Individual skill

repo-map

Navigate a codebase by map instead of reading files wholesale — a deterministic stdlib script that emits the tree with line counts and top-level symbols, plus the read-the-map-first discipline that cuts exploration tokens by an order of magnitude. Use when asked explore this repo efficiently, stop re-reading the whole codebase, make a map of this project, or which files should the agent actually open. Produces the compact map with its token math (map vs. everything), the navigation discipline, and the open-only-what-matches rule.

plugins/pm-tokens/skills/repo-map/SKILL.md

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Matches the observed repository HEAD
Yes
Scanner rules are current
Yes
Repository scan complete
No
Skill scan complete
No
Observed behavior
Network or broad shell
Last checked
Nov 9, 2026

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Repository stars (not skill ratings)
1,538
Repository last updated
Nov 9, 2026
License
MIT

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# Repo Map Skill

Agents burn their context windows on exploration: reading ten files to find the one, re-reading them next session, paying full price for code that was only ever navigation. The fix is the oldest one in computing — an index. This skill generates a compact, deterministic map (tree + line counts + top-level symbols via regex, no parser dependencies, nothing leaves the machine) and installs the discipline that makes it pay: *read the map first, open only the files whose names and symbols match the task.* The script prints its own economics: a typical map costs ~3% of reading everything.

## What This Skill Produces

- **The map** — tree with per-file line counts and top-level symbols (functions, classes, types) for ~10 common languages
- **The token math** — reading-everything vs. reading-the-map, printed in the header
- **The navigation plan** — for the task at hand: which files the map says to open, which to skip
- **The refresh rule** — when the map is stale and what it costs to regenerate (nothing — it's local and instant)

## Required Inputs

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