How to Organize SketchUp Models and Textures: A Free Asset Library Template
Every SketchUp user has a downloads folder they are slightly afraid of. Models, textures, and half-renamed copies pile up until finding one sofa takes far too long. This post explains how to organize a SketchUp asset library with simple folders and names, and gives you a free spreadsheet template to start with.
How we ended up with so many 3D files
Free models became a few clicks away. SketchUp was built by @Last Software, which Google acquired in 2006. Google’s SketchUp platform included 3D Warehouse, a website where people upload, download, and collect models. In April 2012, when Trimble agreed to buy SketchUp from Google, that site already held almost two million models made by users. SketchUp 7, released back in 2008, had linked the Component Browser and 3D Warehouse more closely.
Getting models turned out to be the easy part. Storing them sensibly was left to each person, and many of us saved files wherever was handy. For SketchUp users the cost is practical: a component downloaded twice under two names, a texture kept at three sizes, or a favorite chair nobody can trace back to its source.
Other industries learned this lesson earlier. In UK construction, file names were once built around the BS 1192 convention, which split each name into parts. The UK annex for ISO 19650, the standard that replaced the older PAS 1192 series, still looks broadly similar, and that annex was revised in 2021. Game development reached the same place by another road. Epic Games publishes a suggested naming pattern for Unreal Engine projects, based on how it names assets in its own sample projects, and advises teams to choose a convention early.
The fields differ, but the lesson matches: agree on the pattern first, then let the library grow inside it. You don’t need an industry standard to do that. You need a small set of rules that everyone on your team, including future you, will actually follow.
The short version: Free models became easy to download once online repositories grew, but nothing organized them automatically. Construction and game teams answered with naming rules chosen early, and SketchUp users can borrow the same idea.
Three ways to keep a library tidy
Most people rely on one of three methods. Each one solves part of the problem.
• Folders only. Helps: easy to browse visually. Falls short: a file loses its context once it is copied, emailed, or imported.
• Names only. Helps: every file identifies itself, wherever it lands. Falls short: one crowded folder is slow to scan.
• Both together. Helps: folders narrow the search and names confirm the match. Falls short: it needs a few agreed rules.
We recommend the third. A short formula keeps names readable while folders do the rough sorting: Category_Item_Style_Variant_Version. A pendant light might be Lights_PendantRound_BrushedBrass_01_v01, and a floor texture might be Wood_Oak_LightParquet_01_v03.
A note on versions: a number tells you what came first, and “final” only tells you what someone hoped. When you improve a model, save it as the next version and move the older one to an archive folder.
The short version: Folders help you browse, and names help you verify. Use both, with a short formula such as Category_Item_Style_Variant_Version, so a file stays identifiable even after it leaves its folder.
Getting started
This structure follows the categories used in SketchShaper’s free library. Rename any of them to suit your own work.
Asset_Library/
Models/
Sofa/
Chairs/
Table/
Decoration/
Bed/
Storages/
Lights/
Electronics/
Textures/
Marble/
Brick/
Concrete/
Fabric_Leather/
Tiles/
Wood/
VRay_Materials/
_Incoming/ (unchecked downloads)
_Archive/ (retired versions)
1. Open the template’s Folder Tree tab and edit the yellow cells to match your own categories.
2. Create the matching folders on your drive, plus _Incoming for unchecked files and _Archive for retired versions.
3. Try a few real file names in the Naming Formula tab. Its checker flags spaces and the word “final.”
4. From now on, every new download waits in _Incoming. Only after it passes your checks for clean geometry, correct scale, sensible textures, and a usable license does it move into its category.
5. Tidy old files gradually, one category per session. When you finish, open the Retrieval Test tab and time five searches. The sheet scores them and gives an overall rating. Its default cutoffs are our starting suggestions, and you can change them.
Get the free template
It is a single Excel file containing three sheets. Folder Tree turns your category names into full folder paths. Naming Formula builds and checks file names. Retrieval Test scores five searches and can estimate the yearly cost of slow searching from your own numbers.
[Download the free asset library template (.xlsx)]
Looking for assets to put in those folders? Browse SketchShaper’s free SketchUp 3D models and textures, or take a look at the SketchShaper extension.
The short version: The free template is one spreadsheet. It builds your folder paths, checks your file names, and scores how quickly you can find five assets.
Summary
A tidy SketchUp asset library needs three things: folders that group files by category, names that describe them, and a holding folder for anything unchecked. The template gives you all three in one file. Set it up this week, test it with five searches, and keep adding to your library with confidence.
Sources
• GeoWeek News, Trimble acquires Google SketchUp (April 2012): https://www.geoweeknews.com/news/trimble-acquires-google-sketchup
• Wikipedia, SketchUp (release history): https://en.wikipedia.org/wiki/SketchUp
• Symetri, ISO 19650 File Naming Update (2021): https://www.symetri.co.uk/insights/blog/iso-19650-file-naming-update/
• Viewpoint, Understanding BIM in the UK Part 2: https://www.viewpoint.com/blog/understanding-bim-in-the-uk-part-2-changes-in-the-uk-naming-convention-and-the-the-uk-annex
Epic Games, Recommended Asset Naming Conventions in Unreal Engine projects: https://dev.epicgames.com/documentation/unreal-engine/recommended-asset-naming-conventions-in-unreal-engine-projects
