ast-grep

ast-grep is a Codebase mapping & onboarding skill for AI agents, published by code-yeongyu in the oh-my-openagent repository on GitHub. Skillspace rates ast-grep D (62/100) and the safety scan flagged it for review; the rating is based on static analysis only.

Searches and rewrites code by AST shape across 25 languages. Use when the target is a syntax pattern (every call/class/import shaped like X, a codemod, a YAML rule) rather than literal text; for plain strings, comments, or filenames, use rg.

Grade
D
Quality
62 / 100
Safety
Needs review
GitHub stars
69,009

Unproven: rated by static analysis only, not yet compared head-to-head.

Our two independent classifiers differ on this skill's category, so treat the placement as provisional.

This rating describes the version of the repository we crawled; it may have changed since, so go by its current files.

Our review

Architecture
89 / 100
Maturity
Basic: a single SKILL.md
Security scan
Medium-risk patterns
License
Not declared. Check the repository before reusing it.

What the scanner flagged

  • suspicious outbound endpoint

Not checked yet

  • Category is a classifier prediction; no model has read this skill yet
  • Not judged on the rubric yet (not a contender in its category)
  • No blind task eval yet
  • Scope (portable / vendor / repo-internal) not assessed; only the top of each category is read for scope
  • Sibling files (scripts, references) not fetched; security scan covers SKILL.md only

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