Machine-Readable
Papa’s Best STL Thumbnails icon

Bd-young - Strawberry-5-4x.rar

A shell extension that adds preview thumbnails for STL files to Windows Explorer. Runs on Windows 7 or later.

Can also be used with Total Commander and FreeCommander.

Papa’s Best STL Thumbnails displaying a folder with random STLs from thingiverse

Download

Updated (changes, license).

Feel free to donate if you like my program!

64-bit Setup

recommended

32-bit Setup

for old systems

Video Guide

Michael from Teaching Tech made a video guide about the installation. He was so kind to allow me to embed it here! Thumbnail installation starts at 1:49.

Fast

Thumbnail generation is based on the fastest STL viewer available. Folders full of STL files are no problem, and most STL thumbnails are generated as fast as those of JPG photos.

Free

Compatible

Papa’s Best STL thumbnail viewer displays countless STL variations, even where other programs fail:

Custom colors

a folder with thumbnails, their background purple and the objects mint green

Custom object color is ignored if the STL comes with embedded color information! Changes do not take effect on existing thumbnails until you clear the Windows thumbnail cache! This is a Windows limitation.

Via Papa’s Best STL Viewer

  1. download and run my STL Viewer (if you don’t want to install it on your system, choose the portable version)
  2. from the menu, select an object color via ViewSelect Default Material …
  3. select a background color via ViewSelect Default Background …
  4. clear the Windows thumbnail cache

Via registry (for advanced users)

For automation and easy deployment, the color settings are loaded from the registry key HKEY_CURRENT_USER\SOFTWARE\Papa’s Best. Create values according to the following table. If a value is missing, its default is assumed.

Name Type Default Meaning
DefaultBackgroundColor DWORD 0x00000000 Background color for thumbnails. Format is 0xRRGGBBAA.
DefaultObjectColor DWORD 0xffffffff Object color for files without built-in color information. Format is 0xRRGGBBAA. Transparency is not supported.
InitialEyeYawDegrees DWORD 28 Horizontal rotation of the viewer, in degrees. Positive rotates right.
InitialEyePitchDegrees DWORD 331 Vertical rotation of the viewer, in degrees. Positive rotates down.

Installation for all users

Papa’s Best STL Thumbnails installs for the current user by default. To install for all users on a system, open a command prompt or a PowerShell and run msiexec /i "Papas Best STL Thumbnails.msi" MSIINSTALLPERUSER="".

Repeat with every update!

Bd-young - Strawberry-5-4x.rar

The term "BD-Young Strawberry-5-4x.rar" appears to refer to a specific .RAR file. Without more context, it's challenging to provide detailed information about the contents or purpose of this file. However, based on its name, it could potentially be related to a digital content package, possibly a game, software, or media collection, labeled as "Young Strawberry" with a specific version or edition denoted by "BD-Young Strawberry-5-4x."

The handling of .RAR files, such as "BD-Young Strawberry-5-4x.rar," requires attention to safety and security to protect your digital environment. Always prioritize downloading from reputable sources and utilize protective measures to safeguard your data and devices. If specific details about the file are needed, such as its intended use or contents, consider consulting the source from which it was obtained or reaching out to relevant online communities for more information. BD-Young Strawberry-5-4x.rar

In the digital world, files are often compressed to reduce their size for easier storage and sharing. One popular compression format is .RAR, which stands for Roshal ARchive. This format is used to bundle files and folders into a single archive, making it simpler to distribute them over the internet. The term "BD-Young Strawberry-5-4x

A .RAR file is a type of compressed file that contains one or more files and folders within it. This format is widely used because it not only compresses files but also allows for the creation of multi-part archives. This means a large file can be split into several smaller parts, making it easier to share or transfer. One popular compression format is


Dark background on some thumbnails

a folder with two thumbnails whose background is entirely black

Clear your Explorer thumbnail cache (see above) or copy the file to a different location.

This is a bug in Windows 10 that also affects other thumbnails – for example transparent PNG images here and here.

I can’t do anything in my program to work around it, I’m afraid. Please use the Windows 10 feedback function to report this to Microsoft. If enough users do it, they may eventually fix it. Windows 7 does not have this bug.


Something Missing?

Encountered a problem? Have a suggestion? Let me know: