Nextjs Best Practices

React Best Practices

davila7

A React and Next.js performance guide with 40+ rules on waterfalls, bundles, rendering and re-renders.

Web Performance Optimization

davila7

Guides developers through measuring and fixing web performance issues such as Core Web Vitals, bundle size, images and caching.

Find Bugs

davila7

Reviews local branch changes for bugs, security vulnerabilities, and code quality issues, reporting findings without making changes.

Browser Automation

davila7

Guides browser automation with Playwright and Puppeteer for testing, scraping, and agentic browser control.

Code Review

davila7

Guides code reviews of pull requests using Sentry engineering practices, covering security, performance, testing and design.

Commit

davila7

Formats Git commit messages using Sentry's conventional-commit conventions, including issue references.

Playground

anthropics

Featured

Builds self-contained interactive HTML playgrounds with controls, live preview, and copyable prompt output.

M5 Onboard

anthropics

Featured

Provisions M5Stack ESP32 boards by detecting them on USB, flashing UIFlow 2.0 firmware, and installing a MicroPython app bundle.

Cardputer Buddy

anthropics

Featured

Guides iterating on a Cardputer-Adv MicroPython app bundle: adding apps, pushing files over USB-serial, tailing logs, and running REPL commands.

Web Design Guidelines

vercel-labs

Featured

Reviews UI code against Web Interface Guidelines fetched from a remote source and reports findings as file:line entries.

Vercel React Native Skills

vercel-labs

Featured

React Native and Expo best-practice rules covering list performance, animation, navigation, UI patterns, state, and monorepo setup.

Vercel React Best Practices

vercel-labs

Featured

Vercel's React and Next.js performance guidelines, organized as 70 rules for writing, reviewing, and refactoring code.