Sioyek seems awesome, especially vim inspired features.
Too bad u (undo) doesn't work and there doesn't seem to be a way to undo. Am I missing something or is it laking it?
With plugins, yes, but that's not the point. Inpainting is great, but using inpainting to get rid of the masking outline is funny to me. There are healing tools in PS that are designed for this exact purpose and they work in real time :)
It's a PDF viewer that automatically finds and previews references in documents, even when the PDF doesn't have links. Makes reading some math books a very enjoyable experience instead of a chore.
It's a PDF viewer with many powerfull features ( for example you can preview references even when the document doesn't have links) and vim-like keybinds.
Although it is a little too soon to determine if it will be future proof.