3D & Spatial

Spline alternatives

Explore 8 options alongside Spline (Spline), a product in 3D & Spatial.

Candidates share an existing guide group, a comparison, or specific tags within the same category. This shortlist is not a ranking or a test result.

Skybox AI

Listed together in guide “AI 3D generators”

AI service from Blockade Labs that generates 360-degree panoramic skybox scenes from text prompts.

Freemium

Use cases

  • Creating VR and game skybox environments
  • Previs backgrounds for film and ads
  • 360 scenes for retail and training experiences

Pricing: Blockade Labs offers sign-up and trials for Skybox AI; paid usage is sold as credits or plans rather than a one-time mesh download.

Sources

This record was last reviewed on 2026-09-10.

Womp

Listed together in guide “AI 3D generators”

Browser-based 3D modelling tool with prompt-based generation and an on-demand 3D printing service.

Freemium

Use cases

  • Modelling simple 3D objects in a browser without desktop software
  • Generating a printable model from a prompt or an uploaded mesh
  • Ordering printed parts without owning a 3D printer

Pricing: Womp is free to use in the browser, with Pro plans advertised from a monthly price that also discount print orders; print pricing is shown live by material and size, with most materials quoted by the team.

Sources

This record was last reviewed on 2026-10-12.

3D AI Studio

Related: shares the task 3D generation

Web platform that generates 3D models from text or images using multiple AI engines, with mesh cleanup and exports.

Freemium

Use cases

  • Generating downloadable 3D objects from a prompt
  • Turning product photos into starting meshes
  • Exporting assets for engines or 3D printing

Pricing: 3D AI Studio sells plans from its website pricing section; a limited free path exists, with paid tiers for volume and engines.

Pricing ↗ · Documentation ↗ · Sources

This record was last reviewed on 2026-09-10.

Anything World

Related: shares the task 3D generation

Anything World: AI tools for generating and animating 3D assets.

Freemium

Use cases

  • Generating character motion for games and animated scenes
  • Prototyping interactive Unity environments

Pricing: The current parent site is Everything Universe. The Unity pricing page lists an Individual free tier for students/personal use with revenue or funding below USD100000 over 12 months. Studio tiers depend on revenue/funding and seats; their SDK pricing should not be assumed to cover every web-generation tool.

Sources

This record was last reviewed on 2026-11-03.

Cascadeur

Related: shares the task 3D generation

Cascadeur: AI-assisted character posing and physics-based motion refinement.

Freemium

Use cases

  • Generating character motion for games and animated scenes
  • Cleaning captured performances before final animation

Pricing: A free edition and paid Indie, Pro and Business options are listed. Export and advanced animation tools depend on the tier. Yearly Indie and Pro purchases provide perpetual builds for selected released versions; this does not imply continuing upgrades after expiry.

Sources

This record was last reviewed on 2026-11-03.

DeepMotion Animate 3D

Related: shares the task 3D generation

DeepMotion Animate 3D: Markerless motion capture from uploaded video.

Freemium

Use cases

  • Generating character motion for games and animated scenes
  • Cleaning captured performances before final animation

Pricing: A free account supports initial motion-capture use; paid upgrades increase creation volume and professional features. Processing credits and optional credit-earning corrections are documented. API and real-time SDK access require a separate sales discussion; current numeric tiers were not established.

Sources

This record was last reviewed on 2026-11-03.

Hunyuan3D

Related: shares the task 3D generation

Open Tencent Hunyuan diffusion models for high-resolution textured 3D asset generation from images or text.

Open (open weights/source) See repository LICENSE

Use cases

  • Self-hosted image- or text-to-3D research and products
  • Generating high-resolution textured meshes
  • Evaluating open 3D diffusion models

Pricing: Hunyuan3D 2.0 code and weights are published on GitHub; running them requires your own GPUs. License terms are in the repository LICENSE file.

Sources

This record was last reviewed on 2026-09-10.

Kaedim

Related: shares the task 3D generation

AI 3D production service that turns sketches and photos into 3D assets for studios and brands.

Paid

Use cases

  • Turning concept art into starting 3D meshes
  • Producing catalog or game assets from photos
  • Speeding art-to-3D steps in a studio pipeline

Pricing: Kaedim is a paid studio product; public pages describe the workflow and docs rather than a self-serve price list.

Documentation ↗ · Sources

This record was last reviewed on 2026-09-10.

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