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CMM color engine

OPEN SOURCE small-footprint color management engine, with special focus on accuracy and speed. It fully supports all kind of V2 and V4 profiles, including abstract, devicelink and named color profiles. Free under MIT License

Color translator

Color Translator is the definitive tool for color conversion on TIFF, JPEG, PNG, OpenEXR and PDF files. Batch conversion on file lists or hot-folders. It can deal with RGB, CMYK, Lab, black-preservation, smart intents, abstract profile adjustment chains, linear light color spaces and many, many more. Demo version works for free on files under 60K.

Color translator MINI

If you only need RGB conversions and don’t do PDF, Color Translator MINI is definitively for you. For the price of a cup of cofee and some cookies, you get all the color management power of color translator!

Fast float plugin

If you are already using Little CMS color engine in your products and want to give it a huge thoughput boost, check out this plug-in

Color abstractor

The abstractor allows you to create abstract profiles for two use cases: component adjusts in a given space, what is often known as sooft-proofing and adjustments on CIE CAM16 color appearance model.

From our news and articles

See here announcements, comments, notes, articles and other thoughts on the color management world.

Little CMS 2.13.1 released

By Marti Maria on January 28, 2022

Little CMS 2.13.1 released I am glad to the announce the release 2.13.1 of the LittleCMS open source color engine. Little CMS intends to be a small-footprint color management engine, with special focus on accuracy and performance. It uses the International Color Consortium standard (ICC), which is the modern standard when regarding to color management. The ICC specification is widely used and is referred to in many International and other de-facto standards.

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Little CMS Color translator 3.5 released

By Marti Maria on December 30, 2021

Little CMS Color Translator 3.5 released I am glad to the announce the release 3.5 of the Little CMS Color Translator tool . Introducing a brand new file format: WebP. WebP is an image file format which contains image data with both lossless and lossy compression. Developed by Google, WebP basically is a derivative WebM video format. The format is capable of reducing image file size up to 34% smaller than JPEG and PNG images while retaining high-quality.

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Little CMS 2.12 released

By Marti Maria on February 6, 2021

Little CMS 2.12 released I am glad to the announce the release 2.12 of the LittleCMS open source color engine. lcms2-2.12 will add stability. Most of the new development has been done in fast float plug-in, now we have a integrated build system (a command line option in configure script) and more kernels, RGB to anything, and Lab to anything. The path “Lab to RGB” in float is specially useful. This release also recovers PDF for documentation, but at a reduced size.

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Color Management on Qt with LittleCMS

By Marti Maria on December 9, 2020

I’ve been using Qt, by Qt Group for years and I must confess I am delighted. Many toolkits promises the mantra “Code once and run everywhere”, but indeed this works with Qt. Qt6 was announced few days ago. They now include some sort of color management on images QColorSpace, but still no neat way to use complex ICC V4 pipelines.   In this small article I will show you how to do true RGB color management in Qt, by using LittleCMS, with very few lines of code.

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Who is using the Little CMS engine

Some companies and applications using the free CMM engine.