WinCoot

WinCoot is a powerful, free, and open-source software application designed for the interactive visualization, analysis, and manipulation of macromolecular models, particularly proteins. It provides researchers with a comprehensive suite of tools for model building, refinement, and validation. With an intuitive interface, users can examine electron density maps, correct model errors, and explore molecular interactions in detail. Its robust functionality supports the entire process from initial model inspection to final publication-quality refinement, making it an indispensable tool for structural biologists, biochemists, and students in the life sciences.