A few pages in this category (click the title above for an up-to-date list): 
* WikiAgent (which has a list very similar to this one)
* WikiMaster
* WikiGnome
* WikiZens (short plural of WikiCitizen, not to be confused with WikiZen)
* WikiButcher
* WikiCitizen (a.k.a. Wikizen)
* WikiJunkie (see also RecentChangesJunkie)
* WikiPuppy
* WikiLurker
* WikiMember
* AnonymousCoward
* AnonymousDonor
* AnonymousGenius
* AnonymousHero
* AnonymousIdentity
* WikiAddict
* WikiReader
* WikiFilterist

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