RU
ENLibfredo6 Old Version ((better)) Jun 2026
| Libfredo6 Version | Best for SketchUp Version | Compatible With (Examples) | Notes | | :--- | :--- | :--- | :--- | | | SketchUp 2015 – 2016 | Curviloft 1.7, JointPushPull 2.x | Last version without the modern UI (Report Browser). | | v8.5a | SketchUp 2017 – 2019 | FredoTools 3.3a, RoundCorner 2.0 | The "Workhorse" – Most stable for pre-2020 workflows. | | v10.7 | SketchUp 2020 – 2021 | FredoScale 3.0, TopoShaper 2.0 | Introduces dark mode compatibility. | | v12.0c | SketchUp 2022 – 2023 | All Fredo6 plugins up to 2024 | Fixed a major memory leak from v11. | | v13.0+ | SketchUp 2024+ | Only the latest plugin versions | Warning: Do not use v13+ with plugins last updated in 2020. |
SketchUp has transitioned through multiple coding environments over the decades. Older versions of SketchUp (such as SketchUp 8, 2013, 2016, or 2017 Make) rely on older versions of the Ruby programming language. Modern releases of Libfredo6 are optimized for current SketchUp environments and will crash or refuse to load on legacy software. Matching the plugin era to your software era is critical for stability. 2. The Transition to Premium Licenses
Fredo6 is a meticulous developer. He maintains a public archive of nearly every version he has released. Here is how to access them safely. Libfredo6 Old Version
is a shared library of scripts used by almost all plugins created by the developer Fredo6 for SketchUp . Because modern versions of LibFredo6 are optimized for newer SketchUp releases (2017 and later), users on older systems often need specific legacy versions to maintain compatibility. Essential Legacy Version: LibFredo6 v9.5k
Access the (or Preferences > Extensions in older versions). Click Install Extension . Select the downloaded legacy .rbz file and confirm. | Libfredo6 Version | Best for SketchUp Version
This is a crucial step to let the Ruby console initialize the library. Troubleshooting "Error Loading File"
LibFredo6 Old Version: A Guide to Legacy Support for SketchUp | | v12
Fredo6 plugins are famous for supporting dozens of languages.
While the latest version of LibFredo6 is generally the best choice for most users, there are valid reasons for seeking out an older version—legacy projects, specific hardware, or the need for absolute stability. Understanding the version history and compatibility rules is crucial to keeping your SketchUp plugins functional.
The LibFredo6 library is a fundamental shared library required for the functionality of various plugins developed by Fredo6 for Trimble SketchUp, such as FredoScale, Curviloft, and RoundCorner
Some third-party SketchUp resource sites maintain clean mirrors with permission from Fredo6.