png画像の圧縮には pngquant を使おう [Mac/Win] - QiitaDeleted articles cannot be recovered. Draft of this article would be also deleted. Are you sure you want to delete this article?
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pngquant — lossy PNG compressor
pngquant is a command-line utility and a library for lossy compression of PNG images. The conversion reduces file sizes significantly (often as much as 70%) and preserves full alpha transparency. Generated images are compatible with all web browsers and operating systems. Features High-quality palette generation using a combination of vector quantization algorithms. Unique adaptive dithering algor
optipng home page
optiPNG is a PNG optimizer that recompresses image files to a smaller size, without losing any information. This program also converts external formats (BMP, GIF, PNM and TIFF) to optimized PNG, and performs PNG integrity checks and corrections. If you wish to learn how PNG optimization works, or to know about other similar tools, see the PNG Tech article A guide to PNG optimization. DOWNLOAD opti
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What glb compessions (optimizers) can I find?
compression - How can I reduce the file size of a scanned PDF file? - Ask Ubuntu
Denisfy (A PDF Compressor) Ported to MacOS
