Good news, your Fujifilm GFX 100 camera is supported by SILKYPIX! You can process your RAW photos taken with the Fujifilm GFX 50R camera with SILKYPIX Developer Studio Pro9 or later or SILKYPIX Developer Studio 9 or later.
Fujifilm GFX 100 Features
102MP BSI-CMOS 44 x 33mm sensor
On-sensor Phase Detection
5-axis image stabilization