Custom devicePixelRatio change event

Scales a target <canvas> according to the devicePixelRatio and backingStoreData

Use JS to choose <img> src based on devicePixelRatio

A React hook to monitor browser zoom level via devicePixelRatio.

ESLint plugin that detects incorrect use of DOM globals in order to properly do SSR

A renderer implemented with Canvas2D API in mobile environment

React hook for finding device pixel ratio (DPR), optionally capping/rounding

[](https://cobe.vercel.app)

[](https://github.com/observablehq/stdlib/actions?workflow=Node+CI)

## 使用示例 * umd script方式 ```js <canvas id="web-clock"></canvas> <script src="./dist/webclock.umd.production.min.js"></script> <script> (() => { const clock = new WebClock.default('web-clock', { width: 480, height: 480, dpi: devicePixelRatio ||

Sync: `values.anything` with `window.whatever` onscroll & onresize

Verified generative visualization for React and agents, with deterministic chart validation, repair, rendering evidence, and MCP.

Componentes y utilidades para generar y renderizar gráficos (Chart.js) dentro de PDFs con @react-pdf/renderer. Utiliza `chartjs-node-canvas` en entornos Node/SSR y un fallback con `Chart.js` + canvas en navegador.

A single asynchronous function that returns a browser fingerprint (8‑char hex) without requiring any user permission.

sets up a retina-scaled canvas with render loop

PowerPoint-faithful PPTX editor and viewer core — full OOXML fidelity, real-time human + AI agent collaboration. Framework-free (Rust/Wasm).

A renderer implemented with Canvas2D API in mobile environment

A powerful abstraction over webgpu which aims to be fully customizable

A better/faster way to start writing games

An infinite canvas tutorial