With the release of the 2020 version of Autodesk Flame OpenFX Plugins are supported. This means Rotobot’s Plugins: Segmentation, Instance Segmentation and Trimap all work out of the box on Flame 2020.
There is a small trick to getting the plugins to work due to an software library crash with some versions of Rotobot.
comment out the lines with rotobot.ofx.bundle in, the comment character # should be put on the start of the line
/opt/Autodesk/presets/2020/cfg/cf_ofx_ignore_list.cfg
/opt/Autodesk/presets/2020/status/cf_ofx_ignore_list.cfg
/opt/Autodesk/project/YOUR_PROJECT_NAME/status/cf_ofx_ignore_list.cfg