There are a few ways to depixelate an image without Photoshop. One way is to use the “smudge” tool in GIMP or another photo editing software.
Another way is to use the “Lanczos” filter in Photoshop. There are also a few online tools that can be used to depixelate an image, such as Pixelmator.
The smudge tool in GIMP or another photo editing software can be used to depixelate an image by blurring the pixels. This will make the image less sharp, but it will also make it less pixelated.
The Lanczos filter in Photoshop can also be used to depixelate an image. This filter is designed to reduce aliasing, and it does so by blurring the pixels.
To depixelate an image without Photoshop, try using the smudge tool in GIMP or another photo editing software. You can also use the Lanczos filter in Photoshop, or try one of the many online tools available. Whichever method you choose, make sure to blur the pixels to reduce aliasing and improve the overall quality of the image.