Best for: 360-degree skyboxes and backgrounds for game scenes
Skybox AI from Blockade Labs generates 360-degree skyboxes from a prompt, with style presets, remix and negative prompts, and exports up to 32-bit HDRI. Good for game skies and environments; it has a Unity plugin, MCP support and an API.
MeshyText/image to 3D
Quick textured 3D props and characters from text or images
AI 3D generator that turns a text prompt, photo or sketch into a 3D model, adds PBR textures, and auto-rigs characters with motion presets. A low-poly mode with poly-count control keeps game assets light; plugins and exports cover Unity, Unreal and Godot.
Tripo AIText/image to 3D
Engine-ready quad-mesh 3D assets from images or text
Turns text or images into 3D models. Smart Mesh makes game-ready quad meshes (500 to 25K polygons) without retopology, and it can auto-rig characters, add PBR textures and export GLB, FBX, OBJ or USD for Unity, Unreal, Godot and Roblox.
Hyper3D RodinText/image to 3D
Detailed 3D assets with PBR materials from one image
Rodin generates 3D models from a single image or a text prompt, with PBR materials and common export formats. Plugins connect it to Blender, Unity, Unreal and Godot. Good for game characters, props and collectibles; it also has avatar and texture tools.
SloydText/image to 3D + rigging
Lots of editable 3D game assets, unlimited on paid plans
3D generator that creates models from text or images, with a library of customizable template objects you adjust before export. It can also rig and animate characters. Good for game devs who need many props and world assets and want to keep revising them.