The Custom Overlays feature is a significant enhancement in (as of just:in mac v.6.x, ) which essentially functions as a graphics engine within a Capture Preset. This new powerful feature allows users to overlay recordings with different types of static and/or dynamic data. Here is a list of the available data fields, with support for these data field types:
Text
Images
Metadata values (just:in mac 2025 metadata values)
SMPTE Timecode
Date and Date-time values
...