I hate markdown :P, not really, but I have always problems with the syntax. So, I have been browsing for years… a markdown editor… and used many … many, but none of them were good, always finding problems or stylish things. Some days ago, I just found texts.io/ and I’m impressed. Is very simple, and powerful, minimalistic, but at the same time adds many power features, as exporting to PDF, EPUB, XELATEX, Word Document, HTML5, HTML Presentation, and more… sa Math Typesetting, it handle very nice the copy and paste of rich text, and use URLs as citations, I really like that.
I have been writing some feature requests and minimal bug reports to the developers and they are very responsive;
As with ST of course, I paid for it Is at discount, give it a try, share your results. For writing papers and specifications, it looks just awesome.