Browser-based 3D design tool with AI generation — build interactive 3D scenes, animations, and web experiences without code, and embed them live into sites

Overview

Spline is a browser-based 3D design platform that lets designers build interactive 3D objects, animations, and web experiences without writing code or managing a local GPU pipeline. You work in a collaborative editor that feels closer to a design tool than a game engine, then embed the result live into Webflow, Framer, Wix Studio, or ship it to iOS, Android, and the web. The AI layer — an agent inside the editor plus AI 3D generation and AI texture generation — lets you describe a model or upload a 2D image and get a usable 3D asset, which meaningfully shortens the asset-creation loop. Variables, APIs, and webhooks let a scene react to real application state, so a 3D hero can reflect live data instead of being a static loop. In our evaluation Spline is the best on-ramp for designers adding 3D to marketing sites and for no-code builders who want genuine real-time 3D rather than a video stand-in — professional studios doing photoreal VFX will still want dedicated software.

Key Features

  • No-code 3D editor — design scenes, materials, lighting, and animation timelines in the browser with no install.
  • AI 3D and texture generation — generate models from text or images and paint AI textures without manual modeling.
  • Live web embedding — drop interactive 3D into Webflow, Framer, Wix Studio, React, or Next.js.
  • Multi-platform export — ship to Web, iOS, and Android, plus GLTF, USDZ, and STL exports.
  • Stateful scenes — Variables, APIs, and webhooks let a 3D scene react to real app data.
  • Real-time collaboration — multiple editors work on the same scene with shared projects and a material library.

Pricing

PlanPrice (annual)For
Free$0Limited personal files, unlimited viewers, watermarked web exports
Hobby$15/mo ($12 billed annually)Unlimited files, no watermark on web exports, 2,000 credits
Pro$30/mo ($25 billed annually)Video export, app generation, 3,000 credits, webhooks
Max$70/mo ($60 billed annually)10,000 AI credits/mo, higher MCP limits, priority
EnterpriseCustomSAML SSO, self-hosted export, version history, priority support

Comparison

Compared to Figma, Spline extends the collaborative design canvas into real-time 3D and interactivity, whereas Figma stays flat and UI-focused. Against Canva, Spline is far more powerful for immersive 3D but less of a quick-template content tool. Versus Adobe Firefly, which generates 2D images and some 3D, Spline is an editable 3D scene editor you can embed and animate, not just a generator — pick Firefly for quick assets and Spline when the 3D needs to be interactive on a page.

Compare alternatives

Side-by-side with the 3 closest alternatives.

ToolCategoryPricingVisit
Spline (this) design, imageFree $0 · From $15/mo Site ↗
Figmadesign, productivityFree $0 · From $12/mo Site ↗
CanvadesignFree $0 · From $10/mo Site ↗
Adobe Fireflyimage, designFree $0 · From $9.99/mo Site ↗
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Editor’s Review
4.6/5
Pros
  • +No-code browser 3D editor — no local GPU pipeline or install required
  • +AI generation creates 3D models and textures from text or images
  • +Exports and embeds live into Webflow, Framer, React, and more
Cons
  • −Free tier watermarks web exports, ruling it out for client work
  • −Heavy generation work hits monthly credit meters on every paid tier
  • −Steeper learning curve than the basic interface suggests

Spline is the most approachable way to put real interactive 3D on a marketing site without hiring a Three.js developer. The AI generation is a genuine accelerant, but treat the credit meter as a real cost and skip the free tier for anything client-facing.

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