Just in time for Christmas,

Lasers
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Just in time for Christmas, a snowflake generator!

http://paulkaplan.me/SnowflakeGenerator/

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I think I like this one better. :thinking: https://www.thingiverse.com/thing:1159436

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@SirGeekALot There are quite a few on thingiverse that use openscad but not everybody here knows how to use it. I do agree that parametric ones are a lot better.