By 2017, the Extension Warehouse (plugins) was mature. Almost every major plugin you need—V-Ray, Skatter, Artisan, Joint Push Pull, Fredo6 tools—had a stable version compatible with SketchUp 17. Later updates to the Ruby API (the scripting language) broke many legacy plugins. If you have a workflow built on custom scripts, SketchUp 17 is often the safest haven.
The Component browser received a significant facelift. SketchUp 17 made it easier to find and organize local components. Users could now drag and drop assets more intuitively, and the search functionality was tightened. For users relying on the 3D Warehouse—a massive repository of user-generated content—this integration was smoother than ever before. sketchup 17
SketchUp 2017 introduced customizable axes colors, a small but vital feature for accessibility. The Legacy of SketchUp Make 2017 By 2017, the Extension Warehouse (plugins) was mature