Photopea is a free online image editor, that runs without plugins. It can both read and save PSD files. Developed by Photopea
License: Free
GIMP is a powerful open-source desktop application with extensive customization options and a steep learning curve, making it ideal for advanced users. In contrast, Photopea is a user-friendly web-based tool that supports PSD files and offers collaboration features, but it may lack some advanced functionalities found in desktop software.