The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- 2007 RuneScape web applet (0 members)
- 2016 Birthday event (9 members)
- 2017 Birthday event (43 members)
- 2018 Birthday event (34 members)
- 2020 (1 member)
- 3rd age equipment (22 members)
- A Soul's Bane (21 members)
- A Tail of Two Cats (26 members)
- A Taste of Hope (53 members)
- Account (2 members)
- Accuracy disputes (1 member)
- Achievement Gallery (67 members)
- Achievement diaries (98 members)
- Active requests (3 members)
- Adamant (70 members)
- Administrators (3 members)
- Agility (42 members)
- Agility courses (112 members)
- Agility images (3 members)
- Al Kharid (22 members)
- Alfred Grimhand's Barcrawl (22 members)
- Alternate game mode (6 members)
- Ammunition (122 members)
- Ammunition components (3 members)
- Ammunition images (27 members)
- Ammunition slot items (40 members)
- Amulet (63 members)
- Anagram NPCs (88 members)
- Ancient Magicks (36 members)
- Ancient Warriors' equipment (23 members)
- Animal Magnetism (32 members)
- Animations (501 members)
- Animations which are too long (0 members)
- Animations which are too short (0 members)
- Another Slice of H.A.M. (40 members)
- Antique updates (110 members)
- Ape Atoll (45 members)
- Archaeology (3 members)
- Architectural Alliance (6 members)
- Archives (5 members)
- Ardougne (50 members)
- Armour (219 members)
- Armour images (0 members)
- Armour types (7 members)
- Article management templates (1 member)
- Articles in need of cleanup (29 members)
- Articles in need of wikification (1 member)
- Articles needing images (9 members)
- Articles to be merged (0 members)
- Articles to be split (1 member)