Use AutoHotKey + Google for spell-checking: in Normal text editors

spell_check.ahk

; How it works? Well, when you type a single word with erranous spellings to Google, it way "Did you mean ...". 
; This AHK script grab that piece of Google Suggestion and pass it back to the clipboard.

; Purpose: select the world to the left of the cursor, and correct using Google:
; Credits: AutoHotkey Community (Linfeng is not able to find the original source.)
; Please comment if you are able to find the source of those fantastic regex expressions 

;; Usage: use Ctrl + Alt + Shift + H, to select the word to the left of your active cursor, 
;; and replace it with whatever Google corrects it to be.
;; Warning: only work best for very-close, but wrong, spellings.
^+!h::
send {CTRLDOWN}{SHIFTDOWN}{LEFT}{CTRLUP}{SHIFTUP}
clipback := ClipboardAll
clipboard=
Send ^c
ClipWait, 0
UrlDownloadToFile % "https://www.google.com/search?q=" . clipboard, temp
FileRead, contents, temp
FileDelete temp
if (RegExMatch(contents, "(Showing results for|Did you mean:)</span>.*?>(.*?)</a>", match)) {
 StringReplace, clipboard, match2, <b><i>,, All
 StringReplace, clipboard, clipboard, </i></b>,, All
 clipboard := RegExReplace(clipboard, "&#39;", "'")
 clipboard := RegExReplace(clipboard, "&amp;", "&")
}
Send ^v
Sleep 500
clipboard := clipback
; MsgBox You are right ; As something new, and inline comment is admissible.
return