1
Pngquant
github.com/kornelski/pngquantAlso covers image tools
pngquant reduces PNG file sizes by converting images to an 8-bit format while preserving alpha transparency.
Alternatives
The Best PNGQuant Alternatives in 2026
7 alternatives1 free · 3 open source
Looking for something like PNGQuant? Here are 7 alternatives, ranked by how closely they match it on purpose, features and platforms. Of these, 1 are free or have a free plan and 3 are open source.
Compress PNG files with pngquant, a command-line utility and library that preserves alpha transparency.
Top picks at a glance
First suggestionPngquantpngquant reduces PNG file sizes by converting images to an…Free or freemium optionG'MICG’MIC is an open-source image processing framework for 2D…Open source optionOxipngOxipng optimizes PNG and APNG files with lossless…
Quick comparison
| # | Alternative | Pricing | Open source | Platforms |
|---|---|---|---|---|
| 1 | Pngquant | — | Not stated | — |
| 2 | Oxipng | — | Yes | Linux, macOS, Windows |
| 3 | G'MIC | Free | Not stated | Web |
| 4 | CLI | — | Not stated | Linux, macOS, Windows |
| 5 | FaceFusion | — | Not stated | macOS, Windows |
| 6 | tint | — | Yes | Linux |
| 7 | cbird | — | Yes | — |
All PNGQuant alternatives
2
Also covers image tools and linux · open source
Oxipng optimizes PNG and APNG files with lossless compression, and offers both a command-line interface and a library.
3
Also covers image tools · same kind of online tool · free
G’MIC is an open-source image processing framework for 2D, 3D, and 3D+t images, with command-line and other interfaces.
4
CLI
github.com/Lymphatus/caesium-cltAlso covers image tools and linux
Caesium Command Line Tools compresses images with lossy or lossless options.
5
FaceFusion
github.com/facefusion/facefusionAlso covers image tools
FaceFusion provides face manipulation tools, with command-line usage instructions and installers for Windows and macOS.
6
Also covers image tools and linux · open source
tint recolors images using palettes, with command-line controls for applying a chosen theme palette.
7
Also covers image tools · open source
The cbird command-line program retrieves image and video content by visual content, with search and deduplication tools.
No alternatives match this filter.
Alternatives to similar tools
G'MIC6 alternativesCLI15 alternativesFaceFusion7 alternativestint24 alternativesOxipng24 alternativescbird24 alternatives
TopicImage Tools · 174 sites Best-of list8 Best Free Image Compression Tools in 2026Best-of listBest Free Screenshot Tools for Clear Captures and Markup ListingPNGQuant details
What is the best alternative to PNGQuant?
Based on features, tags and platforms, the closest alternatives to PNGQuant are Pngquant, Oxipng, and G'MIC.
Is there a free alternative to PNGQuant?
Yes. G'MIC is free or offer a free plan.
Are there open-source alternatives to PNGQuant?
Yes: Oxipng, tint, and cbird.
Alternatives are suggested from the purpose and features described in our listings. Different pages for the same product appear once. Read each description to check whether it fits your task. How we choose alternatives · Suggest an alternative