how to Quick Look text files with custom file extensions in Finder
There is glance, it does work for me.
Preview does not save PDF form data
I think 'Adobe Acrobat Reader' or 'Adobe Acrobat Pro' is the best solution. You can install Adobe Acrobat Reader via brew in macOS brew install adobe-acrobat-reader Then you can open and edit PDFs ...
One click force delete unsaved images in Preview
I have a variation on the OP's question. I have a screenshot open in Preview that I do not want to save. Currently, to close it without saving, I have to press CMD+W, then click on the Delete button. ...
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