The Greater Toronto Area is home to numerous wiki projects, here are a number of community wikis nearby and subject wikis inside Toronto.

City Wikis

• Mississauga — Wikisauga — A city wiki for Mississauga
• Ottawa — Ottawa — A city wiki for Ottawa
• Peterborough — Peterborough — A city wiki for Peterborough
• Ontario City Wiki List
• Rochester —RocWiki — A city wiki for Rochester, New York
• Buffalo — Buffalo — A city wiki for Buffalo, New York
• Syracuse — Syracuse — A city wiki for Syracuse, New York

Public Interest Wikis

• Policy Wiki — Policy Wiki — The Globe and Mail's wiki on developing public policy
• WikiSenate — Wiki for demonstrating open government at federal level
• AgendaCamp — Wiki.AgendaCamp — TVO AgendaCamp Wiki: Ontario's Changing Economy