Main menu At the top, there is main menu. You can load/save rs file and access set editors, preference, utilities.
Pass tree panel The first panel from left is Pass tree panel. It allow you to access and manage pass, pmodifier(pass modifier) and passgroups.
At the top of panel. there are buttons to manage nodes on the trees.
At the botton, there are Pmod Type to Activate in Viewport button and PassSet dropdown.
Pass modify panel allow you to adjust parameters for pmodifiers.
Note panel allow you to set notes for each nodes and access settings rollouts.