reg

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