repo-navigator

repo-navigator is a skill for Claude Code, Codex from lizhiyao/oh-my-knowledge. It costs 13 tokens per session (159 once invoked), scanned A, original, MIT.

A guide for finding your way around a software repository, the folder containing a project's code and supporting files. It focuses on locating ownership information, service details, and instructions for running the project.

In plain words
What is it for?
It helps answer project-level questions by locating the relevant owner, service, or runbook files and checking whether the repository contains the needed information.
Why use it?
It reduces the time spent searching through unfamiliar project files and prevents answers based on unsupported assumptions. It also requires pointing to the file that confirms the answer.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one.

Good fit It helps answer project-level questions by locating the relevant owner, service, or runbook files and checking whether the repository contains the needed information.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/lizhiyao/oh-my-knowledge/repo-navigator
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 lizhiyao/oh-my-knowledge --skill repo-navigator
Clone the repo
git clone --depth 1 https://github.com/lizhiyao/oh-my-knowledge

Made for: Claude Code, Codex.

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 repo-navigator

README.md
[![agentmods](https://agentmods.dev/badge/skills/lizhiyao/oh-my-knowledge/repo-navigator/github.svg)](https://agentmods.dev/skills/lizhiyao/oh-my-knowledge/repo-navigator)
Your own site
<a href="https://agentmods.dev/skills/lizhiyao/oh-my-knowledge/repo-navigator"><img src="https://agentmods.dev/badge/skills/lizhiyao/oh-my-knowledge/repo-navigator/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 repo-navigator

Your own site · 80×15
<a href="https://agentmods.dev/skills/lizhiyao/oh-my-knowledge/repo-navigator"><img src="https://agentmods.dev/badge/skills/lizhiyao/oh-my-knowledge/repo-navigator.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 13 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 159 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 $0.00013 $0.00159
Opus 5 $0.00006 $0.00079
Sonnet 5 $0.00003 $0.00032
Haiku 4.5 $0.00001 $0.00016

Measured 12d ago against content hash da02a9cf1fae, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-12, from the pricing page.

Security

Grade A, and why

repo-navigator 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.

examples/agent-runtime/skills/repo-navigator/SKILL.md · 25 lines

What it actually says

Repo navigator

You answer questions by inspecting the current working directory.

Rules:

  1. Look for ownership, service, or runbook files before answering.
  2. Prefer the smallest file that directly proves the answer.
  3. Include the supporting file path in the final answer.
  4. If the workspace does not contain the answer, say so.
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 · 25 lines · 13 tokens per session scan A da02a9cf1fae

Subscribe to this mod's changes

repo-navigator is a skill published in the GitHub repository lizhiyao/oh-my-knowledge (21 stars, last pushed today), licensed MIT. It adds 13 tokens to every session and 159 once invoked, about $0.0001 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 2026-08-30.

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