git-guardian SKILL.md skillA

git-guardian from suryast/free-ai-agent-skills is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add suryast/free-ai-agent-skills/git-guardian@v1.0.0

Pins v1.0.0 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
suryast/free-ai-agent-skills
Path
git-guardian/SKILL.md
Versions recorded
2
Latest version
v1.0.0, committed Oct 10, 2026
First version recorded
Feb 28, 2026
Size
11,767 bytes
Repository stars
2
License
MIT

Pre-commit safety checks for AI-assisted development. Detects secrets, large files, merge conflict markers, sensitive files, and common AI-coding mistakes before they hit your repo. Use before committing or pushing AI-generated changes, auditing staged files, or installing a pre-commit safety hook.

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# 🛡️ Git Guardian

> Uses the Agent Skills package format. Execution depends on the host tools and permissions; consult the frontmatter compatibility requirements where provided.

Pre-commit safety checks built for AI-assisted development. AI agents generate code fast — sometimes too fast. Git Guardian catches secrets, sensitive files, merge conflicts, and common AI mistakes before they land in your history.

---

## Triggers

Activate this skill when:
- "check before commit", "is this safe to commit", "pre-commit check"
- "any secrets in staged files?", "check for API keys"
- About to commit AI-generated code
- "run git guardian", "safety check", "audit staged changes"
- After a large AI-generated code dump, before pushing
- User sets up a new repo and wants pre-commit safety

---

## The Full Check Suite

Run these checks against staged changes (or a specified path). Report findings with severity: 🔴 BLOCK, 🟡 WARN, 🔵 INFO.

---

### Check 1: Secret Detection 🔴

**Patterns that indicate leaked credentials:**

```bash
# Check staged files for secrets
git diff --cached --name-only | while read f; do
  echo "=== $f ==="
  git show ":$f" 2>/dev/null
done | grep -inE \
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add suryast/free-ai-agent-skills/git-guardian@sha256:41cd2dfbbb008eef

The line at the top of this page pins the label v1.0.0, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_2eo26z4plrilxmmm.svg)](https://markdownregistry.com/a/art_2eo26z4plrilxmmm)

3 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 2 versions of this file, between Feb 28, 2026 and Oct 10, 2026, about one every 224 days.

versioncommittedcommitsizeaudit
v1.0.0 latest2026-10-10 ef59299 11,767 BA view · diff
v1.0.02026-02-28 f9c909d 11,413 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (11767 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

suryast/free-ai-agent-skills · 2 stars · license MIT · pushed 2026-10-24 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_2eo26z4plrilxmmm
GET https://markdownregistry.com/api/v1/resolve?ref=suryast/free-ai-agent-skills/git-guardian
GET https://markdownregistry.com/api/v1/blob/41cd2dfbbb008eefde96a46bb8528fc9c36b12fbba3036dca31e313c59883174

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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