Since 2014 when I first learned to solve 3x3, I've accumulated close to 100 puzzles. Here is my collection!
CUBE (SHAPE CHANGING)
Windmill Cube
Quantity: 1
A 3x3x3 variation built by Katsuhiko Okamoto.
XXL Gearcube
Quantity: 1
A bigger version of the Gear Cube with a very fitting package.
OTHER N-SIDED
Love-Bird
Quantity: 1
A corner only Tuttminx.
Truncated Icosidodecahedron
Quantity: 1
Two years after the void version the inventor presented the first solid puzzle implementing all three dodecahedral axis systems.
Tuttminx
Quantity: 1
The puzzle is an extension of the Megaminx to a truncated icosahedron (soccerball or buckyball for the chemists).
All 32 sides are rotatable.
Void Truncated Icosidodecahedron
Quantity: 1
A puzzle combining all three dodecahedral axis systems. It was built before all smaller variants were completed, void or not.
Wandering Tuttminx
Quantity: 1
A Tuttminx with 32 central gears made visible with the help of 32 flower like shapes.
SPHERE
CTDSphere
Quantity: 1
A Dino dodecahedron in shape of a sphere.
Gear Ball
Quantity: 1
A mass produced spherical Gear Cube.
Giga Rhombic Tuttminx
Quantity: 1
A higher order version of the Fake Tuttminx. 42 axes with two layers each and 32 colours.
Icosahedron 77
Quantity: 1
A Tuttminx in spherical shape with the pentagons replaced by heptagons.
Rhombic Tuttminx
Quantity: 1
A sphercial version of the Fake Tuttminx. 42 axes and 80 colours.
ROUND CONVEX SHAPES
Diamond Cube
Quantity: 1
A mass produced version of a 3x3x3 in shape of a diamond.
HEADS & OBJECTS
Apple 3x3x3
Quantity: 1
A 3x3x3 in shape of an apple. A red and a green version exists. A golden version followed.
MOVING TILES
Buzzle Ball
Quantity: 1
14 pieces rotating on a sphere divided in 3 (!) distinct layers.
Hex Shaper
Quantity: 1
Three intersecting circles which do NOT make up a planar surface.