Nautilus Multi Grain Code (NMGC); version 2.2.0 (May 2024) This repository contains the full NMGC package (Ruaud et al. 2016; Iqbal & Wakelam 2018, Gavino et al. 2021). UPDATES May 2024: 0D models now works in multi-grain mode. 1D models can now be something else than a disk. parameters.in file is simplified.