Curic OI
Super Offset/Intersect tools
Curic OI

Offset/Intersect tools

Working on the geometry level, you don't need to open the innermost level to select an edge/face for offset. Get edge/face from anywhere in the model and drop to any face from any object you want.

+ Chalkline Tool - Single/Double line/Offset by distance/Dragging line

+ Offset Tool - Offset loop. Inside face mode

+ Intersect Tool - Intersecting all faces of an object by plane from a face