Bending

Firebending

Normal

• Blocking Fire
• Fire Blade
• Blazing Rings/Arcs
• Fire Bomb
• Fire Circle
• Flame Redirection
• Fire Streams
• Fire Whip
• Fire Balls
• Shield of Fire

Masters

• Charged Attacks
• Fire Comet
• Fire Missiles
• Intertwined Fire Stream
• Jet Propulsion
• Fire Wall

Special

1. Breath of Fire
2. Combustion
3. Energy Reading
4. Heat Control
5. Lightning

Airbending

Normal

• Air Ball
• Air Blast
• Air Bomb
• Air Vortex
• Air Punch/Kick
• Air Shield
• Air Breath
• Air Swipe
• Enhancements
• Heat Regulation
• Gliding

Masters

• Air Blade
• Air Spout
• Mini Tornado

Special

1. Spiritual Projection

Waterbending

Normal

• Wave
• Water Whip
• Water Jet
• Water Bullet
• Water Wall/Shield
• State Change
• Water Pressure Manipulation
• Iceberg Spike
• Ice Spear
• Ice Disk
• Ice Breath
• Water Cloak
• Water Filtering

Masters

• Water Pinwheel
• Bubble
• Water Drill
• Multiple Water Whips
• Water Vortex
• Octopus Form
• Ice Prison
• Ice Floor
• Water Ball
• Umbrella
• Ice Bridge

Special

1. Condensation
2. Plant Bending
3. Blood Bending
4. Running on Water
5. Armless Water Bending
6. Healing

Earthbending

Normal

• Levitating Rocks
• Earth Block
• Earth Columns
• Compressing rock
• Earth Gauntlet
• Earth Launch
• Earth Line
• Earth Material Manipulation
• Earth Tent
• Earth Smash
• Earthquakes/fissures
• Quicksand
• Rock shield
• Rock Slide
• Earth Spout
• Slab Shackles
• Water Filtering

Masters

• Dust Cloud
• Earth Armour
• Earth Canonball
• Earth Tunnels
• Earth Wave
• Remote Earthbending

Special

1. Lavabending
2. Mudbending
3. Rock Gloves/shoes
4. Sandbending
5. Seismic Sense

These lists of bending techniques are paraphrased from Avatar Wiki. For a more detailed description of techniques, all members are welcome and encouraged to look there.