Is it possible to filter/blacklist SE sites?
1619
Filter "Hot Network Questions" by excluding sites
28700
Ban JSBin, Codepen, etc. links without code too
43613
How to block sites with iptables
6666
How to avoid spammy links affecting us before SERP rankings going down
86240
Please add the ability to filter [Closed] questions out of my results
24190
Block specific URL on web browsers
80145
How do I block myself from time-eating websites?
24587
How to Hide Site Contents Link?
68501
How to access blocked sites?
81286
Allow "Save And Copy Profile To All Stack Exchange Accounts" to exclude selected sites
142677
How do I hide posts matching my ignored tags?
21238
Is there a way to search all sites at once?
101672
How can I exclude a web site from StackExchange feed?
55489
How to block Hot Network Questions in the sidebar of Stack Exchange network?
158258
How can I disable private browsing/incognito mode in browser X?
131043
Off-site harassment by an SE user
46422
How can I prevent spam on sites which I control?