Image Enhancer by ImageResizer.com VS Icy

There are better, but to get an idea try something like: https://imageresizer.com/image-enlarger. Just needs a sharpening. Source: almost 2 years ago

Now how did I manage to get this printed in 4k? Welp turns out that AI upscaler are WAYYYYY better than I thought. Scarily good in my opinion. As many in this thread have already said, image upscaling was my way to go. So thank you very very much. I used the website https://imageresizer.com/image-enlarger for this image because my original image was too big for waifu2x. I printed it on europosters.de because I... Source: over 2 years ago

ICY is an open source free software, you can download for PC, MAC and Linux here. Source: over 2 years ago

For all my image processing I use Icy (http://icy.bioimageanalysis.org/) it doesn't seem to be that well known but it is free, has imageJ built into it, and I find it much easier and quicker than imageJ. It is really handy for z-stacks too, you can convert them to nice 3D images which I imagine might complement your mitochondrial shape data nicely. You can also download plug-ins for it that are quantification... Source: almost 3 years ago