The 2021 plugin pack for SketchUp 2018 typically includes "must-have" tools that solve common geometry issues and speed up the design process.
: A specialized suite for architects to quickly generate stairs, windows, and doors. JointPushPull
: Specifically updated to support SketchUp 2018 with a streamlined interface and enhanced GPU rendering .
For managing large "packs" or multiple plugins in SketchUp 2018, the following tools are recommended: SketchUcation ExtensionStore