Question category suggestion
924
Give each site a parallel site for polling, recommendations and subjective-ish stuff
23088
Where to ask Question that can be flagged too broad or opinion based
117963
Select and Display 'Suggested Tags' for All Posts Based on Related Questions (or other logic)
108895
Searching for words in question titles
12042
List of questions asked on account page
117496
Let the duplicate questions finder consider tags
41851
The Ability to Hide Questions
44672
Another widget idea, like hot questions but for specific set of sites
90019
Random question button
125539
how to show posts of category random by session
52307
Use "score" instead of "votes" in the list of questions
90883
Tags on badge question list
108220
Custom question lists: finding questions you can answer
97221
How to encourage voting on questions
23493
Is there a Stack Exchange section FOR vague and rambling questions?
80799
A proposed philosophy of question migration
81403
Is there a tool to help find where the best place to ask a question is?