Here is the honest answer and the best free workflow to generate professional railings without spending a dime.
Draw a line representing the center of your railing. railing plugin sketchup free
The Railing Plugin for SketchUp is a free extension designed to simplify the process of creating railings in SketchUp. Developed by a renowned SketchUp plugin creator, this plugin provides an intuitive interface that allows users to generate custom railings with various styles, profiles, and settings. Here is the honest answer and the best
This works perfectly for straight handrails. However, if the path is complex, plugins like FredoCorner offer better controls for twisting and orientation. if the path is complex