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Konstruktor
Mecabricks is an online LEGO building tool.

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Which is more popular?
Based on our record, Mecabricks.com seems to be more popular. It has been mentioned 13 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | mecabricks.com | opalstack.com |
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| Company | Startup from China · 2025 | — |
| Listed in |
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Very nice community, easy to use, adding custom prints is easy, stuff like that. can't think of anything bad.
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Recommendations tracked on public social media and blogs since March 2021.


Designed a LEGO front bezel with mecabricks.com for the NFC S4T. It fits with friction. The techniques used aren't as stable as I wish they were, so I have to redo the base. But that's not really an issue. Parts have been acquired via... Source: about 3 years ago
Some of the builds are published on mecabricks.com, and they're all free to use if you'd like to make cartoons of your own. I'll be uploading the cast of characters there, to the extent I've finished them, later this week. I figured I'd... Source: over 3 years ago
Yes, I did it with Blender. The models are from https://mecabricks.com/. Source: over 3 years ago
Tracking Opalstack since Sep 2023.
When comparing Mecabricks.com and Opalstack, you can also consider the following products.

LeoCAD is a CAD program for creating virtual LEGO models.
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LDraw is an open standard for LEGO CAD programs that allow the user to create virtual LEGO models...
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Bricksmith allows you to create virtual instructions for your Lego creations on your Mac.
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