Free &
Open Source
Construction
Set
Explore random Block
Beams
Structure your builds using these frequently used blocks.
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Braces
Connect and support two or more blocks.
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Fasteners
Fasten blocks using threaded screws, nuts, rivets, wedges, etc.
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Plates
Use plates for creating two-dimensional structures.
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Shafts
Connect blocks through holes allowing for linear or static motion.
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Tools
Connect, measure, store, and process SEMFIE blocks.
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![Tool Stand [for SPN-TOL-0001] - SPN-TOL-0041 (stemfie.org)](/static/content/Tool%20Stand%20%5Bfor%20SPN-TOL-0001%5D%20-%20SPN-TOL-0041%20(stemfie.org).png)