Public repository of the Micro QuickJS Javascript Engine

Type-Safe Errors for JS & TypeScript

Valdi is a cross-platform UI framework that delivers native performance without sacrificing developer velocity.

Extensible component for incredibly fast viewing of flame charts

Workflow DevKit: Build durable, reliable, and observable apps and AI Agents in TypeScript

A tiny CPU simulator written in Python

Select context for coding agents directly from your website

Evals for Next.js up to 15.5.6 to test AI model competency at Next.js

The AI Toolkit for TypeScript. From the creators of Next.js, the AI SDK is a free open-source library for building AI-powered applications and agents

A tool kit for generating high quality prompts using DSPy GEPA optimizer

Authentication for MCP Servers

Bidirectional Channels for JavaScript

Differential Dataflow in TypeScript

OpenTUI is a library for building terminal user interfaces (TUIs)

NodeJS Task List derived from the best! Create beautiful CLI interfaces via easy and logical to implement task lists that feel alive and interactive.

A highly extensible Git implementation in pure Go.

Typescript API to access the Runloop platform

A fully customizable and self-hosted sandboxing solution for AI agent code execution and computer use. It features out-of-the-box support for backtracking, a simple REST API and Python SDK, automat…

OpenF1 API - Real-time and historical Formula 1 data

Flags SDK by Vercel

Next.js + AI SDK chatbot starter template for reasoning models

Fully open reproduction of DeepSeek-R1

Evaluate your LLM-powered apps with TypeScript

📸 Quickly generate image from DOM node using HTML5 canvas and SVG.

The most comprehensive authentication framework for TypeScript

The dynamic personal homepage builder

One-stop shop for building AI-powered products and businesses with Stripe.

Chat first code editor. To download the packaged app: