20 Spline alternatives
Spline: Browser-based 3D design with real-time collaboration, AI generation, and one-click export to the web. 20 apps do similar work, most sharing Designers, 3D and Collaboration, ranked by how much they have in common with Spline.
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Turn text or an image into a textured, production-ready 3D model in under a minute.
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Planner5D
Draw a floor plan in 2D, furnish it in 3D from a 10,000-item catalogue, and generate photo-realistic renders — with AI turning uploaded plans and photos into projects.
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Tripo AI
Fast text- and image-to-3D generation with clean topology, rigging, and game-engine-ready exports.
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Share an AI-built prototype as one link and collect feedback pinned to the exact spot on the exact version — no account needed to review, and a Claude connector to apply the notes.
Also: Collaboration, Designers
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World Labs
World Labs' generative world model — turn text, photos, video or a rough 3D block-out into a persistent 3D world you can walk through, edit, and export as splats or mesh.
Also: 3D
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Leonardo.Ai is Canva's image and video generation platform, with its own and third-party models, reusable Blueprints, style training and an API.
Also: 3D
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Polycam Inc.
Turns a phone walk-through into 3D models, floor plans and measurements — photogrammetry, Gaussian splats and LiDAR capture with CAD-ready exports.
Also: 3D
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Leia Inc.
Immersity AI (formerly LeiaPix) converts 2D photos and videos into 3D depth, motion clips and stereo files for XR headsets.
Also: 3D
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Comfy Org
ComfyUI — the node-based interface that gives professionals total control over image and video generation pipelines.
Also: Designers
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AI image and vector generator for designers, with editable SVG output, custom styles, mockups, a Figma plugin, API and MCP server.
Also: Designers
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Ideogram is an image and video generation platform known for legible text in images, with a layer-based editor, an API and an MCP server.
Also: Designers
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Framer
Framer's built-in AI agent builds and edits editable website pages, CMS content and code components, metered by AI credits on each plan.
Also: Designers
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An image model and editor built around natural-language editing and unusually accurate text rendering.
Also: Designers
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Free browser-based AI inpainting tool that erases people, objects, text and watermarks from photos, then fills the gap.
Also: Designers
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A stock library that grew into a full AI creative suite — generate, edit, upscale, and animate in one place.
Also: Designers
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The lab behind FLUX — open and commercial image models used across much of the generative design ecosystem.
Also: Designers
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Freepik Company
An AI image upscaler and enhancer that adds realistic detail, sharpening and reimagining images at high resolution.
Also: Designers
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Krea AI is a web-based platform offering a suite of AI-powered creative tools.
Also: Designers
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Midjourney is an image generator that lets you explore new ideas that unlocks your creativity.
Also: Designers