Image Awesome

• ImageOptim
  • GPLv2
  • macOS 图像优化 GUI 工具
  • Zopfli, PNGOUT, OxiPNG, AdvPNG, PNGCrush, JPEGOptim, Jpegtran, Guetzli, Gifsicle, SVGO, svgcleaner, MozJPEG
  • 无损 PNG: 40%~50%
  • 有损 PNG 75%: ~75%
  • https://imageoptim.com/
  • ImageOptim/libimagequant
  • JamieMason/ImageOptim-CLI
    • 不支持 Apple Silicon JamieMason/ImageOptim-CLI#208
      • 可以安装 ImageOptim 然后 npm install -g imageoptim-cli
  • https://foldleft.io/image-tools

# npm install -g imageoptim-cli
brew install imageoptim-cli
imageoptim ./src/assets/*.jpg

• AI Based
  • https://cloudinary.com/blog/jpeg-xl-and-automatic-image-quality
• Optimization/Apple silicon/GPU
  • https://github.com/shssoichiro/oxipng/issues/561
  • https://github.com/ImageOptim/ImageOptim/issues/334

JPG

• mozilla/mozjpeg

SVG

• svgo
  • MIT, JS
  • 支持有损
• RazrFalcon/svgcleaner
  • GPL-2.0, Rust
• scour
  • Apache-2.0, Python

PNG

• chrissimpkins/Crunch
  • MIT,Python
  • pngquant, GPL
• shssoichiro/oxipng
  • MIT, Rust
  • ~30%+
• kornelski/pngquant
  • GPLv3
  • 允许损失质量
• google/zopfli
• Yuriy-Svetlov/compress-images
  • MIT, C, JS
• imagemin
• https://tinypng.com/
  • ~75%

brew install oxipng # install by macOS brew

# install by download binary
curl -LO https://github.com/shssoichiro/oxipng/releases/download/v9.0.0/oxipng-9.0.0-x86_64-apple-darwin.tar.gz
tar zxvf oxipng-9.0.0-x86_64-apple-darwin.tar.gz

oxipng -o max -i 0 --strip safe *.png