V9.5 | Libfredo6

One of the most frustrating bugs in v9.4 was the disappearing toolbar icon issue after restarting SketchUp. LibFredo6 v9.5 patches the registry storage method for toolbar visibility. Once you set your toolbar to visible, it stays visible.

You might be thinking, "If it isn't broken, why fix it?" Here are three compelling reasons to update immediately:

LibFredo6 is not a standalone tool; it is a Ruby plugin library that serves as the backbone for a wide range of popular SketchUp extensions developed by Fredo6. It acts as a shared resource, meaning if you want to use any of Fredo6's famous tools—such as RoundCorner, FredoScale, Curviloft, or JointPushPull—you must have LibFredo6 installed. libfredo6 v9.5

Version 9.5 represents a specific historical release in the library's long evolution.

While version 9.5 is not the absolute latest as of 2026, it remains a stable release used by many professionals. It provides: One of the most frustrating bugs in v9

Cause: You installed a Fredo6 tool (e.g., RoundCorner) before installing LibFredo6.
Fix: Uninstall the tool, install LibFredo6 v9.5 first, then reinstall the tool.

Before diving into the specifics of v9.5, let’s clarify what LibFredo6 does. Think of it as the "engine" behind the car. Without the engine, the car (Fredo6’s tools) won't move. LibFredo6 provides: Important Note: LibFredo6 requires a separate installation

Important Note: LibFredo6 requires a separate installation. You cannot run RoundCorner or FredoScale without having LibFredo6 installed first.

Cause: Corrupted cache from an older version of LibFredo6.
Fix: Navigate to your user folder (%AppData%\SketchUp\SketchUp 2024\SketchUp\Plugins\FREDOLIB6_Data). Delete the folder named ToolbarCache. Restart SketchUp.