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        <title>polyhedra — Onshape</title>
        <link>https://forum.onshape.com/</link>
        <pubDate>Tue, 22 Sep 2026 12:52:05 +0000</pubDate>
        <language>en</language>
            <description>polyhedra — Onshape</description>
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        <title>New Polyhedra Generator Feature</title>
        <link>https://forum.onshape.com/discussion/31656/new-polyhedra-generator-feature</link>
        <pubDate>Sat, 29 Aug 2026 21:31:57 +0000</pubDate>
        <category>FeatureScript</category>
        <dc:creator>DavisParker</dc:creator>
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        <description><![CDATA[<p>Link to <a href="https://cad.onshape.com/documents/502ba9c82b870b722b73cca3/w/c2137305151fb38ce71bfe8f" rel="nofollow noopener ugc">Polyhedra Generator</a></p><span data-embedjson="{&quot;url&quot;:&quot;https:\/\/us.v-cdn.net\/5022071\/uploads\/434YMIW14MRI\/note-studio-image.png&quot;,&quot;name&quot;:&quot;Note Studio - image.png&quot;,&quot;type&quot;:&quot;image\/png&quot;,&quot;size&quot;:197198,&quot;width&quot;:1486,&quot;height&quot;:648,&quot;displaySize&quot;:&quot;large&quot;,&quot;float&quot;:&quot;none&quot;,&quot;downloadUrl&quot;:&quot;https:\/\/forum.onshape.com\/api\/v2\/media\/download-by-url?url=https%3A%2F%2Fus.v-cdn.net%2F5022071%2Fuploads%2F434YMIW14MRI%2Fnote-studio-image.png&quot;,&quot;active&quot;:true,&quot;mediaID&quot;:57783,&quot;dateInserted&quot;:&quot;2026-08-29T21:20:34+00:00&quot;,&quot;insertUserID&quot;:76023,&quot;foreignType&quot;:null,&quot;foreignID&quot;:null,&quot;embedType&quot;:&quot;image&quot;,&quot;embedStyle&quot;:&quot;rich_embed_card&quot;}">
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<p>I first made this feature in late 2023, and the recent FeatureScript MCP sparked a rewrite with some big speed improvements. Instead of building every face one at a time, the feature now builds only the part of a shape its rotational symmetry cannot repeat and patterns out the rest, so even the largest shapes in the catalog finish in seconds.</p><p>It builds any of 861 polyhedra from David McCooey's <a href="https://dmccooey.com/polyhedra" rel="nofollow noopener ugc">Visual Polyhedra</a> catalog as points, edges, surfaces, or a solid. The range runs from the Platonic solids up through stars, toroids, and geodesic spheres with as many as 13,520 faces. You can size a shape by its published coordinates or by its bounding radius. It makes a good alternative to Jon Sorrells' <a href="https://cad.onshape.com/documents/2c40f522f1b5a02f6ce9ce01/w/32e0799ad10a8f40ac24abb5" rel="nofollow noopener ugc">Polyhedron feature</a>, which constructs the regular solids and their truncations from a few parameters, while this one picks ready-made shapes from a much larger catalog.</p><span data-embedjson="{&quot;url&quot;:&quot;https:\/\/us.v-cdn.net\/5022071\/uploads\/BSMCPN3K6G8O\/note-studio-image-281-29.png&quot;,&quot;name&quot;:&quot;Note Studio - image(1).png&quot;,&quot;type&quot;:&quot;image\/png&quot;,&quot;size&quot;:457475,&quot;width&quot;:1342,&quot;height&quot;:1196,&quot;displaySize&quot;:&quot;large&quot;,&quot;float&quot;:&quot;none&quot;,&quot;downloadUrl&quot;:&quot;https:\/\/forum.onshape.com\/api\/v2\/media\/download-by-url?url=https%3A%2F%2Fus.v-cdn.net%2F5022071%2Fuploads%2FBSMCPN3K6G8O%2Fnote-studio-image-281-29.png&quot;,&quot;active&quot;:true,&quot;mediaID&quot;:57784,&quot;dateInserted&quot;:&quot;2026-08-29T21:23:47+00:00&quot;,&quot;insertUserID&quot;:76023,&quot;foreignType&quot;:null,&quot;foreignID&quot;:null,&quot;embedType&quot;:&quot;image&quot;,&quot;embedStyle&quot;:&quot;rich_embed_card&quot;}">
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<p>Hope you all make something awesome with these!</p>]]>
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