Autocomplete for @ reply to the person who marked a question as a duplicate
46311
Expand the username auto-completion to everyone who can be notified
33502
Remove Punctuation When Checking for Duplicate Titled Questions
147652
Get a notification when new answers are added to other people's question
55508
Should I copy my answer to a duplicate question to the original question?
53369
How to Give Credit for An Answer in the Comments
119809
Search with Auto-Complete (like Gmail / Intellisense)
67723
Add bounty remarks to a question's revision history
53067
Show a message if directly accessing a deleted answer or comment
20118
Is there any way to favorite/bookmark an answer?
154856
Wording of "possible/exact duplicates" when closing the question
10542
Show post(s) already chosen as duplicate suggestions in iOS app
50001
Capitalize "possible" in the automatically inserted comments when you vote to close as a dupe
78376
Flag Answer, duplicate
71476
How to deal with duplicate answers posted long after first answer(s)
26374
How to search a string in the list of answers added by me on Stack Overflow?
98110
Show if/when the answer was seen by the author of the question
133560
Omit comment replies from the minimum character limit check