baoyu-compress-image

Name: baoyu-compress-image - Agent Skill
Rating: 5.0 (2123 reviews)
Author: JimLiu

2,123

Compresses images to WebP (default) or PNG with automatic tool selection. Use when user asks to "compress image", "optimize image", "convert to webp", or reduce image file size.

Download Folder View on GitHub

CLI Install

Recommended

Use the skills CLI to install this skill with one command. Auto-detects all installed AI assistants.

Method 1 - skills CLI

npx skills i JimLiu/baoyu-skills/skills/baoyu-compress-image

Method 2 - openskills (supports sync & update)

npx openskills install JimLiu/baoyu-skills

Auto-detects Claude Code, Cursor, Codex CLI, Gemini CLI, and more. One install, works everywhere.

Installation Path

Download and extract to one of the following locations:

~/.claude/skills/baoyu-compress-image/

SKILL.md

scripts

Skill Instructions

Back

Run with Cloud Agent

No setup needed. Let our cloud agents run this skill for you.

Select Provider

Select Model

Claude Sonnet 4.5

$0.20/task

Best for coding tasks

Environment setup included

Image Compressor

Compresses images using best available tool (sips → cwebp → ImageMagick → Sharp).

Script Directory

Scripts in scripts/ subdirectory. Replace ${SKILL_DIR} with this SKILL.md's directory path.

Script	Purpose
`scripts/main.ts`	Image compression CLI

Preferences (EXTEND.md)

Use Bash to check EXTEND.md existence (priority order):

# Check project-level first
test -f .baoyu-skills/baoyu-compress-image/EXTEND.md && echo "project"
 
# Then user-level (cross-platform: $HOME works on macOS/Linux/WSL)
test -f "$HOME/.baoyu-skills/baoyu-compress-image/EXTEND.md" && echo "user"

┌────────────────────────────────────────────────────────┬───────────────────┐ │ Path │ Location │ ├────────────────────────────────────────────────────────┼───────────────────┤ │ .baoyu-skills/baoyu-compress-image/EXTEND.md │ Project directory │ ├────────────────────────────────────────────────────────┼───────────────────┤ │ $HOME/.baoyu-skills/baoyu-compress-image/EXTEND.md │ User home │ └────────────────────────────────────────────────────────┴───────────────────┘

┌───────────┬───────────────────────────────────────────────────────────────────────────┐ │ Result │ Action │ ├───────────┼───────────────────────────────────────────────────────────────────────────┤ │ Found │ Read, parse, apply settings │ ├───────────┼───────────────────────────────────────────────────────────────────────────┤ │ Not found │ Use defaults │ └───────────┴───────────────────────────────────────────────────────────────────────────┘

EXTEND.md Supports: Default format | Default quality | Keep original preference

Usage

npx -y bun ${SKILL_DIR}/scripts/main.ts <input> [options]

Options

Option	Short	Description	Default
`<input>`		File or directory	Required
`--output`	`-o`	Output path	Same path, new ext
`--format`	`-f`	webp, png, jpeg	webp
`--quality`

Examples

# Single file → WebP (replaces original)
npx -y bun ${SKILL_DIR}/scripts/main.ts image.png
 
# Keep PNG format
npx -y bun ${SKILL_DIR}/scripts/main.ts image.png -f png --keep
 
# Directory recursive
npx -y bun ${SKILL_DIR}/scripts/main.ts ./images/ -r -q 75
 
# JSON output
npx -y bun

Output:

image.png → image.webp (245KB → 89KB, 64% reduction)

Extension Support

Custom configurations via EXTEND.md. See Preferences section for paths and supported options.