Ryzom on Mac OS X (with wine)
 

Since it took me so much time to get it working, I thought I would let you know about the configuration that works for me.

On the Mac side:
Model: MacBook 4,1
Graphics: GMX X3100
Memory: 4GB
X11 version: XQuartz 2.3.3.2

On the wine side:
Version 1.1.22 (from MacPorts)
winecfg as follows:
* Emulate a Virtual Desktop: Yes (1280x700 , change as needed)
* Vertex Shader Support: Hardware
* Allow pixel Shader: No

on the ryzom side:
Version 1.4.0
Configuration:
* Display
* Driver: Direct3D
* Parameters: Windowed (1280x700)
* Display advanced
* Disable texture compression: No
* Disable Vertex Shader: Yes
* Disable AGP for vertices: Yes
* Disable pixel shaders: Yes