BrainSuite v.16a is now available for download from the BrainSuite download page. This release includes a graphical user interface version for Windows and Mac OS X platforms. Command line tools for performing cortical surface extraction, surface/volume registration, and processing of diffusion weighted images are also included. Source code is provided under a GPLv2 license. This version now uses MATLAB R2015b MCR, which offers improved compatibility with more recent versions of Mac OS X.