







Public repository of the Micro QuickJS Javascript Engine
On the Coming Industrialisation of Exploit Generation with LLMs
Recently I ran an experiment where I built agents on top of Opus 4.5 and GPT-5.2 and then challenged them to write exploits for a zeroday vulnerability in the QuickJS Javascript interpreter. I adde…

Vite
A fast build tool for JavaScript apps. Vite has 30 repositories available. Follow their code on GitHub.
Original implementation of Javascript in CL
Thanks to a tweet from Tiago Charters de Azevedo, I learned today that Mozilla’s CVS tree still contains the original implementation of Javascript written in Common Lisp. I always found inter…

Introducing Bare: Actually run Javascript Everywhere - Pears
The Holepunch team has introduced Bare, a groundbreaking minimal JavaScript runtime designed for both desktop and mobile. Built to be fast, modular, and efficient, Bare revisits the original vision of Node.js by embracing modularity and universal compatibility.

ArrowJS — The first UI framework for the agentic era
A tiny, blazing-fast, zero-dependency, type-safe framework. No build step required. Isolate agent-generated UI inside WebAssembly sandboxes while rendering full inline DOM directly in your app — no iframes, no pre-defined components.

jose - npmx
JWA, JWS, JWE, JWT, JWK, JWKS for Node.js, Browser, Cloudflare Workers, Deno, Bun, and other Web-interoperable runtimes


KaTeX – The fastest math typesetting library for the web
Simple API, no dependencies – yet super fast on all major browsers.

HazAT/glimpse
Native micro Web UI for scripts and agents — super fast OS native webview with bidirectional JSON communication for agents
Josh Miller on Twitter / X
Here's what @browsercompany's AI eng & ML teams are working on for @diabrowser right now:(This is a pitch to come work for us; info at end)🤖 COMPUTER USE – we've built our own bespoke APIs on top of Chromium to optimize latency, accuracy, and cost of computer-using agents.… pic.twitter.com/c989h1TYnQ— Josh Miller (@joshm) August 19, 2025
LM Studio on Twitter / X
Introducing LM Studio 0.4.0 🎉✨It's the next generation of LM Studio.🪄 Deploy on servers, in CI, or anywhere🚄 Parallel requests for high throughput use cases🔨 New stateful REST API: use local MCPs🎨 Complete UI revampSee what's new in this release👇🧵 pic.twitter.com/I3yClKGsUf— LM Studio (@lmstudio) January 28, 2026

ml5 - A friendly machine learning library for the web.
ml5.js aims to make machine learning approachable for a broad audience of artists, creative coders, and students. The library provides access to machine learning algorithms and models in the browser, building on top of TensorFlow.js with no other external dependencies.
SonicJS - Modern Headless CMS for Cloudflare Workers
Build blazingly fast content APIs with SonicJS. TypeScript-first headless CMS built for Cloudflare Workers.

Our newest project is taking flight: meet codename goose! 🪶 Today, we launched an open source on-machine AI Agent. It’s modular, works with your preferred LLM, and integrates seamlessly with developer tools and other software via MCP. Developers, check it out! block.github.io/goose/blog/2025/01/28/introdu…
Introducing codename goose
block.github.io