Photopea vs GIMP: Which is the best Photoshop replacement?

As alternatives to Photoshop, Photopea and GIMP couldn’t be more different from one another, despite both making good replacement tools. These two are often found in most lists of Photoshop alternatives, and for good reason. They can offer you different creative tools based on your own needs for your creative projects. While both are free to use, they come from different funding backgrounds and platform availability, too. They could both replace your Photoshop workflow, but which one would be best at it?