Best Free 3d AI tools

Spline is a web‑based 3D design platform that lets teams build and collaborate on interactive 3D experiences with real‑time rendering. It exports to web, iOS, Android, and connects to external data via APIs, AI, and webhooks for dynamic updates.

Trellis 3D AI transforms 2D images into high-quality 3D models with detailed textures and geometry. It supports various output formats and offers a browser-based preview, enabling rapid integration into projects and enhancing 3D workflows.

Monster Mash is a 3D model animation tool for quick character sketches, inflating them into 3D models and animating them.

Image3D AI converts 2D images, including PNG, JPEG and WEBP, into editable 3D models (STL, OBJ, GLB) via single-image or multi-view reconstruction, with Normal/Low‑Poly/Geometry modes and optional PBR texturing for printing, AR, prototyping and game assets.

WorldEngen is an AI editor that links Blender, Unity, and Unreal Engine, centralizing concept art, assets, and scenes. It auto‑generates art, models, greyboxes, and videos from prompts, streamlining production and reducing iteration time from weeks to hours.

SAM 3D converts single images into textured 3D meshes and scene reconstructions using SAM 3D Objects and SAM 3D Body, handling occlusions and zero-shot detection, exporting GLB/OBJ/FBX/PLY and providing API and batch processing.

MeshGPT.io is an AI 3D model generator that converts text and images into production-ready assets with auto-generated PBR materials, UVs, and clean topology. It supports multiple export formats and integrates with game engines, AR, 3D printing, and developer workflows via REST API.

Point - open-source tool for point cloud diffusion and 3D model synthesis

AI‑powered failure detection for 3D printers, integrated with OctoPrint/OctoEverywhere. Real‑time vision identifies adhesion loss, layer defects, shell issues, extruder blobs, then pauses prints or sends alerts, learning printer‑specific nuances over time.

OpenAI's shap-e is a Python-based tool for generating 3D objects conditioned on text and images.

WordCraft3D converts text prompts into downloadable .obj 3D models, delivering ZIP bundles in a few minutes. The web app supports up to three concurrent requests for stable performance and efficient server use.

Metabrix Labs AI Avatar Generator produces hyper‑realistic avatars that listen and respond. Its lightweight Web SDK integrates into any site via HTML, React, or vanilla JavaScript, offering real‑time interaction, customization, and cross‑browser rendering for customer support, sales, or events.

DimensionX enables users to create detailed 3D and 4D scenes from text prompts and images, offering both static images and dynamic video generation with customizable camera movements. It is ideal for artists and filmmakers looking to enhance visual storytelling.

Spatial Media Toolkit converts standard photos and videos into immersive, three-dimensional experiences using AI. It allows users to enhance their visual memories, manage entire photo libraries, and save transformed media for interactive sharing and viewing.

AI Animation: Animate Drawings is an interactive app that transforms children's drawings into animated characters. It fosters creativity and storytelling, offers various design tools, and encourages family engagement during the creative process.

Neural4D is an AI tool that generates high-quality 3D models and animations from text or images in seconds. It streamlines the creative process for artists, designers, and developers, facilitating collaboration and customization for various projects.

AI Action Figure Generator is a tool that transforms detailed character descriptions into customizable, high-quality action figure designs. It supports various artistic styles and offers high-resolution downloads for collectors, artists, and developers.