Quests
- Christmas never dies! (Part 2)
- City of Senntisten
- Civil War I (miniquest)
- Civil War II (miniquest)
- Civil War III (miniquest)
- Clock Tower
- Cold Front
- Cold War
- Contact!
- Cook's Assistant
- Corporate Egg-spionage
- Creature of Fenkenstrain
- Crocodile Tears
- Curse of the Black Stone
- Curse of the Empty Lord (miniquest)
- Damage Control (miniquest)
- Daughter of Chaos
- Dead and Buried
- Deadliest Catch
- Dealing with Scabaras
- Death Plateau
- Death Plateau
- Death to the Dorgeshuun
- Deathcon II
- Defender of Varrock
- Demon Slayer
- Demon Slayer
- Desert Slayer Dungeon (miniquest)
- Desert Treasure
- Desperate Creatures
- Desperate Measures
- Desperate Times
- Devious Minds
- Diamond in the Rough
- Dimension of Disaster
- Dimension of Disaster: Coin of the Realm
- Dimension of Disaster: Curse of Arrav
- Dimension of Disaster: Defender of Varrock
- Dimension of Disaster: Demon Slayer
- Dimension of Disaster: Shield of Arrav
- Dishonour among Thieves
- Do No Evil
- Doric's Quest
- Doric's Task I (miniquest)
- Doric's Task II (miniquest)
- Doric's Task III (miniquest)
- Doric's Task IV (miniquest)
- Doric's Task V (miniquest)