Lossy PNG compressor — pngquant command based on libimagequant library
Insane(ly slow but wicked good) PNG image optimization
Image compression in web browser
Image conversion and optimization desktop app.
nin is ninjatool
Lossy PNG compressor for RGBA PNGs. Has two modes: lossy averaging filter (blurizer) that denoises the image and optimal posterization using Median Cut quantization to reduce number of unique colors in the image with minimal visual distortion
Simple image optimizer for JPEG, PNG and GIF images on Linux, MacOS and FreeBSD.
Batch image resizer, optimiser and profiler using ImageMagick convert, OptiPNG, JpegOptim and optional ZopfliPNG, Guetzli and MozJPEG.
Lossy compression of PNG images
`pngwolf` uses a genetic algorithm to find PNG scanline filter combinations that compress well
A really fast encoder for PNG images in Java.
A Python Wrapper of Pngquant
(Windows) Easy image, video optimization / converting tool + Web Favicon generator
Optimize png files – when every byte counts!
Optimize PNG image files by removing unnecessary PNG chunks thus losslessly reducing file size.
Color quantization/palette generation for png images
🗜 🖼 Microsoft Windows Multi-thread GUI for compress easy and fast PNG files using pngcruch or pngquant.
Setup for building pngquant on Windows
WIP deflate toolkit for Java
Lossless PNG compressor - Use the zopfli compression algorithm，It works in python
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