Spellchecker / grammar checker
2071
Please add a spell checker to the Markdown editor
14800
How do I check if a string contains a specific word?
106639
Typesetting exclamation+question+ellipsis (!.. ?.. ?!. !?.)
114685
How do I enable Firefox check spelling on single line text-boxes forever?
51237
How can spell checking be turned off for a portion of a OneNote page
155161
Regex misspellings
136362
Marking plural of code words
137388
How to flag a typo question
67092
Comma, colon or either in my text?
152926
Google autocorrect spelling of search terms
2873
Fast punctuation removal with pandas
125584
Turn off Chrome/Safari spell checking by HTML/css
50007
Punctuating a Sentence Containing a Question
5512
How do I do a case-insensitive string comparison?
5621
Check if string is a punctuation character
127684
How can I match a whole word in JavaScript?
97380
Ignoring accented letters in string comparison