# Vibe Coding > LLM-readable code standards. Functions ≤50 lines, files ≤200 lines, nesting ≤3 levels. SRP, DRY, KISS, Early Return. Use when this capability is needed. - Skill: `tomevault-io/vibe-coding` (Agent Skill, multi-file: 2 files) - Install (CLI): `npx skillmds@latest add tomevault-io/vibe-coding` - Raw SKILL.md: https://api.skillmd.com/api/skills/tomevault-io/vibe-coding/raw - Safety review: pending (external: skill-scanner PASS, skillspector PASS) - Works with: Claude Code, Claude.ai, OpenAI Codex - Category: AI & ML - Author: tomevault-io (https://skillmd.com/u/tomevault-io) - Updated: 2026-09-17 - Page: https://skillmd.com/skills/tomevault-io/vibe-coding --- # SKILL: Vibe Coding (Code Quality Standards) > **Purpose**: Enforce LLM-readable code standards for maintainable code > **Target**: Coder Agent during Green/Refactor phases ## Quick Reference | Target | Limit | Action | |--------|-------|--------| | **Function** | ≤50 lines | Split functions | | **File** | ≤200 lines | Extract modules | | **Nesting** | ≤3 levels | Early return | ## Principles - **SRP**: One function = one responsibility - **DRY**: No duplicate code blocks, extract common logic - **KISS**: Simplest solution that works, avoid over-engineering - **Early Return**: Return early to reduce nesting, keep happy path at top - **Self-Documenting Code**: Names reveal intent, no unnecessary comments (see REFERENCE.md) - **Single Abstraction Level**: Functions operate at one conceptual level (see REFERENCE.md) - **Principle of Least Surprise**: Predictable behavior, no hidden side effects (see REFERENCE.md) ## AI Rules **Enforce during ALL code generation**: - Functions ≤50 lines, Files ≤200 lines, Nesting ≤3 levels - SRP, DRY, KISS, Early Return pattern ## Further Reading **Internal**: @.claude/skills/vibe-coding/REFERENCE.md - SOLID principles, refactoring patterns | @.claude/skills/tdd/SKILL.md - Red-Green-Refactor **External**: [Clean Code](https://www.amazon.com/Clean-Code-Handbook-Software-Craftsmanship/dp/0132350882) | [Refactoring](https://www.amazon.com/Refactoring-Improving-Existing-Addison-Wesney-Signature/dp/0201485672) --- > Converted and distributed by [TomeVault](https://tomevault.io/claim/changoo89) — claim your Tome and manage your conversions.