHub API. The model does not read the source code, and the analysis is refreshed when the project is re-analysed. Learn more on our About page.
