config-auditing

config-auditing is a skill for Claude Code from BitYoungjae/marketplace. It costs 49 tokens per session (991 once invoked), scanned A, original, MIT.

A review guide for Neovim configuration files. Neovim is a text editor that can be customized with Lua files, plugins, settings, and keyboard shortcuts.

In plain words
What is it for?
Use it to check a Neovim setup, identify deprecated APIs, review lazy.nvim plugin patterns, inspect keymaps and options, and run basic health checks.
Why use it?
It helps find configuration problems, outdated commands, inconsistent patterns, and possible startup or compatibility issues.

Skill for Claude Code

Written for Claude Code: allowed-tools in frontmatter.

Part of the nvim-doctor plugin — 3 skills, 1 command, 3 agents shipped together

Good fit Use it to check a Neovim setup, identify deprecated APIs, review lazy.nvim plugin patterns, inspect keymaps and options, and run basic health checks.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/bityoungjae/marketplace/config-auditing
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add BitYoungjae/marketplace --skill config-auditing
Clone the repo
git clone --depth 1 https://github.com/BitYoungjae/marketplace

Made for: Claude Code.

Or install nvim-doctor, the plugin that ships this one along with the rest of its 3 skills, 1 command, 3 agents.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for config-auditing

README.md
[![agentmods](https://agentmods.dev/badge/skills/bityoungjae/marketplace/config-auditing/github.svg)](https://agentmods.dev/skills/bityoungjae/marketplace/config-auditing)
Your own site
<a href="https://agentmods.dev/skills/bityoungjae/marketplace/config-auditing"><img src="https://agentmods.dev/badge/skills/bityoungjae/marketplace/config-auditing/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for config-auditing

Your own site · 80×15
<a href="https://agentmods.dev/skills/bityoungjae/marketplace/config-auditing"><img src="https://agentmods.dev/badge/skills/bityoungjae/marketplace/config-auditing.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 49 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 991 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00049 $0.00991
Opus 5 $0.00024 $0.00495
Sonnet 5 $0.00010 $0.00198
Haiku 4.5 $0.00005 $0.00099

Measured 12d ago against content hash b8f14dcf9231, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-12, from the pricing page.

Security

Grade A, and why

config-auditing scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 12d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

plugins/nvim-doctor/skills/config-auditing/SKILL.md · 122 lines

How it starts

The opening of the file, as written. The whole thing — 122 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Neovim Configuration Auditing Skill

Systematic configuration analysis for identifying issues, optimizations, and deprecated API usage in Neovim setups.

Supporting Documents

Document Purpose When to Use
audit-checklist.md Structured audit categories with detection patterns Systematic config review
best-practices.md lazy.nvim patterns, vim.opt usage, keymap conventions Optimization suggestions
deprecated-apis.md Version-specific deprecated APIs with grep patterns Compatibility checks

Quick Validation Commands

Run these headless commands for rapid assessment:

# Get Neovim version
nvim --version | head -1

# Get config path
nvim --headless -c "lua print(vim.fn.stdpath('config'))" -c "qa" 2>&1

# Count Lua files in config
find ~/.config/nvim -name "*.lua" 2>/dev/null | wc -l

# Count plugins (lazy.nvim)
ls ~/.local/share/nvim/lazy 2>/dev/null | wc -l

# Check for deprecated vim.api.nvim_buf_set_option usage
grep -rn "nvim_buf_set_option\|nvim_win_set_option" ~/.config/nvim --include="*.lua" 2>/dev/null | head -10

# Check startup time
nvim --startuptime /tmp/nvim-startup.log +q && tail -5 /tmp/nvim-startup.log

# Validate Lua syntax in config
nvim --headless -c "lua dofile(vim.fn.stdpath('config')..'/init.lua')" -c "qa" 2>&1

# Check for error on startup
nvim --headless -c "qa" 2>&1 | head -20

Scoring Criteria

Assign grades based on issue severity and count:

Grade Criteria Description
A 0 Critical, 0-2 Warnings Excellent - Production ready
B 0 Critical, 3-5 Warnings Good - Minor improvements possible
C 0 Critical, 6+ Warnings OR 1 Critical Acceptable - Needs attention
D 2-3 Critical issues Poor - Significant problems
F 4+ Critical issues Failing - Requires immediate fixes

Issue Severity Definitions

Critical: Security risks, breaking deprecated APIs (removed in current version), runtime errors Warning: Performance issues, deprecated APIs (still working), code style violations Suggestion: Optional improvements, modern alternatives, organization tips

Read the full file on GitHub · 122 lines

Files

What ships with it

3 files beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 12d ago First seen · 122 lines · 49 tokens per session scan A b8f14dcf9231

Subscribe to this mod's changes

config-auditing is a skill published in the GitHub repository BitYoungjae/marketplace (6 stars, last pushed 3mo ago), licensed MIT. It adds 49 tokens to every session and 991 once invoked, about $0.0002 per session on Opus 5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-31.

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