QwikiWiki – a wiki with mind mapping features (no screenshots found).

Conspicio – a mind mapper with a 3D view option.  Not to be confused with Consideo – that was last time! 

Sparx Enterprise Architect – a UML modeller with the newly-added ability to support mind mapping:

GnuConcept Interfaz – a simple mind mapper:

Another week, and four new entries.  My thanks to those who helped me find these.

Vic