There are many advanced and specialized courses to choose from.
- IANTD – Scuba Skills Update
- IANTD – Advanced Adventurer
- IANTD – Dive Guide
IANTD – Diving Specialties
- IANTD – Recreational Sidemount Diving
- IANTD – Independent Diver
- IANTD – Enriched Air Nitrox
- IANTD – Fish Identification
- IANTD – Marine Ecology
- IANTD – Photo and Video
- IANTD – Deep Diving
- IANTD – Night and Limited Visibility
- IANTD – Underwater Navigation
- IANTD – Search & Recovery
- IANTD – Waves, Tides and Current
- IANTD – Diver Stress and Rescue
- IANTD – Equipment Specialist
- IANTD – Science of Diving