image-optimizer: Batch Compress and Resize Images from CLI

Web performance matters. Large images slow down your site, hurt SEO, and frustrate users. image-optimizer gives you a dead-simple CLI to optimize all your images in one command.

Installation

npm install -g batch-image-tool

Features

Compress Images

batch-image-tool compress ./images/ -o ./optimized/
# Shrinks file size by 60-80% without visible quality loss

Resize

batch-image-tool resize ./images/ --width 1200 -o ./web/

Convert Format

batch-image-tool convert ./images/ --format webp -o ./web/

Batch Process

batch-image-tool process ./raw/ --compress --resize 1920 --format jpg

Supported Formats

JPEG / JPG ✅
PNG ✅
WebP ✅
BMP ✅
TIFF ✅

Real-World Use

# Optimize an entire photo gallery
batch-image-tool process ./photos/ --resize 1920 --quality 80 -o ./web/

# Create thumbnails
batch-image-tool resize ./photos/ --width 300 -o ./thumbs/