pngquant

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.

Free
Open Source
Mac OS X
Windows
Linux

pngquant is a commandline 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 modern web browsers, and have better fallback in ie6 than 24bit pngs.features

* highquality palette generation using a combination of vector quantization algorithms.* unique adaptive dithering algorithm that adds less noise to images than the standard floydsteinberg.* easy to integrate with shell scripts, guis and serverside software.* fast mode for processing large numbers of images.

Links to official pngquant sites

Features

The Best 33 pngquant Alternatives

113 Like

ImageMagick

ImageMagick is a software suite to create, edit, and compose bitmap images. It can read, convert and write images in a variety of formats (about 100) including GIF, JPEG, JPEG-2000, PNG, PDF, PhotoCD, TIFF, and DPX.

Free Open Source Mac OS X Windows Linux iPhone iPad Xfce
73 Like

RIOT - Radical Image Optimization Tool

Saving images for web/email/other media with the best compression ratio and quality is a difficult task if you don’t have the right tools. Choosing the right format then choosing the right parameters are the key factors of smaller files.

Free Windows GIMP XnView IrfanView
62 Like

ImageOptim

ImageOptim makes images load faster. Removes bloated metadata. Saves disk space & bandwidth by compressing images without losing quality.

Free Open Source Mac OS X

Remove EXIF Data Lossless Compression PNG Compression
38 Like

XnConvert

XnConvert is an easy image converter for graphic files, photos and images available on Windows, MacOSX and Linux. It supports more than 400 file formats (jpeg, tiff, png, gif, camera raw, jpeg2000, WebP, OpenEXR, ...).

Free Mac OS X Windows Linux

Watermark images Batch processing
27 Like

PNGGauntlet

-Combines PNGOUT, OptiPNG, and DeflOpt to create the smallest PNGs -No image quality is lost — only file size -Converts JPG, GIF, TIFF, and BMP files to PNG -Ultra-configurable PNGGauntlet is a .

Free Windows

Works Offline File compression Lossless Compression PNG Compression
26 Like

Phatch

Phatch = Photo & Batch! Phatch is a simple to use cross-platform GUI Photo Batch Processor which handles all popular image formats and can duplicate (sub)folder hierarchies. Phatch can batch resize, rotate, rename, ...

Free Open Source Mac OS X Linux

Drag n drop Batch rename files Watermark images Batch processing
25 Like

FileOptimizer

FileOptimizer is a lossless file size optimizer supporting AIR, APK, APNG APPX, BMP, CBZ, DOCX, DLL, EPUB, EXE, GIF, GZ, ICO, JAR, JPEG, MNG, MP3, MPP, PNG, PPTX, ODT, OGG, OGV, PDF, PUB, SCR, SWF, TIF, VSD, WEBP, XAP, XLSX, and ZIP file...

Free Open Source Windows Linux

Portable Drag n drop File compression
24 Like

Caesium

Caesium Image Compressor lets you compress your pictures up to 90% without visible quality loss.

Free Open Source Mac OS X Windows Linux Android Web

Portable Multiple languages Drag n drop Batch rename files Batch processing
21 Like

File Converter

File Converter is a very simple tool which allows you to convert and compress one or several file(s) using the context menu in Windows Explorer.

Free Open Source Windows Windows Explorer
19 Like

JPEGmini

JPEGmini is a patent-pending photo recompression technology, which significantly reduces the size of photographs without affecting their perceptual quality.

Commercial Mac OS X Windows
19 Like

OptiPNG

OptiPNG is a command-line PNG optimizer that recompresses image files to a smaller size, without losing any information.

Free Open Source Mac OS X Windows Linux

File compression PNG Compression
16 Like

PngOptimizer

PngOptimizer compresses graphics files and removes extra, unnecessary data without affecting quality. It will update PNG files or converting BMP, GIF or TGA files to the PNG format using simple drag-and-drop.

Free Open Source Windows
13 Like

TinyPNG

TinyPNG uses smart lossy compression techniques to reduce the file size of your PNG files. By selectively decreasing the number of colours in the image, fewer bytes are required to store the data.

Free Web
13 Like

FCorp Imaging

Imaging is a Collection of Image Related Tools (Image Viewer, Image Converter, Image Resizer, Image Optimizer, etc). Features : 1. Color Picker 2. Duplicate Image Finder : find duplicate image 3.

Commercial Windows

Portable Capture Screen / Take screenshots
12 Like

Optimus.io

optimus.io offers lossless compression of images available with a WordPress plugin and via API. Benefits: - The file size will be reduced but the image quality remains the same - Bulk optimization - Conversion also to WebP available

Freemium Web Wordpress
7 Like

pngcrush

Pngcrush is an optimizer for PNG (Portable Network Graphics) files. It can be run from a commandline in an MSDOS window, or from a UNIX or LINUX commandline.

Free Open Source Windows Linux

File compression PNG Compression
7 Like

TruePNG

TruePNG is one of the most advanced PNG optimizers available. It does the most exhaustive checks for reductions, that lets it to optimize further, even if it uses a less efficient compression algorithm than others tools.

Free Windows

File compression PNG Compression
2 Like

JPEG Resampler

With JPEG Resampler you are able to change the resolution and size of JPEG images of a directory in one go and move them into another folder. Source as well as the destination location can be determined by the user freely.

Free Windows
1 Like

AdvanceCOMP

A collection of recompression utilities for your ZIP archives, PNG snapshots, MNG video clips and GZ files.

Free Open Source Mac OS X Windows Linux

This page contains applications similar to the pngquant

The Best pngquant alternatives for consider, from full-featured to a free app.
Alternatives in pngquant for Mac OS X, Windows, Linux, iPhone, iPad, Xfce, GIMP, XnView, IrfanView, Android, Web, Windows Explorer, Wordpress. This list contains a total of 33 applications similar to pngquant.

Last updated: 2020-07-03 01:30:33

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Remove EXIF Data Lossless Compression PNG Compression Watermark images Batch processing Works Offline File compression Drag n drop Batch rename files Portable Multiple languages Capture Screen / Take screenshots

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pngquant

Links to official pngquant sites

Features

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The Best 33 pngquant Alternatives

ImageMagick

RIOT - Radical Image Optimization Tool

ImageOptim

XnConvert

PNGGauntlet

Phatch

FileOptimizer

Caesium

File Converter

JPEGmini

OptiPNG

PngOptimizer

TinyPNG

FCorp Imaging

Optimus.io

pngcrush

TruePNG

JPEG Resampler

AdvanceCOMP

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