The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Nemo System (5 members)
- Neoni Helmet images (8 members)
- Neutron (1 member)
- Neutron Cannon (3 members)
- Neutron Repeater (3 members)
- New Babbage (5 members)
- New Babbage images (109 members)
- New Corvo images (4 members)
- New United (2 members)
- News Update (22 members)
- Nexus III images (3 members)
- Nexus System (10 members)
- Nine Tails (9 members)
- Nine Tails images (1 member)
- Nl (0 members)
- Nl-N (0 members)
- Noble (1 member)
- Nogo (1 member)
- Nogo images (1 member)
- Nomad images (93 members)
- Nomad series (0 members)
- Nonmetals (0 members)
- NorthStar (5 members)
- Nova Images (2 members)
- Nova Pyrotechnika (3 members)
- Nova images (41 members)
- Novia Crossbow images (29 members)
- Novikov "Expo" Armor images (1 member)
- Novikov Armor images (1 member)
- Novikov Armor set (1 member)
- Novikov Backpack images (1 member)
- Novikov set (1 member)
- Nox images (45 members)
- Nox series (0 members)
- Nul System (8 members)
- Number templates (1 member)
- Numerical conversion templates (1 member)
- Nyx System (10 members)
- OMC Faction Characters (4 members)
- OP.NET Merc News (0 members)
- OP Station Damien images (4 members)
- ORC-mkV images (1 member)
- ORC-mkV set (4 members)
- ORC-mkX images (8 members)
- ORC-mkX set (1 member)
- ORG Logo (1 member)
- ORG Logos (3 members)
- OT4-RF (4x Telescopic) images (1 member)
- OT8-RF (8x Telescopic) images (1 member)
- Oberon System (8 members)