MCPInstall

best-practices

Language-specific best practices, code quality standards, and framework detection rules. Use when executing refactoring workflows, applying code quality rules, detecting frameworks, or checking language-specific patterns for TypeScript, Python, Go, Swift, or React.

Installs
114
Last 24h
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Install

Works with every agent the skills CLI supports.

npx skills add https://github.com/fradser/dotclaude --skill best-practices
  1. 01

    Install

    Run the command in your project. The CLI asks which agents to install for.

  2. 02

    Describe the task

    Ask your agent for something this skill covers. It loads best-practices automatically when relevant.

  3. 03

    Review the result

    The agent follows the SKILL.md steps, scripts and references bundled with the skill.

SKILL.md

The instructions your agent reads when the skill is triggered.

Best Practices

Language References

Each file extension maps to a specific reference:

  • .ts, .js — references/typescript.md
  • .tsx, .jsx — references/typescript.md + references/react/react.md
  • .py — references/python.md + references/python/INDEX.md
  • .go — references/go.md
  • .swift — references/swift.md

Universal principles are in references/universal.md.

Next.js/React References

For Next.js projects, the references/react/ directory provides:

  1. references/react/rules/INDEX.md — pattern index by impact level
  2. references/react/rules/_sections.md — priorities and categories
  3. Specific rule files matching observed patterns

Rule Application

  • Framework-specific rules (e.g., Next.js) apply only when that framework is detected
  • CRITICAL rules have highest priority: waterfalls, bundle size, hydration
  • All refactoring MUST preserve behavior and public interfaces

Code Quality Standards

  • Comments: Only for complex business logic; code-restating comments are unnecessary
  • Error Handling: Try-catch only where recoverable; no defensive checks in trusted paths
  • Type Safety: No any; proper types or unknown with guards are required
  • Style: Existing code style and CLAUDE.md conventions take precedence
  • Cleanup: Unused imports, variables, functions, and types are removed
  • No compat hacks: Unused _vars and re-exports of deleted code are deleted
  • Renaming: Descriptive names are preferred over marking as unused
  • Dead code: Dead code is deleted, never commented out
  • File Organization: Single Responsibility applies at file level; files with multiple concerns are candidates for splitting (see references/universal.md)

FAQ

What does the best-practices skill do?

Language-specific best practices, code quality standards, and framework detection rules. Use when executing refactoring workflows, applying code quality rules, detecting frameworks, or checking language-specific patterns for TypeScript, Python, Go, Swift, or React.

How do I install best-practices?

Run npx skills add https://github.com/fradser/dotclaude --skill best-practices in your project. The skills CLI detects the agents you use and copies the skill into the right folder. For Claude Code you can also place the skill folder at ~/.claude/skills/best-practices/ (personal) or .claude/skills/best-practices/ (project).

Which AI agents can use best-practices?

Any agent that supports the open Agent Skills format (a folder with a SKILL.md file), including Claude Code, Codex, Cursor, GitHub Copilot, Gemini CLI, Windsurf, Cline, OpenCode and more.

Is best-practices safe to install?

No partner security audit is available yet. Skills can run commands and scripts, so read the SKILL.md and any bundled files before installing.

Who maintains best-practices?

It is published by fradser in fradser/dotclaude. It has 114 recorded installs.

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