Apps to Built-in Color picker

Flameshot is a powerful yet lightweight, open-source screenshot tool available across multiple Linux distributions. It offers a built-in editor with a variety of annotation tools, direct image uploading to Imgur, and extensive customization options to streamline your screenshot workflow.

GIMP (GNU Image Manipulation Program) is a powerful, free, and open-source raster graphics editor used for image manipulation, retouching, composition, and authoring. It supports a vast array of file formats and provides sophisticated tools comparable to commercial alternatives, making it a versatile choice for photographers, designers, and artists.

Agave is a lightweight, open-source color scheme generator for designers and developers, offering tools to create, manage, and extract color palettes from various sources, particularly images.

gcolor2 is a minimalist and lightweight color selector tool for Linux, providing a simple interface to pick colors from the desktop or predefined palettes and generate various color codes.

ColorPic is an advanced desktop color picker designed for Windows. It offers a powerful magnifier to examine pixels, helps in extracting, editing, and saving color palettes, and integrates seamlessly with design workflows, making it an essential tool for graphic designers, web developers, and artists.

Color Cop is a free and lightweight multi-purpose color picker utility designed for web designers, graphic artists, and developers working on Microsoft Windows. It allows users to easily identify, select, and save colors from any area of their screen.

File & Image Uploader by Z-O-O-M.eu is a versatile and portable tool designed to simplify uploading files and images to a variety of cloud storage services. It supports multiple hosts simultaneously and offers features like bulk uploads, mirror creation, and built-in tools for screenshots and color picking.

FluffyApp is a streamlined utility designed for rapid file and screenshot sharing via CloudApp. It simplifies the process of capturing images, archiving recordings, and uploading various files for instant sharing with a unique link.

Monosnap is a powerful and versatile free screenshot and screen recording utility available for both macOS and Windows. It offers a comprehensive set of tools for capturing, annotating, and sharing visual content effortlessly.

ImageGlass is a lightweight, versatile image viewing application designed as a modern, fast, and user-friendly alternative to the default Windows Photo Viewer. It supports a wide range of image formats and offers essential viewing tools alongside advanced features through its extensible architecture.

Paint.NET is a free and intuitive image and photo editing software designed for Windows. Initially developed as a university project, it has grown into a powerful yet easy-to-use tool, featuring layers, unlimited undo, special effects, and a wide variety of useful and powerful tools.