Fast, accurate & comprehensive text measurement & layout

AGENTS.md — a simple, open format for guiding coding agents

A super-simple-small promise-based keyval store implemented with IndexedDB

A native Typescript/Javascript port of Clipper2

Read and write OpenType fonts using JavaScript.

An ahead-of-time JavaScript compiler

Multicultural Avatar Generator in JavaScript

Validator for 3D Tiles 🚦

Apply a relative pixel offset to polylines without changing their coordinates.

cubic-bezier implementation for your JavaScript animation easings – MIT License

拼音匹配，具备分词、缩写、多音字匹配能力，支持繁体版

Copy files and folders using Rollup

a streaming interface for archive generation

A Javascript implementation of zip for nodejs. Allows user to create or extract zip files both in memory or to/from disk

Parse your FIT files easily, directly from JS (Garmin, Polar, Suunto)

Fast and powerful CSV (delimited text) parser that gracefully handles large files and malformed input

utility for setting up Canvas2D dimensions

Convert json to csv with column titles

Spectrum UI ⭐ is a collection of re-usable components built using Aceternity UI Magic UI and ShadCN UI that you can copy and paste into your apps.

High-performance engine for capturing, modifying, and converting DOM elements into any format.

Tiny terminal spinner

所有小初高、大学PDF教材。

Polygon and line clipping and offsetting library (Javascript) - a port of Angus Johnson's clipper

Limited Error Raster Compression

Fast gaussian blur in pure JavaScript via IIR filer

Staging repo for development of native port of TypeScript

compact zlib, deflate, inflate, zip library in JavaScript

convert geojson to gpx

Straight skeleton algorithm implementation in TypeScript

Fast drag and drop for any experience on any tech stack