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HTTP/1.1 200 OKDate: Thu, 05 Feb 2026 21:14:15 GMTContent-Type: text/html; charsetutf-8Transfer-Encoding: chunkedConnection: keep-aliveAccess-Control-Allow-Origin: *Cache-Control: public, max-age0, must-revalidateLink: /images/logo.png>; relpreload; asimagereferrer-policy: strict-origin-when-cross-originx-content-type-options: nosniffReport-To: {group:cf-nel,max_age:604800,endpoints:{url:https://a.nel.cloudflare.com/report/v4?sTNoFKdGgErFw4bJmYnWekKUHcZh1%2BJQFosh6zUIU2o6vp%2Fc97gEUOPPgmLAo%2FQFa0r9n%2B06GajzOdUv4cHqawC646T8jg4JpP7zvSA%3D%3D}}Nel: {report_to:cf-nel,success_fraction:0.0,max_age:604800}Server: cloudflarecf-cache-status: DYNAMICCF-RAY: 9c956a977bbe9b19-PDXalt-svc: h3:443; ma86400 !DOCTYPE html>html langen>head>meta charSetutf-8/>meta nameviewport contentwidthdevice-width, initial-scale1/>link relpreload href/_next/static/media/4cf2300e9c8272f7-s.p.woff2 asfont crossorigin typefont/woff2/>link relpreload href/_next/static/media/93f479601ee12b01-s.p.woff2 asfont crossorigin typefont/woff2/>link relpreload asimage href/images/logo.png/>link relstylesheet href/_next/static/css/de70bee13400563f.css data-precedencenext/>link relstylesheet href/_next/static/css/826e0432ee735495.css data-precedencenext/>link relpreload asscript fetchPrioritylow href/_next/static/chunks/webpack-a205dc3e933e4002.js/>script src/_next/static/chunks/vendors-aacc2dbb-a419ea5ca1c80d01.js async>/script>script src/_next/static/chunks/vendors-a83425b3-98c88a94fa0ad1a3.js async>/script>script src/_next/static/chunks/vendors-f67df17f-7d3fcfae98a5919b.js async>/script>script src/_next/static/chunks/vendors-4a7382ad-f82eec1e717ae9b8.js async>/script>script src/_next/static/chunks/vendors-4c7823de-20523181bfd59f3e.js async>/script>script src/_next/static/chunks/vendors-fc717cc5-ea21edf34292cdf1.js async>/script>script src/_next/static/chunks/vendors-a6a69d38-5e9f0214771041e8.js async>/script>script src/_next/static/chunks/vendors-362d063c-a3b15ff7d4ff8968.js async>/script>script src/_next/static/chunks/vendors-1fe1241d-69082e42e593c5ff.js async>/script>script src/_next/static/chunks/vendors-d7c15829-e8ab121030b60897.js async>/script>script src/_next/static/chunks/vendors-98a6762f-ae0ebd66c09ae601.js async>/script>script src/_next/static/chunks/vendors-ff30e0d3-3269b38a2c94ba75.js async>/script>script src/_next/static/chunks/vendors-0fbe0e3f-ab843aaf2100acde.js async>/script>script src/_next/static/chunks/vendors-9a5e4ce4-1530ea534c2c7041.js async>/script>script src/_next/static/chunks/vendors-9a66d3c2-b18017b9bdd60404.js async>/script>script src/_next/static/chunks/vendors-89d5c698-7fb8d2582b8edf6d.js async>/script>script src/_next/static/css/de70bee13400563f.css async>/script>script src/_next/static/chunks/vendors-e4caf400-4118349c1c9a0855.js async>/script>script src/_next/static/chunks/vendors-8cbd2506-b8d664b883f3e7fb.js async>/script>script src/_next/static/chunks/vendors-4712b1cd-d23f6ba7b980f358.js async>/script>script src/_next/static/chunks/main-app-9e4e1dad3835e77d.js async>/script>script src/_next/static/chunks/common-85f17c393940aba5.js async>/script>script src/_next/static/chunks/app/page-d78f70b774da968f.js async>/script>script async srchttps://www.googletagmanager.com/gtag/js?idG-GPGEL4J0HB>/script>meta namenext-size-adjust content/>meta namerobots contentindex, follow/>link relicon href/favicon.svg typeimage/svg+xml/>meta nameyandex-verification contentd2376919144eb64d/>script> window.dataLayer window.dataLayer || ; function gtag(){dataLayer.push(arguments);} gtag(js, new Date()); gtag(config, G-GPGEL4J0HB); /script>title>3MF to STL Converter - Free Online Tool/title>meta namedescription contentConvert 3MF files to STL format for 3D printing. Free online converter that works entirely in your browser. No registration required./>meta namekeywords content3MF,STL,3D printing,converter,free,online/>meta namecontent-language contenten/>link relcanonical hrefhttps://3mftostl.org//>link relalternate hrefLangen hrefhttps://3mftostl.org//>link relalternate hrefLangzh-CN hrefhttps://3mftostl.org/zh//>meta propertyog:title content3MF to STL Converter - Free Online Tool/>meta propertyog:description contentConvert 3MF files to STL format for 3D printing. Free online converter that works entirely in your browser. No registration required./>meta propertyog:url contenthttps://3mftostl.org//>meta propertyog:locale contenten/>meta propertyog:image contenthttps://3mftostl.org/website.png/>meta propertyog:type contentwebsite/>meta nametwitter:card contentsummary_large_image/>meta nametwitter:title content3MF to STL Converter - Free Online Tool/>meta nametwitter:description contentConvert 3MF files to STL format for 3D printing. Free online converter that works entirely in your browser. No registration required./>meta nametwitter:image contenthttps://3mftostl.org/website.png/>script>document.querySelectorAll(body linkrelicon, body linkrelapple-touch-icon).forEach(el > document.head.appendChild(el))/script>script src/_next/static/chunks/polyfills-42372ed130431b0a.js noModule>/script>/head>body class__variable_188709 __variable_9a8899 antialiased>div hidden>!--$-->!--/$-->/div>header classbg-white dark:bg-gray-900 shadow-sm border-b border-gray-200 dark:border-gray-700>div classcontainer mx-auto px-4 py-4>div classgrid grid-cols-3 items-center>div classflex items-center space-x-3>a aria-label3MF to STL - Home classflex items-center space-x-2 href/>img alt3MF To STL Converter logo width60 height25 decodingasync data-nimg1 classdark:invert stylecolor:transparent src/images/logo.png/>span classsr-only>3MF ↔ STL Online Tools/span>/a>/div>nav aria-labelPrimary classflex flex-wrap items-center justify-center gap-4 md:gap-6 text-sm>a classtext-gray-700 dark:text-gray-300 hover:text-blue-600 dark:hover:text-blue-400 transition-colors href/>3MF → STL/a>a classtext-gray-700 dark:text-gray-300 hover:text-blue-600 dark:hover:text-blue-400 transition-colors href/stl-to-3mf/>STL → 3MF/a>a classtext-gray-700 dark:text-gray-300 hover:text-blue-600 dark:hover:text-blue-400 transition-colors href/3mf-viewer/>3MF Viewer/a>a classtext-gray-700 dark:text-gray-300 hover:text-blue-600 dark:hover:text-blue-400 transition-colors href/stl-viewer/>STL Viewer/a>/nav>div>/div>/div>/div>/header>main classflex w-full min-h-screen bg-gray-50 dark:bg-gray-900>div classw-full mx-auto stylewidth:100%>div classflex justify-center stylemargin:10px>div stylewidth:80%;max-width:1200px>script typeapplication/ld+json>{@context:https://schema.org,@type:WebSite,name:3MF to STL Converter,url:https://3mftostl.org/,description:Free online tool to convert 3MF files to STL format for 3D printing. Works entirely in your browser with no data upload.,inLanguage:en_US,image:{@type:ImageObject,url:https://3mftostl.org/website.png,height:512,width:512}}/script>script typeapplication/ld+json>{@context:https://schema.org,@type:SoftwareApplication,name:3MF to STL Converter,applicationCategory:WebApplication,operatingSystem:Web browser,url:https://3mftostl.org/,description:Free online tool to convert 3MF files to STL format for 3D printing. Works entirely in your browser with no data upload.,softwareRequirements:Requires a modern web browser (Chrome 60+, Firefox 55+, Edge 79+).,offers:{@type:Offer,price:0,priceCurrency:USD},image:https://3mftostl.org/website.png}/script>section classtext-center max-w-6xl mx-auto mb-10>div classrelative overflow-hidden rounded-2xl bg-gradient-to-br from-slate-900 via-indigo-900 to-purple-900 p-6 md:p-6 shadow-2xl>div classabsolute inset-0 pointer-events-none stylebackground:radial-gradient(800px 300px at 10% 10%, rgba(255,255,255,0.08), transparent), radial-gradient(600px 300px at 90% 30%, rgba(255,255,255,0.06), transparent)>/div>h1 classrelative text-4xl md:text-6xl font-extrabold tracking-tight text-white>3MF to STL Converter/h1>p classrelative mt-4 text-base md:text-xl text-white/80 max-w-2xl mx-auto>Convert 3MF to STL right in your browser. Fast, Secure, Free, No Uploads, No Limits/p>/div>/section>section classtext-center max-w-6xl mx-auto mb-8>section classmax-w-6xl mx-auto mb-10 >div classmb-8>div classrelative overflow-hidden rounded-2xl border border-slate-200 dark:border-slate-700 bg-white dark:bg-slate-900 py-16 px-8 md:py-24 text-center cursor-pointer shadow-md hover:shadow-xl transition-shadow>div classabsolute inset-0 pointer-events-none stylebackground:radial-gradient(500px 200px at 100% 0%, rgba(99,102,241,0.15), transparent), radial-gradient(400px 200px at 0% 100%, rgba(236,72,153,0.12), transparent)>/div>div classrelative mb-4>svg classmx-auto h-12 w-12 text-indigo-500 strokecurrentColor fillnone viewBox0 0 48 48>path dM28 8H12a4 4 0 00-4 4v20m32-12v8m0 0v8a4 4 0 01-4 4H12a4 4 0 01-4-4v-4m32-4l-3.172-3.172a4 4 0 00-5.656 0L28 28M8 32l9.172-9.172a4 4 0 015.656 0L28 28m0 0l4 4m4-24h8m-4-4v8m-12 4h.02 stroke-width2 stroke-linecapround stroke-linejoinround>/path>/svg>/div>p classrelative text-base md:text-lg text-slate-900 dark:text-white font-semibold>Click to upload 3MF files/p>p classrelative mt-1 text-xs md:text-sm text-slate-500 dark:text-slate-400>Multiple files supported/p>/div>input typefile multiple accept.3mf classhidden/>/div>/section>/section>section classtext-center max-w-6xl mx-auto mb-12>h2 classtext-3xl md:text-4xl font-bold text-gray-900 dark:text-white mb-4>3MF to STL Converter Explained/h2>p classtext-base md:text-lg text-gray-600 dark:text-gray-300 max-w-3xl mx-auto>Our free online 3MF to STL converter lets you convert 3MF files to STL in seconds—right in your browser. No installs, no uploads, no limits. If you are asking how to convert 3MF to STL or how to turn 3MF into STL, you are in the right place./p>/section>section classtext-center max-w-6xl mx-auto mb-12>h2 classtext-3xl md:text-4xl font-bold text-gray-900 dark:text-white mb-6>How to Convert 3MF to STL Online/h2>div classgrid grid-cols-1 md:grid-cols-3 gap-4 text-left>div classrounded-2xl border border-slate-200 dark:border-slate-700 p-6 bg-white dark:bg-gray-900 shadow-sm>h3 classtext-lg font-semibold text-gray-900 dark:text-white mb-2>1) Upload/h3>p classtext-gray-600 dark:text-gray-300>Click the upload area above and select one or more 3MF files (convert 3MF to STL online without sending data to servers)./p>/div>div classrounded-2xl border border-slate-200 dark:border-slate-700 p-6 bg-white dark:bg-gray-900 shadow-sm>h3 classtext-lg font-semibold text-gray-900 dark:text-white mb-2>2) Convert/h3>p classtext-gray-600 dark:text-gray-300>The tool converts each 3MF file to STL with a clear progress indicator. Large files? No problem—everything runs locally./p>/div>div classrounded-2xl border border-slate-200 dark:border-slate-700 p-6 bg-white dark:bg-gray-900 shadow-sm>h3 classtext-lg font-semibold text-gray-900 dark:text-white mb-2>3) Download/h3>p classtext-gray-600 dark:text-gray-300>When done, download your STL files. This 3MF file to STL process is fast, private, and free./p>/div>/div>/section>section classtext-center max-w-6xl mx-auto mb-12>h2 classtext-3xl md:text-4xl font-bold text-gray-900 dark:text-white mb-6>Conversion Principles/h2>div classmax-w-4xl mx-auto text-left>ul classspace-y-3 text-gray-700 dark:text-gray-300>li>span classfont-semibold>Mesh triangulation/span>: STL stores a triangle mesh only. When you convert 3MF to STL, we export each 3MF mesh as triangles and write vertex positions and facet normals./li>li>span classfont-semibold>Units and coordinate system/span>: 3MF encodes em>unit/em> (millimeter by default). STL has no official unit; most slicers assume millimeters. We keep geometry scale consistent with 3MF units./li>li>span classfont-semibold>Normals and topology/span>: If source normals are missing or inconsistent, we recompute facet normals to ensure better shading and slicer robustness./li>li>span classfont-semibold>Materials and colors/span>: STL does not preserve colors/materials by spec. 3MF’s appearance data is ignored in STL output./li>li>span classfont-semibold>G-code limitation/span>: “convert 3MF gcode to STL” is not feasible. G-code is toolpath commands, not a recoverable triangle mesh./li>/ul>/div>div classmt-8>div classflex justify-center w-full w-full mx-auto rounded-2xl shadow-2xl hover:scale-105 transition-transform duration-300>div classbg-gray-200 animate-pulse rounded-2xl stylewidth:100%;height:200px>/div>/div>/div>div classmt-8 grid grid-cols-1 md:grid-cols-2 gap-4 text-left>div classrounded-2xl border border-slate-200 dark:border-slate-700 p-6 bg-white dark:bg-gray-900 shadow-sm>h3 classtext-lg font-semibold text-gray-900 dark:text-white mb-2>Recommended Reading/h3>ul classlist-disc ml-5 space-y-2 text-gray-700 dark:text-gray-300>li>a hrefhttps://3mf.io/specification/ target_blank relnoopener noreferrer classtext-indigo-600 dark:text-indigo-400 hover:underline>3MF Consortium — Specification/a>/li>li>a hrefhttps://en.wikipedia.org/wiki/STL_(file_format) target_blank relnoopener noreferrer classtext-indigo-600 dark:text-indigo-400 hover:underline>STL (file format) — Wikipedia/a>/li>/ul>/div>div classrounded-2xl border border-slate-200 dark:border-slate-700 p-6 bg-white dark:bg-gray-900 shadow-sm>h3 classtext-lg font-semibold text-gray-900 dark:text-white mb-2>Further Topics/h3>ul classlist-disc ml-5 space-y-2 text-gray-700 dark:text-gray-300>li>a hrefhttps://learn.microsoft.com/en-us/windows/win32/3dprint/3d-printing-overview target_blank relnoopener noreferrer classtext-indigo-600 dark:text-indigo-400 hover:underline>Microsoft 3D Manufacturing Format Overview/a>/li>li>a hrefhttps://reprap.org/wiki/STL target_blank relnoopener noreferrer classtext-indigo-600 dark:text-indigo-400 hover:underline>RepRap — STL notes for 3D printing/a>/li>/ul>/div>/div>/section>section classtext-center max-w-6xl mx-auto mb-20>h2 classtext-3xl md:text-4xl font-bold text-gray-900 dark:text-white mb-12>3MF vs STL — Technical Comparison & Use Cases/h2>div classgrid grid-cols-1 lg:grid-cols-2 gap-8 text-left mb-12>div classrounded-3xl border border-slate-200 dark:border-slate-700 p-8 bg-white dark:bg-gray-900 shadow-lg hover:shadow-xl transition-shadow duration-300>div classflex items-center mb-6>div classw-12 h-12 rounded-xl bg-gradient-to-br from-blue-500 to-indigo-600 flex items-center justify-center mr-4>span classtext-white font-bold text-lg>3MF/span>/div>h3 classtext-2xl font-bold text-gray-900 dark:text-white>3D Manufacturing Format/h3>/div>ul classspace-y-4 text-gray-700 dark:text-gray-300>li classflex items-start>div classw-2 h-2 rounded-full bg-blue-500 mt-2 mr-3 flex-shrink-0>/div>div>span classfont-semibold text-gray-900 dark:text-white>Rich Container:/span> ZIP-based archive with XML metadata, supporting assemblies, components, and hierarchical structures./div>/li>li classflex items-start>div classw-2 h-2 rounded-full bg-blue-500 mt-2 mr-3 flex-shrink-0>/div>div>span classfont-semibold text-gray-900 dark:text-white>Advanced Metadata:/span> Units, materials, colors, textures, print settings, and manufacturing properties./div>/li>li classflex items-start>div classw-2 h-2 rounded-full bg-blue-500 mt-2 mr-3 flex-shrink-0>/div>div>span classfont-semibold text-gray-900 dark:text-white>Precise Scale:/span> Explicit unit specification (default: millimeters) ensures consistent scaling across software./div>/li>li classflex items-start>div classw-2 h-2 rounded-full bg-blue-500 mt-2 mr-3 flex-shrink-0>/div>div>span classfont-semibold text-gray-900 dark:text-white>Modern Standard:/span> Growing adoption in professional 3D printing workflows and modern slicers./div>/li>/ul>/div>div classrounded-3xl border border-slate-200 dark:border-slate-700 p-8 bg-white dark:bg-gray-900 shadow-lg hover:shadow-xl transition-shadow duration-300>div classflex items-center mb-6>div classw-12 h-12 rounded-xl bg-gradient-to-br from-emerald-500 to-teal-600 flex items-center justify-center mr-4>span classtext-white font-bold text-lg>STL/span>/div>h3 classtext-2xl font-bold text-gray-900 dark:text-white>Stereolithography/h3>/div>ul classspace-y-4 text-gray-700 dark:text-gray-300>li classflex items-start>div classw-2 h-2 rounded-full bg-emerald-500 mt-2 mr-3 flex-shrink-0>/div>div>span classfont-semibold text-gray-900 dark:text-white>Geometry Only:/span> Pure triangular mesh with vertices and normals. No units, colors, or material information./div>/li>li classflex items-start>div classw-2 h-2 rounded-full bg-emerald-500 mt-2 mr-3 flex-shrink-0>/div>div>span classfont-semibold text-gray-900 dark:text-white>Universal Compatibility:/span> Industry standard with support in virtually all 3D printing software and hardware./div>/li>li classflex items-start>div classw-2 h-2 rounded-full bg-emerald-500 mt-2 mr-3 flex-shrink-0>/div>div>span classfont-semibold text-gray-900 dark:text-white>File Size:/span> ASCII format is large; binary is smaller but lacks compression and metadata capabilities./div>/li>li classflex items-start>div classw-2 h-2 rounded-full bg-emerald-500 mt-2 mr-3 flex-shrink-0>/div>div>span classfont-semibold text-gray-900 dark:text-white>Simplicity:/span> Straightforward format ideal for quick geometry sharing and basic 3D printing workflows./div>/li>/ul>/div>/div>div classgrid grid-cols-1 lg:grid-cols-2 gap-8 text-left>div classrounded-3xl border border-slate-200 dark:border-slate-700 p-8 bg-gradient-to-br from-blue-50 to-indigo-50 dark:from-slate-800 dark:to-slate-700 shadow-lg>div classflex items-center mb-6>div classw-10 h-10 rounded-lg bg-blue-500 flex items-center justify-center mr-4>svg classw-5 h-5 text-white fillnone strokecurrentColor viewBox0 0 24 24>path stroke-linecapround stroke-linejoinround stroke-width2 dM9 12l2 2 4-4m6 2a9 9 0 11-18 0 9 9 0 0118 0z>/path>/svg>/div>h3 classtext-xl font-bold text-gray-900 dark:text-white>Choose 3MF When/h3>/div>ul classspace-y-3 text-gray-700 dark:text-gray-300>li classflex items-start>div classw-1.5 h-1.5 rounded-full bg-blue-500 mt-2 mr-3 flex-shrink-0>/div>span>You need to preserve span classfont-semibold text-gray-900 dark:text-white>colors, materials, and units/span> along with assembly structures./span>/li>li classflex items-start>div classw-1.5 h-1.5 rounded-full bg-blue-500 mt-2 mr-3 flex-shrink-0>/div>span>Transferring print parameters, slicer settings, and multi-part projects across software./span>/li>li classflex items-start>div classw-1.5 h-1.5 rounded-full bg-blue-500 mt-2 mr-3 flex-shrink-0>/div>span>Working with modern slicers and platforms (PrusaSlicer, Bambu Studio, Ultimaker Cura)./span>/li>/ul>/div>div classrounded-3xl border border-slate-200 dark:border-slate-700 p-8 bg-gradient-to-br from-emerald-50 to-teal-50 dark:from-slate-800 dark:to-slate-700 shadow-lg>div classflex items-center mb-6>div classw-10 h-10 rounded-lg bg-emerald-500 flex items-center justify-center mr-4>svg classw-5 h-5 text-white fillnone strokecurrentColor viewBox0 0 24 24>path stroke-linecapround stroke-linejoinround stroke-width2 dM9 12l2 2 4-4m6 2a9 9 0 11-18 0 9 9 0 0118 0z>/path>/svg>/div>h3 classtext-xl font-bold text-gray-900 dark:text-white>Choose STL When/h3>/div>ul classspace-y-3 text-gray-700 dark:text-gray-300>li classflex items-start>div classw-1.5 h-1.5 rounded-full bg-emerald-500 mt-2 mr-3 flex-shrink-0>/div>span>You only need span classfont-semibold text-gray-900 dark:text-white>geometry mesh/span> without color or material requirements./span>/li>li classflex items-start>div classw-1.5 h-1.5 rounded-full bg-emerald-500 mt-2 mr-3 flex-shrink-0>/div>span>Maximum compatibility for quick sharing and preview across all platforms./span>/li>li classflex items-start>div classw-1.5 h-1.5 rounded-full bg-emerald-500 mt-2 mr-3 flex-shrink-0>/div>span>Legacy workflows or toolchains that only support STL format./span>/li>/ul>/div>/div>/section>section classtext-center max-w-6xl mx-auto mb-12>h2 classtext-3xl md:text-4xl font-bold text-gray-900 dark:text-white mb-6>FAQs/h2>div classgrid grid-cols-1 md:grid-cols-2 gap-6 text-left>div classrounded-2xl border border-slate-200 dark:border-slate-700 p-6 bg-white dark:bg-gray-900 shadow-sm>h3 classtext-xl font-semibold text-gray-900 dark:text-white mb-2>How do I convert 3MF to STL?/h3>p classtext-gray-600 dark:text-gray-300>Use the 3MF to STL converter above: upload your 3MF files, wait for conversion, then download the STL output./p>/div>div classrounded-2xl border border-slate-200 dark:border-slate-700 p-6 bg-white dark:bg-gray-900 shadow-sm>h3 classtext-xl font-semibold text-gray-900 dark:text-white mb-2>Can I convert 3MF gcode to STL?/h3>p classtext-gray-600 dark:text-gray-300>G-code is a toolpath format, not a 3D mesh. If your 3MF contains mesh geometry, you can convert that. G-code alone cannot be converted back to a faithful STL./p>/div>div classrounded-2xl border border-slate-200 dark:border-slate-700 p-6 bg-white dark:bg-gray-900 shadow-sm>h3 classtext-xl font-semibold text-gray-900 dark:text-white mb-2>Is the converter really private?/h3>p classtext-gray-600 dark:text-gray-300>Yes. Conversion happens in your browser. We do not upload your 3MF or STL files to any server./p>/div>div classrounded-2xl border border-slate-200 dark:border-slate-700 p-6 bg-white dark:bg-gray-900 shadow-sm>h3 classtext-xl font-semibold text-gray-900 dark:text-white mb-2>Which browsers are supported?/h3>p classtext-gray-600 dark:text-gray-300>Modern Chromium, Firefox, and Safari versions work best. For large files, keep your browser updated and ensure sufficient memory./p>/div>/div>/section>section classtext-center max-w-6xl mx-auto mb-12>h2 classtext-3xl md:text-4xl font-bold text-gray-900 dark:text-white mb-6>Why Choose This 3MF to STL Converter/h2>div classgrid grid-cols-1 md:grid-cols-3 gap-4 text-left>div classrounded-2xl border border-slate-200 dark:border-slate-700 p-6 bg-white dark:bg-gray-900 shadow-sm>h3 classtext-lg font-semibold text-gray-900 dark:text-white mb-2>Fast & Secure/h3>p classtext-gray-600 dark:text-gray-300>Convert 3MF into STL instantly without leaving your device./p>/div>div classrounded-2xl border border-slate-200 dark:border-slate-700 p-6 bg-white dark:bg-gray-900 shadow-sm>h3 classtext-lg font-semibold text-gray-900 dark:text-white mb-2>Accurate Mesh/h3>p classtext-gray-600 dark:text-gray-300>Preserve geometry fidelity when you turn 3MF to STL for slicing or sharing./p>/div>div classrounded-2xl border border-slate-200 dark:border-slate-700 p-6 bg-white dark:bg-gray-900 shadow-sm>h3 classtext-lg font-semibold text-gray-900 dark:text-white mb-2>Free Forever/h3>p classtext-gray-600 dark:text-gray-300>No registration and no hidden limits—convert 3MF file to STL anytime./p>/div>/div>/section>/div>/div>!--$-->!--/$-->/div>/main>footer classbg-gray-900 dark:bg-gray-800 text-white>div classcontainer mx-auto px-4 py-8>div classgrid md:grid-cols-3 gap-8>div>h3 classtext-lg font-semibold mb-4>3mftostl.org/h3>p classtext-gray-300 text-sm>Free, private, in‑browser 3MF ↔ STL converters and viewers. No uploads, no limits./p>/div>div>h3 classtext-lg font-semibold mb-4>Tools/h3>ul classspace-y-2 text-sm>li>a classtext-gray-300 hover:text-white transition-colors href/>3MF → STL Converter/a>/li>li>a classtext-gray-300 hover:text-white transition-colors href/stl-to-3mf/>STL → 3MF Converter/a>/li>li>a classtext-gray-300 hover:text-white transition-colors href/3mf-viewer/>3MF Viewer/a>/li>li>a classtext-gray-300 hover:text-white transition-colors href/stl-viewer/>STL Viewer/a>/li>/ul>/div>div>h3 classtext-lg font-semibold mb-4>Contact/h3>div classspace-y-2 text-sm text-gray-300>p>Email: a href/cdn-cgi/l/email-protection class__cf_email__ data-cfemailcbb8bebbbba4b9bf8bf8a6adbfa4b8bfa7e5a4b9ac>email protected/a>/p>/div>/div>/div>div classborder-t border-gray-700 mt-8 pt-8 text-center>p classtext-sm text-gray-400>© 2025 3mftostl.org. All rights reserved./p>/div>/div>/footer>script data-cfasyncfalse src/cdn-cgi/scripts/5c5dd728/cloudflare-static/email-decode.min.js>/script>script src/_next/static/chunks/webpack-a205dc3e933e4002.js async>/script>script>(self.__next_fself.__next_f||).push(0)/script>script>self.__next_f.push(1,1:\$Sreact.fragment\\n2:I6874,\76\,\static/chunks/common-85f17c393940aba5.js\,\974\,\static/chunks/app/page-d78f70b774da968f.js\,\\\n3:I3063,\76\,\static/chunks/common-85f17c393940aba5.js\,\974\,\static/chunks/app/page-d78f70b774da968f.js\,\Image\\n4:I7555,,\\\n5:I1295,,\\\n6:I4629,\76\,\static/chunks/common-85f17c393940aba5.js\,\974\,\static/chunks/app/page-d78f70b774da968f.js\,\default\\n7:I900,\76\,\static/chunks/common-85f17c393940aba5.js\,\974\,\static/chunks/app/page-d78f70b774da968f.js\,\default\\n8:I9665,,\OutletBoundary\\nb:I4911,,\AsyncMetadataOutlet\\nd:I9665,,\ViewportBoundary\\nf:I9665,,\MetadataBoundary\\n11:I6614,,\\\n:HL\/_next/static/media/4cf2300e9c8272f7-s.p.woff2\,\font\,{\crossOrigin\:\\,\type\:\font/woff2\}\n:HL\/_next/static/media/93f479601ee12b01-s.p.woff2\,\font\,{\crossOrigin\:\\,\type\:\font/woff2\}\n:HL\/_next/static/css/de70bee13400563f.css\,\style\\n:HL\/_next/static/css/826e0432ee735495.css\,\style\\n)/script>script>self.__next_f.push(1,0:{\P\:null,\b\:\v7FnHAv-bY6uCmpeFfDeH\,\p\:\\,\c\:\\,\\,\i\:false,\f\:\\,{\children\:\__PAGE__\,{}},\$undefined\,\$undefined\,true,\\,\$\,\$1\,\c\,{\children\:\$\,\link\,\0\,{\rel\:\stylesheet\,\href\:\/_next/static/css/de70bee13400563f.css\,\precedence\:\next\,\crossOrigin\:\$undefined\,\nonce\:\$undefined\},\$\,\link\,\1\,{\rel\:\stylesheet\,\href\:\/_next/static/css/826e0432ee735495.css\,\precedence\:\next\,\crossOrigin\:\$undefined\,\nonce\:\$undefined\},\$\,\html\,null,{\lang\:\en\,\children\:\$\,\head\,null,{\children\:\$\,\meta\,null,{\name\:\robots\,\content\:\index, follow\},\$\,\link\,null,{\rel\:\icon\,\href\:\/favicon.svg\,\type\:\image/svg+xml\},\$\,\meta\,null,{\name\:\yandex-verification\,\content\:\d2376919144eb64d\},false,\$\,\script\,null,{\async\:true,\src\:\https://www.googletagmanager.com/gtag/js?idG-GPGEL4J0HB\},\$\,\script\,null,{\dangerouslySetInnerHTML\:{\__html\:\\\n window.dataLayer window.dataLayer || ;\\n function gtag(){dataLayer.push(arguments);}\\n gtag(js, new Date());\\n gtag(config, G-GPGEL4J0HB);\\n \}},false,false},\$\,\body\,null,{\className\:\__variable_188709 __variable_9a8899 antialiased\,\children\:\$\,\header\,null,{\className\:\bg-white dark:bg-gray-900 shadow-sm border-b border-gray-200 dark:border-gray-700\,\children\:\$\,\div\,null,{\className\:\container mx-auto px-4 py-4\,\children\:\$\,\div\,null,{\className\:\grid grid-cols-3 items-center\,\children\:\$\,\div\,null,{\className\:\flex items-center space-x-3\,\children\:\$\,\$L2\,null,{\href\:\/\,\aria-label\:\3MF to STL - Home\,\className\:\flex items-center space-x-2\,\children\:\$\,\$L3\,null,{\className\:\dark:invert\,\src\:\/images/logo.png\,\alt\:\3MF To STL Converter logo\,\width\:60,\height\:25,\priority\:true},\$\,\span\,null,{\className\:\sr-only\,\children\:\3MF ↔ STL Online Tools\}}},\$\,\nav\,null,{\aria-label\:\Primary\,\className\:\flex flex-wrap items-center justify-center gap-4 md:gap-6 text-sm\,\children\:\$\,\$L2\,null,{\href\:\/\,\className\:\text-gray-700 dark:text-gray-300 hover:text-blue-600 dark:hover:text-blue-400 transition-colors\,\children\:\3MF → STL\},\$\,\$L2\,null,{\href\:\/stl-to-3mf\,\className\:\text-gray-700 dark:text-gray-300 hover:text-blue-600 dark:hover:text-blue-400 transition-colors\,\children\:\STL → 3MF\},\$\,\$L2\,null,{\href\:\/3mf-viewer\,\className\:\text-gray-700 dark:text-gray-300 hover:text-blue-600 dark:hover:text-blue-400 transition-colors\,\children\:\3MF Viewer\},\$\,\$L2\,null,{\href\:\/stl-viewer\,\className\:\text-gray-700 dark:text-gray-300 hover:text-blue-600 dark:hover:text-blue-400 transition-colors\,\children\:\STL Viewer\}},\$\,\div\,null,{}}}},\$\,\main\,null,{\className\:\flex w-full min-h-screen bg-gray-50 dark:bg-gray-900\,\children\:\$\,\div\,null,{\className\:\w-full mx-auto\,\style\:{\width\:\100%\},\children\:\$\,\$L4\,null,{\parallelRouterKey\:\children\,\error\:\$undefined\,\errorStyles\:\$undefined\,\errorScripts\:\$undefined\,\template\:\$\,\$L5\,null,{},\templateStyles\:\$undefined\,\templateScripts\:\$undefined\,\notFound\:\$\,\div\,null,{\className\:\min-h-screen bg-gradient-to-br from-gray-50 to-gray-100 dark:from-gray-900 dark:to-gray-800 flex items-center justify-center px-4\,\children\:\$\,\div\,null,{\className\:\max-w-md w-full text-center\,\children\:\$\,\div\,null,{\className\:\mb-8\,\children\:\$\,\h1\,null,{\className\:\text-9xl font-bold text-gray-300 dark:text-gray-600 animate-pulse\,\children\:\404\}},\$\,\div\,null,{\className\:\mb-8\,\children\:\$\,\h2\,null,{\className\:\text-2xl font-semibold text-gray-900 dark:text-white mb-4\,\children\:\Page Not Found\},\$\,\p\,null,{\className\:\text-gray-600 dark:text-gray-300\,\children\:\Sorry, the page you are looking for does not exist or has been moved. Please check if the URL is correct, or return to the homepage to continue browsing.\}},\$\,\div\,null,{\className\:\space-y-4\,\children\:\$\,\$L2\,null,{\href\:\/\,\className\:\inline-block bg-blue-600 hover:bg-blue-700 text-white font-medium py-3 px-6 rounded-lg transition-colors duration-200\,\children\:\Return to Homepage\}},\$\,\div\,null,{\className\:\mt-12 text-gray-400 dark:text-gray-500\,\children\:\$\,\p\,null,{\className\:\text-sm\,\children\:\$\,\a\,null,{\href\:\https://3mftostl.org\,\className\:\hover:text-gray-600 dark:hover:text-gray-300\,\children\:\3mftostl.org\}}}}},,\forbidden\:\$undefined\,\unauthorized\:\$undefined\}}},\$\,\footer\,null,{\className\:\bg-gray-900 dark:bg-gray-800 text-white\,\children\:\$\,\div\,null,{\className\:\container mx-auto px-4 py-8\,\children\:\$\,\div\,null,{\className\:\grid md:grid-cols-3 gap-8\,\children\:\$\,\div\,null,{\children\:\$\,\h3\,null,{\className\:\text-lg font-semibold mb-4\,\children\:\3mftostl.org\},\$\,\p\,null,{\className\:\text-gray-300 text-sm\,\children\:\Free, private, in‑browser 3MF ↔ STL converters and viewers. No uploads, no limits.\}},\$\,\div\,null,{\children\:\$\,\h3\,null,{\className\:\text-lg font-semibold mb-4\,\children\:\Tools\},\$\,\ul\,null,{\className\:\space-y-2 text-sm\,\children\:\$\,\li\,null,{\children\:\$\,\$L2\,null,{\href\:\/\,\className\:\text-gray-300 hover:text-white transition-colors\,\children\:\3MF → STL Converter\}},\$\,\li\,null,{\children\:\$\,\$L2\,null,{\href\:\/stl-to-3mf\,\className\:\text-gray-300 hover:text-white transition-colors\,\children\:\STL → 3MF Converter\}},\$\,\li\,null,{\children\:\$\,\$L2\,null,{\href\:\/3mf-viewer\,\className\:\text-gray-300 hover:text-white transition-colors\,\children\:\3MF Viewer\}},\$\,\li\,null,{\children\:\$\,\$L2\,null,{\href\:\/stl-viewer\,\className\:\text-gray-300 hover:text-white transition-colors\,\children\:\STL Viewer\}}}},\$\,\div\,null,{\children\:\$\,\h3\,null,{\className\:\text-lg font-semibold mb-4\,\children\:\Contact\},\$\,\div\,null,{\className\:\space-y-2 text-sm text-gray-300\,\children\:\$\,\p\,null,{\children\:\Email: support@3mftostl.org\}}}},\$\,\div\,null,{\className\:\border-t border-gray-700 mt-8 pt-8 text-center\,\children\:\$\,\p\,null,{\className\:\text-sm text-gray-400\,\children\:\© 2025 3mftostl.org. All rights reserved.\}}}}}}},{\children\:\__PAGE__\,\$\,\$1\,\c\,{\children\:\$\,\div\,null,{\className\:\flex justify-center\,\style\:{\margin\:\10px\},\children\:\$\,\div\,null,{\style\:{\width\:\80%\,\maxWidth\:\1200px\},\children\:\$\,\script\,null,{\type\:\application/ld+json\,\dangerouslySetInnerHTML\:{\__html\:\{\\\@context\\\:\\\https://schema.org\\\,\\\@type\\\:\\\WebSite\\\,\\\name\\\:\\\3MF to STL Converter\\\,\\\url\\\:\\\https://3mftostl.org/\\\,\\\description\\\:\\\Free online tool to convert 3MF files to STL format for 3D printing. 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Works entirely in your browser with no data upload.\\\,\\\softwareRequirements\\\:\\\Requires a modern web browser (Chrome 60+, Firefox 55+, Edge 79+).\\\,\\\offers\\\:{\\\@type\\\:\\\Offer\\\,\\\price\\\:\\\0\\\,\\\priceCurrency\\\:\\\USD\\\},\\\image\\\:\\\https://3mftostl.org/website.png\\\}\}},\$\,\section\,null,{\className\:\text-center max-w-6xl mx-auto mb-10\,\children\:\$\,\div\,null,{\className\:\relative overflow-hidden rounded-2xl bg-gradient-to-br from-slate-900 via-indigo-900 to-purple-900 p-6 md:p-6 shadow-2xl\,\children\:\$\,\div\,null,{\className\:\absolute inset-0 pointer-events-none\,\style\:{\background\:\radial-gradient(800px 300px at 10% 10%, rgba(255,255,255,0.08), transparent), radial-gradient(600px 300px at 90% 30%, rgba(255,255,255,0.06), transparent)\}},\$\,\h1\,null,{\className\:\relative text-4xl md:text-6xl font-extrabold tracking-tight text-white\,\children\:\3MF to STL Converter\},\$\,\p\,null,{\className\:\relative mt-4 text-base md:text-xl text-white/80 max-w-2xl mx-auto\,\children\:\Convert 3MF to STL right in your browser. Fast, Secure, Free, No Uploads, No Limits\}}},\$\,\section\,null,{\className\:\text-center max-w-6xl mx-auto mb-8\,\children\:\$\,\$L6\,null,{}},\$\,\section\,null,{\className\:\text-center max-w-6xl mx-auto mb-12\,\children\:\$\,\h2\,null,{\className\:\text-3xl md:text-4xl font-bold text-gray-900 dark:text-white mb-4\,\children\:\3MF to STL Converter Explained\},\$\,\p\,null,{\className\:\text-base md:text-lg text-gray-600 dark:text-gray-300 max-w-3xl mx-auto\,\children\:\Our free online 3MF to STL converter lets you convert 3MF files to STL in seconds—right in your browser. No installs, no uploads, no limits. If you are asking how to convert 3MF to STL or how to turn 3MF into STL, you are in the right place.\}},\$\,\section\,null,{\className\:\text-center max-w-6xl mx-auto mb-12\,\children\:\$\,\h2\,null,{\className\:\text-3xl md:text-4xl font-bold text-gray-900 dark:text-white mb-6\,\children\:\How to Convert 3MF to STL Online\},\$\,\div\,null,{\className\:\grid grid-cols-1 md:grid-cols-3 gap-4 text-left\,\children\:\$\,\div\,null,{\className\:\rounded-2xl border border-slate-200 dark:border-slate-700 p-6 bg-white dark:bg-gray-900 shadow-sm\,\children\:\$\,\h3\,null,{\className\:\text-lg font-semibold text-gray-900 dark:text-white mb-2\,\children\:\1) Upload\},\$\,\p\,null,{\className\:\text-gray-600 dark:text-gray-300\,\children\:\Click the upload area above and select one or more 3MF files (convert 3MF to STL online without sending data to servers).\}},\$\,\div\,null,{\className\:\rounded-2xl border border-slate-200 dark:border-slate-700 p-6 bg-white dark:bg-gray-900 shadow-sm\,\children\:\$\,\h3\,null,{\className\:\text-lg font-semibold text-gray-900 dark:text-white mb-2\,\children\:\2) Convert\},\$\,\p\,null,{\className\:\text-gray-600 dark:text-gray-300\,\children\:\The tool converts each 3MF file to STL with a clear progress indicator. Large files? No problem—everything runs locally.\}},\$\,\div\,null,{\className\:\rounded-2xl border border-slate-200 dark:border-slate-700 p-6 bg-white dark:bg-gray-900 shadow-sm\,\children\:\$\,\h3\,null,{\className\:\text-lg font-semibold text-gray-900 dark:text-white mb-2\,\children\:\3) Download\},\$\,\p\,null,{\className\:\text-gray-600 dark:text-gray-300\,\children\:\When done, download your STL files. This 3MF file to STL process is fast, private, and free.\}}}},\$\,\section\,null,{\className\:\text-center max-w-6xl mx-auto mb-12\,\children\:\$\,\h2\,null,{\className\:\text-3xl md:text-4xl font-bold text-gray-900 dark:text-white mb-6\,\children\:\Conversion Principles\},\$\,\div\,null,{\className\:\max-w-4xl mx-auto text-left\,\children\:\$\,\ul\,null,{\className\:\space-y-3 text-gray-700 dark:text-gray-300\,\children\:\$\,\li\,null,{\children\:\$\,\span\,null,{\className\:\font-semibold\,\children\:\Mesh triangulation\},\: STL stores a triangle mesh only. When you convert 3MF to STL, we export each 3MF mesh as triangles and write vertex positions and facet normals.\},\$\,\li\,null,{\children\:\$\,\span\,null,{\className\:\font-semibold\,\children\:\Units and coordinate system\},\: 3MF encodes \,\$\,\em\,null,{\children\:\unit\},\ (millimeter by default). STL has no official unit; most slicers assume millimeters. We keep geometry scale consistent with 3MF units.\},\$\,\li\,null,{\children\:\$\,\span\,null,{\className\:\font-semibold\,\children\:\Normals and topology\},\: If source normals are missing or inconsistent, we recompute facet normals to ensure better shading and slicer robustness.\},\$\,\li\,null,{\children\:\$\,\span\,null,{\className\:\font-semibold\,\children\:\Materials and colors\},\: STL does not preserve colors/materials by spec. 3MF’s appearance data is ignored in STL output.\},\$\,\li\,null,{\children\:\$\,\span\,null,{\className\:\font-semibold\,\children\:\G-code limitation\},\: “convert 3MF gcode to STL” is not feasible. G-code is toolpath commands, not a recoverable triangle mesh.\}}},\$\,\div\,null,{\className\:\mt-8\,\children\:\$\,\$L7\,null,{\src\:\/images/3mftostl.png\,\alt\:\3MF to STL conversion pipeline overview\,\width\:\100%\,\align\:\center\,\className\:\w-full mx-auto rounded-2xl shadow-2xl hover:scale-105 transition-transform duration-300\,\lazy\:true}},\$\,\div\,null,{\className\:\mt-8 grid grid-cols-1 md:grid-cols-2 gap-4 text-left\,\children\:\$\,\div\,null,{\className\:\rounded-2xl border border-slate-200 dark:border-slate-700 p-6 bg-white dark:bg-gray-900 shadow-sm\,\children\:\$\,\h3\,null,{\className\:\text-lg font-semibold text-gray-900 dark:text-white mb-2\,\children\:\Recommended Reading\},\$\,\ul\,null,{\className\:\list-disc ml-5 space-y-2 text-gray-700 dark:text-gray-300\,\children\:\$\,\li\,null,{\children\:\$\,\a\,null,{\href\:\https://3mf.io/specification/\,\target\:\_blank\,\rel\:\noopener noreferrer\,\className\:\text-indigo-600 dark:text-indigo-400 hover:underline\,\children\:\3MF Consortium — Specification\}},\$\,\li\,null,{\children\:\$\,\a\,null,{\href\:\https://en.wikipedia.org/wiki/STL_(file_format)\,\target\:\_blank\,\rel\:\noopener noreferrer\,\className\:\text-indigo-600 dark:text-indigo-400 hover:underline\,\children\:\STL (file format) — Wikipedia\}}}},\$\,\div\,null,{\className\:\rounded-2xl border border-slate-200 dark:border-slate-700 p-6 bg-white dark:bg-gray-900 shadow-sm\,\children\:\$\,\h3\,null,{\className\:\text-lg font-semibold text-gray-900 dark:text-white mb-2\,\children\:\Further Topics\},\$\,\ul\,null,{\className\:\list-disc ml-5 space-y-2 text-gray-700 dark:text-gray-300\,\children\:\$\,\li\,null,{\children\:\$\,\a\,null,{\href\:\https://learn.microsoft.com/en-us/windows/win32/3dprint/3d-printing-overview\,\target\:\_blank\,\rel\:\noopener noreferrer\,\className\:\text-indigo-600 dark:text-indigo-400 hover:underline\,\children\:\Microsoft 3D Manufacturing Format Overview\}},\$\,\li\,null,{\children\:\$\,\a\,null,{\href\:\https://reprap.org/wiki/STL\,\target\:\_blank\,\rel\:\noopener noreferrer\,\className\:\text-indigo-600 dark:text-indigo-400 hover:underline\,\children\:\RepRap — STL notes for 3D printing\}}}}}},\$\,\section\,null,{\className\:\text-center max-w-6xl mx-auto mb-20\,\children\:\$\,\h2\,null,{\className\:\text-3xl md:text-4xl font-bold text-gray-900 dark:text-white mb-12\,\children\:\3MF vs STL — Technical Comparison \u0026 Use Cases\},\$\,\div\,null,{\className\:\grid grid-cols-1 lg:grid-cols-2 gap-8 text-left mb-12\,\children\:\$\,\div\,null,{\className\:\rounded-3xl border border-slate-200 dark:border-slate-700 p-8 bg-white dark:bg-gray-900 shadow-lg hover:shadow-xl transition-shadow duration-300\,\children\:\$\,\div\,null,{\className\:\flex items-center mb-6\,\children\:\$\,\div\,null,{\className\:\w-12 h-12 rounded-xl bg-gradient-to-br from-blue-500 to-indigo-600 flex items-center justify-center mr-4\,\children\:\$\,\span\,null,{\className\:\text-white font-bold text-lg\,\children\:\3MF\}},\$\,\h3\,null,{\className\:\text-2xl font-bold text-gray-900 dark:text-white\,\children\:\3D Manufacturing Format\}},\$\,\ul\,null,{\className\:\space-y-4 text-gray-700 dark:text-gray-300\,\children\:\$\,\li\,null,{\className\:\flex items-start\,\children\:\$\,\div\,null,{\className\:\w-2 h-2 rounded-full bg-blue-500 mt-2 mr-3 flex-shrink-0\},\$\,\div\,null,{\children\:\$\,\span\,null,{\className\:\font-semibold text-gray-900 dark:text-white\,\children\:\Rich Container:\},\ ZIP-based archive with XML metadata, supporting assemblies, components, and hierarchical structures.\}},\$\,\li\,null,{\className\:\flex items-start\,\children\:\$\,\div\,null,{\className\:\w-2 h-2 rounded-full bg-blue-500 mt-2 mr-3 flex-shrink-0\},\$\,\div\,null,{\children\:\$\,\span\,null,{\className\:\font-semibold text-gray-900 dark:text-white\,\children\:\Advanced Metadata:\},\ Units, materials, colors, textures, print settings, and manufacturing properties.\}},\$\,\li\,null,{\className\:\flex items-start\,\children\:\$\,\div\,null,{\className\:\w-2 h-2 rounded-full bg-blue-500 mt-2 mr-3 flex-shrink-0\},\$\,\div\,null,{\children\:\$\,\span\,null,{\className\:\font-semibold text-gray-900 dark:text-white\,\children\:\Precise Scale:\},\ Explicit unit specification (default: millimeters) ensures consistent scaling across software.\}},\$\,\li\,null,{\className\:\flex items-start\,\children\:\$\,\div\,null,{\className\:\w-2 h-2 rounded-full bg-blue-500 mt-2 mr-3 flex-shrink-0\},\$\,\div\,null,{\children\:\$\,\span\,null,{\className\:\font-semibold text-gray-900 dark:text-white\,\children\:\Modern Standard:\},\ Growing adoption in professional 3D printing workflows and modern slicers.\}}}},\$\,\div\,null,{\className\:\rounded-3xl border border-slate-200 dark:border-slate-700 p-8 bg-white dark:bg-gray-900 shadow-lg hover:shadow-xl transition-shadow duration-300\,\children\:\$\,\div\,null,{\className\:\flex items-center mb-6\,\children\:\$\,\div\,null,{\className\:\w-12 h-12 rounded-xl bg-gradient-to-br from-emerald-500 to-teal-600 flex items-center justify-center mr-4\,\children\:\$\,\span\,null,{\className\:\text-white font-bold text-lg\,\children\:\STL\}},\$\,\h3\,null,{\className\:\text-2xl font-bold text-gray-900 dark:text-white\,\children\:\Stereolithography\}},\$\,\ul\,null,{\className\:\space-y-4 text-gray-700 dark:text-gray-300\,\children\:\$\,\li\,null,{\className\:\flex items-start\,\children\:\$\,\div\,null,{\className\:\w-2 h-2 rounded-full bg-emerald-500 mt-2 mr-3 flex-shrink-0\},\$\,\div\,null,{\children\:\$\,\span\,null,{\className\:\font-semibold text-gray-900 dark:text-white\,\children\:\Geometry Only:\},\ Pure triangular mesh with vertices and normals. No units, colors, or material information.\}},\$\,\li\,null,{\className\:\flex items-start\,\children\:\$\,\div\,null,{\className\:\w-2 h-2 rounded-full bg-emerald-500 mt-2 mr-3 flex-shrink-0\},\$\,\div\,null,{\children\:\$\,\span\,null,{\className\:\font-semibold text-gray-900 dark:text-white\,\children\:\Universal Compatibility:\},\ Industry standard with support in virtually all 3D printing software and hardware.\}},\$\,\li\,null,{\className\:\flex items-start\,\children\:\$\,\div\,null,{\className\:\w-2 h-2 rounded-full bg-emerald-500 mt-2 mr-3 flex-shrink-0\},\$\,\div\,null,{\children\:\$\,\span\,null,{\className\:\font-semibold text-gray-900 dark:text-white\,\children\:\File Size:\},\ ASCII format is large; binary is smaller but lacks compression and metadata capabilities.\}},\$\,\li\,null,{\className\:\flex items-start\,\children\:\$\,\div\,null,{\className\:\w-2 h-2 rounded-full bg-emerald-500 mt-2 mr-3 flex-shrink-0\},\$\,\div\,null,{\children\:\$\,\span\,null,{\className\:\font-semibold text-gray-900 dark:text-white\,\children\:\Simplicity:\},\ Straightforward format ideal for quick geometry sharing and basic 3D printing workflows.\}}}}},\$\,\div\,null,{\className\:\grid grid-cols-1 lg:grid-cols-2 gap-8 text-left\,\children\:\$\,\div\,null,{\className\:\rounded-3xl border border-slate-200 dark:border-slate-700 p-8 bg-gradient-to-br from-blue-50 to-indigo-50 dark:from-slate-800 dark:to-slate-700 shadow-lg\,\children\:\$\,\div\,null,{\className\:\flex items-center mb-6\,\children\:\$\,\div\,null,{\className\:\w-10 h-10 rounded-lg bg-blue-500 flex items-center justify-center mr-4\,\children\:\$\,\svg\,null,{\className\:\w-5 h-5 text-white\,\fill\:\none\,\stroke\:\currentColor\,\viewBox\:\0 0 24 24\,\children\:\$\,\path\,null,{\strokeLinecap\:\round\,\strokeLinejoin\:\round\,\strokeWidth\:2,\d\:\M9 12l2 2 4-4m6 2a9 9 0 11-18 0 9 9 0 0118 0z\}}},\$\,\h3\,null,{\className\:\text-xl font-bold text-gray-900 dark:text-white\,\children\:\Choose 3MF When\}},\$\,\ul\,null,{\className\:\space-y-3 text-gray-700 dark:text-gray-300\,\children\:\$\,\li\,null,{\className\:\flex items-start\,\children\:\$\,\div\,null,{\className\:\w-1.5 h-1.5 rounded-full bg-blue-500 mt-2 mr-3 flex-shrink-0\},\$\,\span\,null,{\children\:\You need to preserve \,\$\,\span\,null,{\className\:\font-semibold text-gray-900 dark:text-white\,\children\:\colors, materials, and units\},\ along with assembly structures.\}},\$\,\li\,null,{\className\:\flex items-start\,\children\:\$\,\div\,null,{\className\:\w-1.5 h-1.5 rounded-full bg-blue-500 mt-2 mr-3 flex-shrink-0\},\$\,\span\,null,{\children\:\Transferring print parameters, slicer settings, and multi-part projects across software.\}},\$\,\li\,null,{\className\:\flex items-start\,\children\:\$\,\div\,null,{\className\:\w-1.5 h-1.5 rounded-full bg-blue-500 mt-2 mr-3 flex-shrink-0\},\$\,\span\,null,{\children\:\Working with modern slicers and platforms (PrusaSlicer, Bambu Studio, Ultimaker Cura).\}}}},\$\,\div\,null,{\className\:\rounded-3xl border border-slate-200 dark:border-slate-700 p-8 bg-gradient-to-br from-emerald-50 to-teal-50 dark:from-slate-800 dark:to-slate-700 shadow-lg\,\children\:\$\,\div\,null,{\className\:\flex items-center mb-6\,\children\:\$\,\div\,null,{\className\:\w-10 h-10 rounded-lg bg-emerald-500 flex items-center justify-center mr-4\,\children\:\$\,\svg\,null,{\className\:\w-5 h-5 text-white\,\fill\:\none\,\stroke\:\currentColor\,\viewBox\:\0 0 24 24\,\children\:\$\,\path\,null,{\strokeLinecap\:\round\,\strokeLinejoin\:\round\,\strokeWidth\:2,\d\:\M9 12l2 2 4-4m6 2a9 9 0 11-18 0 9 9 0 0118 0z\}}},\$\,\h3\,null,{\className\:\text-xl font-bold text-gray-900 dark:text-white\,\children\:\Choose STL When\}},\$\,\ul\,null,{\className\:\space-y-3 text-gray-700 dark:text-gray-300\,\children\:\$\,\li\,null,{\className\:\flex items-start\,\children\:\$\,\div\,null,{\className\:\w-1.5 h-1.5 rounded-full bg-emerald-500 mt-2 mr-3 flex-shrink-0\},\$\,\span\,null,{\children\:\You only need \,\$\,\span\,null,{\className\:\font-semibold text-gray-900 dark:text-white\,\children\:\geometry mesh\},\ without color or material requirements.\}},\$\,\li\,null,{\className\:\flex items-start\,\children\:\$\,\div\,null,{\className\:\w-1.5 h-1.5 rounded-full bg-emerald-500 mt-2 mr-3 flex-shrink-0\},\$\,\span\,null,{\children\:\Maximum compatibility for quick sharing and preview across all platforms.\}},\$\,\li\,null,{\className\:\flex items-start\,\children\:\$\,\div\,null,{\className\:\w-1.5 h-1.5 rounded-full bg-emerald-500 mt-2 mr-3 flex-shrink-0\},\$\,\span\,null,{\children\:\Legacy workflows or toolchains that only support STL format.\}}}}}},\$\,\section\,null,{\className\:\text-center max-w-6xl mx-auto mb-12\,\children\:\$\,\h2\,null,{\className\:\text-3xl md:text-4xl font-bold text-gray-900 dark:text-white mb-6\,\children\:\FAQs\},\$\,\div\,null,{\className\:\grid grid-cols-1 md:grid-cols-2 gap-6 text-left\,\children\:\$\,\div\,null,{\className\:\rounded-2xl border border-slate-200 dark:border-slate-700 p-6 bg-white dark:bg-gray-900 shadow-sm\,\children\:\$\,\h3\,null,{\className\:\text-xl font-semibold text-gray-900 dark:text-white mb-2\,\children\:\How do I convert 3MF to STL?\},\$\,\p\,null,{\className\:\text-gray-600 dark:text-gray-300\,\children\:\Use the 3MF to STL converter above: upload your 3MF files, wait for conversion, then download the STL output.\}},\$\,\div\,null,{\className\:\rounded-2xl border border-slate-200 dark:border-slate-700 p-6 bg-white dark:bg-gray-900 shadow-sm\,\children\:\$\,\h3\,null,{\className\:\text-xl font-semibold text-gray-900 dark:text-white mb-2\,\children\:\Can I convert 3MF gcode to STL?\},\$\,\p\,null,{\className\:\text-gray-600 dark:text-gray-300\,\children\:\G-code is a toolpath format, not a 3D mesh. If your 3MF contains mesh geometry, you can convert that. G-code alone cannot be converted back to a faithful STL.\}},\$\,\div\,null,{\className\:\rounded-2xl border border-slate-200 dark:border-slate-700 p-6 bg-white dark:bg-gray-900 shadow-sm\,\children\:\$\,\h3\,null,{\className\:\text-xl font-semibold text-gray-900 dark:text-white mb-2\,\children\:\Is the converter really private?\},\$\,\p\,null,{\className\:\text-gray-600 dark:text-gray-300\,\children\:\Yes. Conversion happens in your browser. We do not upload your 3MF or STL files to any server.\}},\$\,\div\,null,{\className\:\rounded-2xl border border-slate-200 dark:border-slate-700 p-6 bg-white dark:bg-gray-900 shadow-sm\,\children\:\$\,\h3\,null,{\className\:\text-xl font-semibold text-gray-900 dark:text-white mb-2\,\children\:\Which browsers are supported?\},\$\,\p\,null,{\className\:\text-gray-600 dark:text-gray-300\,\children\:\Modern Chromium, Firefox, and Safari versions work best. For large files, keep your browser updated and ensure sufficient memory.\}}}},\$\,\section\,null,{\className\:\text-center max-w-6xl mx-auto mb-12\,\children\:\$\,\h2\,null,{\className\:\text-3xl md:text-4xl font-bold text-gray-900 dark:text-white mb-6\,\children\:\Why Choose This 3MF to STL Converter\},\$\,\div\,null,{\className\:\grid grid-cols-1 md:grid-cols-3 gap-4 text-left\,\children\:\$\,\div\,null,{\className\:\rounded-2xl border border-slate-200 dark:border-slate-700 p-6 bg-white dark:bg-gray-900 shadow-sm\,\children\:\$\,\h3\,null,{\className\:\text-lg font-semibold text-gray-900 dark:text-white mb-2\,\children\:\Fast \u0026 Secure\},\$\,\p\,null,{\className\:\text-gray-600 dark:text-gray-300\,\children\:\Convert 3MF into STL instantly without leaving your device.\}},\$\,\div\,null,{\className\:\rounded-2xl border border-slate-200 dark:border-slate-700 p-6 bg-white dark:bg-gray-900 shadow-sm\,\children\:\$\,\h3\,null,{\className\:\text-lg font-semibold text-gray-900 dark:text-white mb-2\,\children\:\Accurate Mesh\},\$\,\p\,null,{\className\:\text-gray-600 dark:text-gray-300\,\children\:\Preserve geometry fidelity when you turn 3MF to STL for slicing or sharing.\}},\$\,\div\,null,{\className\:\rounded-2xl border border-slate-200 dark:border-slate-700 p-6 bg-white dark:bg-gray-900 shadow-sm\,\children\:\$\,\h3\,null,{\className\:\text-lg font-semibold text-gray-900 dark:text-white mb-2\,\children\:\Free Forever\},\$\,\p\,null,{\className\:\text-gray-600 dark:text-gray-300\,\children\:\No registration and no hidden limits—convert 3MF file to STL anytime.\}}}}}},null,\$\,\$L8\,null,{\children\:\$L9\,\$La\,\$\,\$Lb\,null,{\promise\:\$@c\}}},{},null,false},null,false,\$\,\$1\,\h\,{\children\:null,\$\,\$1\,\trkgwze2TrbBra4aOlT16v\,{\children\:\$\,\$Ld\,null,{\children\:\$Le\},\$\,\meta\,null,{\name\:\next-size-adjust\,\content\:\\}},\$\,\$Lf\,null,{\children\:\$L10\}},false,\m\:\$undefined\,\G\:\$11\,\$undefined\,\s\:false,\S\:true}\n)/script>script>self.__next_f.push(1,12:\$Sreact.suspense\\n13:I4911,,\AsyncMetadata\\n10:\$\,\div\,null,{\hidden\:true,\children\:\$\,\$12\,null,{\fallback\:null,\children\:\$\,\$L13\,null,{\promise\:\$@14\}}}\na:null\n)/script>script>self.__next_f.push(1,e:\$\,\meta\,\0\,{\charSet\:\utf-8\},\$\,\meta\,\1\,{\name\:\viewport\,\content\:\widthdevice-width, initial-scale1\}\n9:null\n)/script>script>self.__next_f.push(1,c:{\metadata\:\$\,\title\,\0\,{\children\:\3MF to STL Converter - Free Online Tool\},\$\,\meta\,\1\,{\name\:\description\,\content\:\Convert 3MF files to STL format for 3D printing. Free online converter that works entirely in your browser. No registration required.\},\$\,\meta\,\2\,{\name\:\keywords\,\content\:\3MF,STL,3D printing,converter,free,online\},\$\,\meta\,\3\,{\name\:\content-language\,\content\:\en\},\$\,\link\,\4\,{\rel\:\canonical\,\href\:\https://3mftostl.org/\},\$\,\link\,\5\,{\rel\:\alternate\,\hrefLang\:\en\,\href\:\https://3mftostl.org/\},\$\,\link\,\6\,{\rel\:\alternate\,\hrefLang\:\zh-CN\,\href\:\https://3mftostl.org/zh/\},\$\,\meta\,\7\,{\property\:\og:title\,\content\:\3MF to STL Converter - Free Online Tool\},\$\,\meta\,\8\,{\property\:\og:description\,\content\:\Convert 3MF files to STL format for 3D printing. Free online converter that works entirely in your browser. No registration required.\},\$\,\meta\,\9\,{\property\:\og:url\,\content\:\https://3mftostl.org/\},\$\,\meta\,\10\,{\property\:\og:locale\,\content\:\en\},\$\,\meta\,\11\,{\property\:\og:image\,\content\:\https://3mftostl.org/website.png\},\$\,\meta\,\12\,{\property\:\og:type\,\content\:\website\},\$\,\meta\,\13\,{\name\:\twitter:card\,\content\:\summary_large_image\},\$\,\meta\,\14\,{\name\:\twitter:title\,\content\:\3MF to STL Converter - Free Online Tool\},\$\,\meta\,\15\,{\name\:\twitter:description\,\content\:\Convert 3MF files to STL format for 3D printing. Free online converter that works entirely in your browser. No registration required.\},\$\,\meta\,\16\,{\name\:\twitter:image\,\content\:\https://3mftostl.org/website.png\},\error\:null,\digest\:\$undefined\}\n14:{\metadata\:\$c:metadata\,\error\:null,\digest\:\$undefined\}\n)/script>/body>/html>
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