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claude-skills

by Jeffallan · Jeffallan/claude-skills

66 full-stack developer skills across 12 categories — auto-loads the right reference when you ask about NestJS JWT, React hooks, or Postgres indexes.

A focused skill library for full-stack developers. 66 SKILL.md bundles cover languages, backend and frontend frameworks (NestJS, React, etc.), infrastructure, APIs, testing, DevOps, security, data/ML, and platform-specific patterns. Contextual activation means mentioning a specific stack auto-pulls the relevant reference.

Why use it

Key features

Live Demo

What it looks like in practice

claude-skill-2.replay ▶ ready
0/0

Install

Pick your client

~/Library/Application Support/Claude/claude_desktop_config.json  · Windows: %APPDATA%\Claude\claude_desktop_config.json
{
  "mcpServers": {
    "claude-skill-2": {
      "command": "git",
      "args": [
        "clone",
        "https://github.com/Jeffallan/claude-skills",
        "~/.claude/skills/claude-skills"
      ],
      "_inferred": true
    }
  }
}

Open Claude Desktop → Settings → Developer → Edit Config. Restart after saving.

~/.cursor/mcp.json · .cursor/mcp.json
{
  "mcpServers": {
    "claude-skill-2": {
      "command": "git",
      "args": [
        "clone",
        "https://github.com/Jeffallan/claude-skills",
        "~/.claude/skills/claude-skills"
      ],
      "_inferred": true
    }
  }
}

Cursor uses the same mcpServers schema as Claude Desktop. Project config wins over global.

VS Code → Cline → MCP Servers → Edit
{
  "mcpServers": {
    "claude-skill-2": {
      "command": "git",
      "args": [
        "clone",
        "https://github.com/Jeffallan/claude-skills",
        "~/.claude/skills/claude-skills"
      ],
      "_inferred": true
    }
  }
}

Click the MCP Servers icon in the Cline sidebar, then "Edit Configuration".

~/.codeium/windsurf/mcp_config.json
{
  "mcpServers": {
    "claude-skill-2": {
      "command": "git",
      "args": [
        "clone",
        "https://github.com/Jeffallan/claude-skills",
        "~/.claude/skills/claude-skills"
      ],
      "_inferred": true
    }
  }
}

Same shape as Claude Desktop. Restart Windsurf to pick up changes.

~/.continue/config.json
{
  "mcpServers": [
    {
      "name": "claude-skill-2",
      "command": "git",
      "args": [
        "clone",
        "https://github.com/Jeffallan/claude-skills",
        "~/.claude/skills/claude-skills"
      ]
    }
  ]
}

Continue uses an array of server objects rather than a map.

~/.config/zed/settings.json
{
  "context_servers": {
    "claude-skill-2": {
      "command": {
        "path": "git",
        "args": [
          "clone",
          "https://github.com/Jeffallan/claude-skills",
          "~/.claude/skills/claude-skills"
        ]
      }
    }
  }
}

Add to context_servers. Zed hot-reloads on save.

claude mcp add claude-skill-2 -- git clone https://github.com/Jeffallan/claude-skills ~/.claude/skills/claude-skills

One-liner. Verify with claude mcp list. Remove with claude mcp remove.

Use Cases

Real-world ways to use claude-skills

Implement JWT auth in NestJS the idiomatic way

👤 Backend engineers working in NestJS ⏱ ~40 min intermediate

When to use: You need JWT with refresh tokens and don't want to wire up the passport modules from scratch.

Prerequisites
  • NestJS project — nest new my-app
Flow
  1. Request the implementation
    Use the NestJS skill. Add JWT auth with refresh tokens to this project.✓ Copied
    → Claude loads the NestJS reference and produces idiomatic module structure (AuthModule, JwtStrategy, guards)
  2. Add tests
    Now add e2e tests for the auth endpoints using the testing skill.✓ Copied
    → Jest + supertest test files following NestJS conventions

Outcome: Production-pattern JWT auth with tests.

Pitfalls
  • Claude mixes NestJS decorators with Express middleware patterns — Insist on 'NestJS idioms only — no raw Express'
Combine with: github

Diagnose a React perf regression

👤 Frontend engineers ⏱ ~30 min intermediate

When to use: A page that was snappy is now janky and React DevTools shows too many re-renders.

Flow
  1. Share the suspect component
    Use the React skill. Here's the component tree [paste]. Identify why Settings.tsx re-renders on every keystroke.✓ Copied
    → Concrete diagnosis (context provider wrap, unmemoized object prop, etc.) with the fix
  2. Apply + measure
    Apply the fix and walk me through how to verify in DevTools.✓ Copied
    → Specific profiler steps

Outcome: A fixed render regression with a reproducible verification.

Pitfalls
  • Wrapping everything in memo/useCallback without measuring — The skill explicitly pushes measure-first
Combine with: chrome-devtools

Combinations

Pair with other MCPs for X10 leverage

claude-skill-2 + github

Skill writes code; GitHub MCP opens the PR

Implement the NestJS auth module, then open a PR with the changes.✓ Copied
claude-skill-2 + playwright-skill

Frontend skill builds the UI; Playwright skill tests the happy path

Build the new form, then use playwright-skill to write a browser test that submits it.✓ Copied

Tools

What this MCP exposes

ToolInputsWhen to callCost
Backend framework skills (NestJS, etc.) feature request Backend work in a supported framework 0
Frontend framework skills (React, etc.) UI task Frontend feature work 0
Testing skills code to test Adding or fixing test coverage 0
DevOps / infra skills deployment context Deployment and ops work 0
Security skills code or flow to review Security-sensitive code paths 0

Cost & Limits

What this costs to run

API quota
None
Tokens per call
2-6k per skill reference loaded
Monetary
Free — skills are local
Tip
Name the stack in the prompt to load only the relevant skill.

Security

Permissions, secrets, blast radius

Credential storage: No credentials — skill is prompts
Data egress: None

Troubleshooting

Common errors and fixes

Wrong framework's patterns applied

Name the framework explicitly in the prompt.

Skill not auto-loading on a relevant question

Mention the framework or category — auto-routing across 66 skills is fuzzy.

Alternatives

claude-skills vs others

AlternativeWhen to use it insteadTradeoff
claude-skill (alirezarezvani)You want PM, marketing, and compliance alongside engineeringBroader but noisier for pure dev work
Framework-specific skills (convexskills, terraform-skill)You only work in one stackDeeper in one area, no breadth

More

Resources

📖 Read the official README on GitHub

🐙 Browse open issues

🔍 Browse all 400+ MCP servers and Skills