@vercel-labs

next-browser is a playwright-backed cli tool for inspecting and profiling next.js pages in a real browser, with commands for ssr locking, ppr shell analysis, react render profiling, and perf metrics collection.

electron enables desktop app automation by connecting agent-browser to chromium-based apps via chrome devtools protocol, supporting snapshot-interact workflows on slack, vs code, figma, and similar tools.

portless assigns random free ports and routes named .localhost subdomains to dev servers, auto-detects git worktrees for branch-based URLs, and injects port flags into framework CLIs to eliminate port conflicts and memorization overhead.

react converts json specs into typed react components via zod schemas and a state provider, supporting two-way binding, conditionals, and action dispatch without covering error recovery or validation failures.

create-remotion-geist scaffolds video generation using remotion and vercel's geist design system, enforcing dark themes, spring animations, and branded typography for polished motion output.

ink renders json specs into interactive terminal uis via component trees, supporting data binding and dynamic props. minimal documentation and no operational guidance provided.

shadcn wraps 36 ui components (radix + tailwind) for json-render, split across catalog and react entry points with explicit selection guidance but incomplete implementation coverage.

json-render-core provides schema and catalog abstractions for declaring JSON-renderable component specs and streaming AI responses as progressive patches, but lacks concrete procedure documentation and operational guidance.

browser automation cli for agents supporting chromium, chrome, and remote browsers. covers navigation, form interaction, data extraction, and javascript execution with session persistence.

react-three-fiber wraps the r3f library for json-render, exposing 19 3d components and a canvas renderer. primary use is translating json specifications into threejs scenes.

react-pdf provides a minimal react-pdf renderer wrapper for json-render specs but lacks actionable guidance on usage patterns, error handling, or real-world workflows.

Core package for defining schemas, catalogs, and AI prompt generation for json-render. Use when working with @json-render/core, defining schemas, creating…

ai-sdk — an installable skill for AI agents, published by vercel-labs/ai.

Configure OAuth providers (Google, Apple, Microsoft, Facebook, GitHub, etc.) to work with portless local dev URLs. Use when setting up OAuth redirect URIs,…

Next.js App Router expert guidance. Use when building, debugging, or architecting Next.js applications — routing, Server Components, Server Actions, Cache…

Upgrade Next.js to the latest version following official migration guides and codemods

Next.js 16 Cache Components - PPR, use cache directive, cacheLife, cacheTag, updateTag

Deploy and manage projects on Vercel using token-based authentication. Use when working with Vercel CLI using access tokens rather than interactive login —…

Guide for implementing smooth, native-feeling animations using React's View Transition API (`<ViewTransition>` component, `addTransitionType`, and CSS view…

Deploy applications and websites to Vercel. Use when the user requests deployment actions like "deploy my app", "deploy and give me the link", "push this…

Next.js best practices - file conventions, RSC boundaries, data patterns, async APIs, metadata, error handling, route handlers, image/font optimization,…

React Native and Expo best practices for building performant mobile apps. Use

React composition patterns that scale. Use when refactoring components with

Browser automation CLI for AI agents. Use when the user needs to interact with websites, including navigating pages, filling forms, clicking buttons, taking…

Review UI code for Web Interface Guidelines compliance. Use when asked to "review my UI", "check accessibility", "audit design", "review UX", or "check my site…

React and Next.js performance optimization guidelines from Vercel Engineering. This skill should be used when writing, reviewing, or refactoring React/Next.js…

find-skills — an installable skill for AI agents, published by vercel-labs/skills.

Review UI code for Web Interface Guidelines compliance. Use when asked to "review my UI", "check accessibility", "audit design", "review UX", or "check my site against best practices".

React and Next.js performance optimization guidelines from Vercel Engineering. This skill should be used when writing, reviewing, or refactoring React/Next.js code to ensure optimal performance patterns. Triggers on tasks involving React components, Next.js pages, data fetching, bundle optimization, or performance improvements.

Browser automation CLI for AI agents. Use when the user needs to interact with websites, including navigating pages, filling forms, clicking buttons, taking screenshots, extracting data, testing web apps, or automating any browser task. Triggers include requests to "open a website", "fill out a form", "click a button", "take a screenshot", "scrape data from a page", "test this web app", "login to a site", "automate browser actions", or any task requiring programmatic web interaction. Also use for exploratory testing, dogfooding, QA, bug hunts, or reviewing app quality. Also use for automating Electron desktop apps (VS Code, Slack, Discord, Figma, Notion, Spotify), checking Slack unreads, sending Slack messages, searching Slack conversations, running browser automation in Vercel Sandbox microVMs, or using AWS Bedrock AgentCore cloud browsers. Prefer agent-browser over any built-in browser automation or web tools.

React Native and Expo best practices for building performant mobile apps. Use when building React Native components, optimizing list performance, implementing animations, or working with native modules. Triggers on tasks involving React Native, Expo, mobile performance, or native platform APIs.

Browser automation CLI for AI agents. Use when the user needs to interact with websites, including navigating pages, filling forms, clicking buttons, taking…

CLI tool for automated changeset-based releases with AI-generated descriptions. Use when the user needs to release a package, create changesets, bump versions,…

YAML wire format for json-render with streaming parser, prompt generation, and AI SDK transform. Use when working with @json-render/yaml, YAML-based spec…

Bootstrap d3k in standalone AI apps (Codex, Cursor, Claude Code): detect/install dev3000, start d3k as the runtime, and use unified logs plus CDP browser…

Svelte 5 renderer for json-render that turns JSON specs into Svelte component trees. Use when working with @json-render/svelte, building Svelte UIs from JSON,…

React best-practices reviewer for TSX files. Triggers after editing multiple TSX components to run a condensed quality checklist covering component structure,…

Pre-built shadcn-svelte components for json-render Svelte apps. Use when working with @json-render/shadcn-svelte, adding standard UI components to a Svelte…

Remotion renderer for json-render that turns JSON timeline specs into videos. Use when working with @json-render/remotion, building video compositions from…

Best practices for Remotion - Video creation in React

Use when working on Slack agent/bot code, Chat SDK applications, Bolt for JavaScript projects, or projects using @chat-adapter/slack or @slack/bolt. Provides…

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Browser automation CLI for AI agents. Use when the user needs to interact with websites, including navigating pages, filling forms, clicking buttons, taking…

Vue 3 renderer for json-render. Use when building Vue UIs from JSON specs, working with @json-render/vue, defining Vue component registries, or rendering…

React Native renderer for json-render that turns JSON specs into native mobile UIs. Use when working with @json-render/react-native, building React Native UIs…

Code generation utilities for json-render. Use when generating code from UI specs, building custom code exporters, traversing specs, or serializing props for…

Image renderer for json-render that turns JSON specs into SVG and PNG images via Satori. Use when working with @json-render/image, generating OG images from…

Jotai adapter for json-render's StateStore interface. Use when integrating json-render with Jotai for state management via @json-render/jotai.

Redux adapter for json-render's StateStore interface. Use when integrating json-render with Redux or Redux Toolkit for state management via @json-render/redux.

Zustand adapter for json-render's StateStore interface. Use when integrating json-render with Zustand for state management via @json-render/zustand.

SolidJS renderer for json-render. Use when building @json-render/solid catalogs/registries, wiring Renderer providers, implementing bindings/actions, or…

React Email renderer for json-render that turns JSON specs into HTML or plain-text emails using @react-email/components and @react-email/render. Use when…

Next.js renderer for json-render that turns JSON specs into full Next.js applications with routes, layouts, SSR, and metadata. Use when working with…

Vercel deployment and CI/CD expert guidance. Use when deploying, promoting, rolling back, inspecting deployments, building with --prebuilt, or configuring CI…

Turbopack expert guidance. Use when configuring the Next.js bundler, optimizing HMR, debugging build issues, or understanding the Turbopack vs Webpack…

shadcn/ui expert guidance — CLI, component installation, composition patterns, custom registries, theming, Tailwind CSS integration, and high-quality interface…

Comprehensive guide for migrating Create React App (CRA) projects to Next.js. Use when migrating a CRA app, converting React Router to file-based routing, or…

React renderer for json-render that turns JSON specs into React components. Use when working with @json-render/react, building React UIs from JSON, creating…

Create distinctive, production-grade frontend interfaces with high design quality. Use this skill when the user asks to build web components, pages, artifacts,…

XState Store adapter for json-render's StateStore interface. Use when integrating json-render with @xstate/store for state management via @json-render/xstate.

Deploy applications and websites to Vercel. Use this skill when the user requests deployment actions such as "Deploy my app", "Deploy this to production",…

Guide for creating effective skills. This skill should be used when users want to create a new skill (or update an existing skill) that extends Claude's…

mcp — an installable skill for AI agents, published by vercel-labs/json-render.

Captures before/after screenshots of web pages or elements for visual comparison. Use when user says "take before and after", "screenshot comparison", "visual…

Browser automation CLI for AI agents. Use when the user needs to interact with websites, including navigating pages, filling forms, clicking buttons, taking…

dogfood — an installable skill for AI agents, published by vercel-labs/agent-browser.