Use Custom Media Queries in CSS

Utility to measure view bounds

Render functions for WebGL and image buffers

Use vb and vi length units in CSS

Scale of Cartesian Coordinates

Parser for the content attribute of the meta viewport

The primary entrypoint to the Firebase JS SDK

Storybook: Develop, document, and test UI components in isolation

use-viewport-size hook from `@react-aria` utils

A highly configurable viewport/2D camera designed to work with pixi.js. Features include dragging, pinch-to-zoom, mouse wheel zooming, decelerated dragging, follow target, snap to point, snap to zoom, clamping, bouncing on edges, and move on mouse edges.

Track React component in viewport using Intersection Observer API

Find self-intersections in geojson polygon (possibly with interior rings)

convert between viewports and extents

TypeScript definitions for d3-polygon

Simple utility for watching and retrieving browser viewport width, height, vmin and vmax

a point geometry with transforms

compute the bounding box of geojson features

Proj4js is a JavaScript library to transform point coordinates from one coordinate system to another, including datum transformations.

Detect if an Ember View or Component is in the viewport @ 60FPS

A Javascript function for reading a variety of coordinate formats and converting to decimal numbers. Builds on other efforts by returning the verbatim coordinates and the decimal coordinates all in one object.