Retouching, lossless compression and enlarging small images often come bundled. These are separated by purpose, with compression and upscaling included.
An open-source image editor often used as a free alternative to Photoshop. It covers layers, masks, channels, paths and a wide range of selection tools for photo retouching, compositing, colour work and batch processing, with plugins extending formats and filters. It runs across platforms and suits people who need professional-grade editing without a subscription, as well as teaching and scripted workflows.
A lightweight code editor built on Monaco and written in TypeScript, with a clean interface and fast startup. It offers syntax highlighting, completion and other basic editing features in an open-source package, which suits cases where you just need to edit some code without starting a full IDE.