List of all MRPT dependencies / build options

Library/Build option	Mandatory?
eigen3	Mandatory (embedded if not external found)
opencv	Optional but recommended
wxWidgets	Optional but recommended
opengl+glut	Optional but recommended
SSE* optimizations	Optional but recommended
libftdi	Optional
libpcap (or WinPCap)	Optional
libusb	Optional (needed for Kinect)
libzmq (ZeroMQ)	Optional (*) (Network transport layer)
pcl	Optional (*)
LAS (liblas)	Optional
suitesparse	Optional (but partly embedded)

Note: (*) means that the functionality is header-only. This means that will be available even if MRPT is built without those libraries, but the user program includes both, the external library, and MRPT headers.