Show "Edit summary" common comments like a tags
43055
Edit Summary standard options
97399
Allow us to filter Suggested Edits and Review section by tag
99031
Keyboard shortcut to autocomplete the user in comments
100183
Unifying descriptions for all tags across SE sites?
45452
Please show changed titles separately in edit diffs
12187
Let me add or change edit summary during edit window (grace period)
158765
Tab name completion for comments please!
3590
How does Stack Overflow save and show tags?
114694
Editing old/others' comments
19895
Highlight OP's comments on the Android mobile app
50581
Bring up original edit summary when editing your prior edit
26650
Text formatting now allowed in comments (List of proven and disproven abilities)
118939
Extend comment "magic links" syntax to allow arbitrary link text
66439
How do you display code snippets in MS Word preserving format and syntax highlighting?
11581
Is there a way to view a comment's source?
154006
Allow linking (suggested) edits to one comment
72700
Change HTML Produced by wp_list_comments()