reg

name	reg
description	Use this skill when the user wants to inspect Docker registry images, list repository tags, or manage Docker registries without pulling images.

reg Plugin

Docker registry CLI. List, inspect, and manage Docker registry images and tags from the command line without pulling.

Commands

Image Operations

• reg image list — List images in registry
• reg image inspect — Inspect image manifest

Utility

• reg _ _ — Passthrough to reg CLI

Usage Examples

• "List registry images"
• "Inspect image manifest"
• "Check Docker registry tags"
• "List repository images"

Installation

brew install reg

Or via Go:

go install github.com/genuinetools/reg@latest

Examples

# List images in registry
reg image list r.j3ss.co

# With authentication
reg image list myregistry.com --username user --password pass

# Inspect image manifest
reg image inspect r.j3ss.co/img:latest

# List tags for image
reg image list r.j3ss.co/img

# Any reg command with passthrough
reg _ _ ls r.j3ss.co
reg _ _ manifest r.j3ss.co/img:latest
reg _ _ vulns r.j3ss.co/img:latest

Key Features

• No pull - No image pulling needed
• List - List repositories and tags
• Inspect - Inspect manifests
• Vulns - Vulnerability scanning
• Delete - Delete tags
• History - Show layer history
• Registry - Multi-registry support
• Auth - Authentication support
• Docker Hub - Docker Hub support
• Fast - Quick operations

Notes

• Works without Docker daemon
• Supports private registries
• Great for registry automation
• Can analyze image layers