SSF was showing off the modules they hope to release this year including a complete semi-modular Eurorack synth voice called Bantam, the Muton 8 channel VCA, Direct Rx envelope follower and Zero Point VCO.
Elektron wanted to make FM easy-to-use and awesome to manipulate and with the 8-voice, sequencer infused Digitone and it's subtractive synthesis signal path you've never had so much fun with digital synthesis.
Qu Bit have created a Eurorack module that puts Scanned Synthesis into hardware for the first time. The Scanned Organic Wavetable VCO is like a string held in space that you can manipulate in interesting ways
Arturia releases EuroBrute, Roland puts ACB in a multi-functional Eurorack module, Yamaha re-releases the CS-80 and Moog converts everything to Eurorack. Here are my NAMM 2018 predictions and a mixer I want.