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From open-agent-hub
Compresses images to WebP (default) or PNG using automatic tool selection (sips, cwebp, ImageMagick, Sharp). Supports batch, recursive, quality, and keep-original options.
npx claudepluginhub guanyang/open-agent-hub --plugin open-agent-hubHow this skill is triggered — by the user, by Claude, or both
Slash command
/open-agent-hub:baoyu-compress-imageThe summary Claude sees in its skill listing — used to decide when to auto-load this skill
Compresses images using best available tool (sips → cwebp → ImageMagick → Sharp).
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.
Compresses JPG/PNG/GIF images to WebP using cwebp, iteratively reducing quality/resolution until under 100KB, preserves originals, reports sizes, updates file references. Use for web/SEO performance.
Convert and manipulate images using ImageMagick: format conversion, resizing, batch processing, thumbnails, quality adjustment, rotate, flip, crop.
Share bugs, ideas, or general feedback.
Compresses images using best available tool (sips → cwebp → ImageMagick → Sharp).
Scripts in scripts/ subdirectory. {baseDir} = this SKILL.md's directory path. Resolve ${BUN_X} runtime: if bun installed → bun; if npx available → npx -y bun; else suggest installing bun. Replace {baseDir} and ${BUN_X} with actual values.
| Script | Purpose |
|---|---|
scripts/main.ts | Image compression CLI |
Check EXTEND.md in priority order — the first one found wins:
| Priority | Path | Scope |
|---|---|---|
| 1 | .baoyu-skills/baoyu-compress-image/EXTEND.md | Project |
| 2 | ${XDG_CONFIG_HOME:-$HOME/.config}/baoyu-skills/baoyu-compress-image/EXTEND.md | XDG |
| 3 | $HOME/.baoyu-skills/baoyu-compress-image/EXTEND.md | User home |
If none found, use defaults.
EXTEND.md supports: Default format, default quality, keep-original preference.
${BUN_X} {baseDir}/scripts/main.ts <input> [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 | -q | Quality 0-100 | 80 |
--keep | -k | Keep original | false |
--recursive | -r | Process subdirs | false |
--json | JSON output | false |
# Single file → WebP (replaces original)
${BUN_X} {baseDir}/scripts/main.ts image.png
# Keep PNG format
${BUN_X} {baseDir}/scripts/main.ts image.png -f png --keep
# Directory recursive
${BUN_X} {baseDir}/scripts/main.ts ./images/ -r -q 75
# JSON output
${BUN_X} {baseDir}/scripts/main.ts image.png --json
Output:
image.png → image.webp (245KB → 89KB, 64% reduction)
Custom configurations via EXTEND.md. See Preferences section for paths and supported options.