ArrowJS — The first UI framework for the agentic era
The first UI framework for the agentic era A tiny, blazing-fast, zero dependency, type-safe framework with no build step required. ArrowJS ships with the ability to isolate component logic inside Web Assembly sandboxes while rendering full inline DOM directly in your app — no iframes, no pre-defined UI components. Use it to build fast, maintainable applications — or to ship safe, flexible, on-dema
GitHub - chenglou/pretext
Pure JavaScript/TypeScript library for multiline text measurement & layout. Fast, accurate & supports all the languages you didn't even know about. Allows rendering to DOM, Canvas, SVG and soon, server-side. Pretext side-steps the need for DOM measurements (e.g. getBoundingClientRect, offsetHeight), which trigger layout reflow, one of the most expensive operations in the browser. It implements its
GitHub - sam247/openredaction: Open Source PII detection and redaction for JavaScript/Typescript. Achieve enterprise compliance and unparalleled, lightning fast performance, all 100% local.
OpenRedaction is a production-ready library that helps you keep sensitive data out of logs, prompts, and analytics pipelines. It combines 570+ curated regex patterns with advanced context-aware validation, checksum verification, and multiple redaction modes. Key principles: Regex-first: Pattern-based detection runs locally, fast, and private Fully open source: MIT licensed, no vendor lock-in Priva
GitHub - dupontcyborg/numpy-ts: Full NumPy, in TypeScript/JavaScript (94% coverage)
import * as np from 'numpy-ts'; // Array creation with dtype support const A = np.array([[1, 2], [3, 4]], 'float32'); const B = np.ones([2, 2], 'int32'); // Broadcasting and chained operations const result = A.add(5).multiply(2); // Linear algebra const C = A.matmul(B); const trace = A.trace(); // Reductions with axis support const colMeans = A.mean(0); // [2.0, 3.0] // NumPy-style slicing with st
Release notes | Zod
After a year of active development: Zod 4 is now stable! It's faster, slimmer, more tsc-efficient, and implements some long-requested features. Huge thanks to Clerk, who supported my work on Zod 4 through their extremely generous OSS Fellowship. They were an amazing partner throughout the (much longer than anticipated!) development process. For a complete list of breaking changes, refer to the Mig
Release v2.0.0 · unjs/jiti
🌟 Highlights 🔥 Native ESM jiti v2 now natively supports ESM import and resolution with new API await jiti.import(id) and jiti.esmResolve(id). This allows top-level await and native+faster importing of ES-only modules with increased compatibility ⚛️ JSX Support You can now directly import .jsx/.tsx files with jiti! See examples with nano-js, preact, React and Vue. This feature is opt-in for now (
macaron — Colocated CSS-in-JS with zero-runtime
const Button = styled('button', { base: { borderRadius: 6, }, variants: { color: { neutral: { background: 'whitesmoke' }, accent: { background: 'slateblue' }, }, rounded: { true: { borderRadius: 999 }, }, }, compoundVariants: [ { variants: { color: 'neutral', rounded: true, }, style: { background: 'ghostwhite' }, }, ], defaultVariants: { color: 'accent', }, }); <Button color="neutral" rounded> Cli
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Release v4.1.0 · colinhacks/zod
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