Free image editor for Windows, offering layer support, plugins, special effects, and portable use without installation. Lightweight and ad-free.
- Digital Painting Tool
- Free • Proprietary
- Windows
- .NET Framework
Optimize images efficiently supporting PNG, JPEG, WebP, and SVG with flexible compression settings offering safe mode to prevent data loss.
- Image Optimizer
- Free • Open Source
- Linux
- Flathub
- Flatpak
ImageOptim is excellent for publishing images on the web (easily shrinks images “Saved for Web” in Photoshop). It's useful for making Mac and iPhone/iPad applications smaller (if you configure Xcode to allow better optimization).
- Image Optimizer
- Free Personal • Open Source
- Mac
- Software as a Service (SaaS)
Compress and compare images with different codecs, right in your browser.
- Image Optimizer
- Free • Open Source
- Online
FreeArc is a free and open source file archiver developed by Bulat Ziganshin. It uses LZMA, PPMD, TrueAudio and GRzip algorithms with automatic switching by file type, and also uses set of filters—for instance it can remove repetitions from text.
- File Archiver
- Free • Open Source
- Windows
- Linux
Simple Video, Photo & Audio Editing Tools in one app. Pimosa lets you convert, edit and enhance video, photos and music files easily. Batch processing for faster work. simple tools for everyone.
- Video Converter
- Paid • Proprietary
- Mac
- Windows
+5Reduce PNG file sizes by 50-80% using smart compression while maintaining transparency. TinyPNG optimizes images to speed up websites and save bandwidth.
- Image Optimizer
- Freemium • Proprietary
- Online
- Adobe Photoshop
- Wordpress
-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 .NET program that uses Ken Silvermans PNGOUT, OptiPNG and DeflOpt to optimize PNG fil.
- Image Optimizer
- Free • Proprietary
- Windows
Oxipng is a multithreaded lossless PNG compression optimizer in Rust. It can be used via a command-line interface or as a library in other Rust programs.
- Image Optimizer
- Free • Open Source
- Mac
- Windows
- Linux
- Squoosh
OptiPNG is a command-line 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.
- Image Optimizer
- Free • Open Source
- Mac
- Windows
- Linux
Experimental, fast Web PNG/JPG optimizer which offer lossless, visually lossless or lossy compression. it performs image reductions over iterations thanks to recursive multi-processing and multithreading systems.
- Image Optimizer
- Free • Proprietary
- Windows
Optimage is an advanced image optimization tool to compress images without losing quality at highest compression density. It supports all popular image formats including JPEG, PNG, GIF and PDF.
- Image Optimizer
- Freemium • Proprietary
- Mac
pngquant is a command-line utility and a library for lossy compression of PNG images.
- Image Optimizer
- Free • Open Source
- Mac
- Windows
- Linux
Minuimus is a file optimizer utility script: You point it at a file, and it makes the file smaller without compromising the file contents.
- Image Optimizer
- Free • Open Source
- Windows
- Linux
Transform your images from MB to KB effortlessly with ImageMinify! Created by a dedicated developer, this user-friendly app compresses image files while maintaining their quality, making it perfect for anyone looking to reduce file size without sacrificing clarity.
- Image Optimizer
- Free • Proprietary
- Android