Ranked in these QuestionsQuestion Ranking
Pro Open Source
Pro WYSIWYG or TEXT visualisation
Pro Has RTL language support
Can be used with languages such as Hebrew and Arabic.
Pro Very light : 103 Mb only
Con Not lightweight
On Windows 10 the installed size was 259 Mb, no surprise as this is an Electron based app.
Con Not a WYSIWYG editor, no formated preview
There is only plain text editing.