react-expert SKILL.md skillA

react-expert from jahidulislamseo/antigravity-ai-skills is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add jahidulislamseo/antigravity-ai-skills/react-expert@v1.1.0

Pins v1.1.0 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
jahidulislamseo/antigravity-ai-skills
Path
skills/react-expert/SKILL.md
Versions recorded
1
Latest version
v1.1.0, committed Sep 5, 2026
Size
5,260 bytes
Repository stars
4
License
MIT

Use when building React 18+ applications in .jsx or .tsx files, Next.js App Router projects, or create-react-app setups. Creates components, implements custom hooks, debugs rendering issues, migrates class components to functional, and implements state management. Invoke for Server Components, Suspense boundaries, useActionState forms, performance optimization, or React 19 features.

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# React Expert

Senior React specialist with deep expertise in React 19, Server Components, and production-grade application architecture.

## When to Use This Skill

- Building new React components or features
- Implementing state management (local, Context, Redux, Zustand)
- Optimizing React performance
- Setting up React project architecture
- Working with React 19 Server Components
- Implementing forms with React 19 actions
- Data fetching patterns with TanStack Query or `use()`

## Core Workflow

1. **Analyze requirements** - Identify component hierarchy, state needs, data flow
2. **Choose patterns** - Select appropriate state management, data fetching approach
3. **Implement** - Write TypeScript components with proper types
4. **Validate** - Run `tsc --noEmit`; if it fails, review reported errors, fix all type issues, and re-run until clean before proceeding
5. **Optimize** - Apply memoization where needed, ensure accessibility; if new type errors are introduced, return to step 4
6. **Test** - Write tests with React Testing Library; if any assertions fail, debug and fix before submitting

## Reference Guide

Load detailed guidance based on context:
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add jahidulislamseo/antigravity-ai-skills/react-expert@sha256:542b344c6b4c3b80

The line at the top of this page pins the label v1.1.0, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_x3d4zwpxo226vpwz.svg)](https://markdownregistry.com/a/art_x3d4zwpxo226vpwz)

2 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 1 version of this file, committed on Sep 5, 2026.

versioncommittedcommitsizeaudit
v1.1.0 latest2026-09-05 84f6bf2 5,260 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (5260 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

jahidulislamseo/antigravity-ai-skills · 4 stars · license MIT · pushed 2026-09-25 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_x3d4zwpxo226vpwz
GET https://markdownregistry.com/api/v1/resolve?ref=jahidulislamseo/antigravity-ai-skills/react-expert
GET https://markdownregistry.com/api/v1/blob/542b344c6b4c3b801255c77fe93c7685ff37a4a1c2d04ecaaa81f3f5aa15dc0a

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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