Seamless3d

Free plan

What the maker publishes

Animation

It supports hierarchical and morph-target animation, forward and inverse kinematics rigs, and BVH file import and export. source

Animation tools

Yes source

Block modeling

The item bar and snap-to-grid features support textured voxel-style buildings and brick, mortar, doors, windows, and tiled roofs. source

Character tools

It includes vertex painting, importing control point positions or ownership, and ModelMixer blending to generate characters from existing base models. source

Formats and rendering

It imports and exports OBJ, VRML, and X3DV meshes, exports X3D and JSON meshes, and supports POV-Ray export for rendered movies and stills. source

Free plan

Yes source

Integrations

The features page lists POV-Ray export and BVH motion capture and skeletal animation file import and export. source

Intended users

The maker describes Seamless3d as designed to be easy for anyone of any age while preserving artistic freedom. source

Linux download

The maker provides a cross-platform Linux binary and says some distributions may require graphics libraries to be installed. source

Maker

The FAQ identifies the creator as Thyme, also known as Graham Perrett. source

Modeling

Its features include NURBS auto-stitching, manual stitch editing, polygon-independent surfaces, and editing polygon layouts without changing the underlying NURBS surface. source

Other operating systems

The maker says Seamless3d can be compiled with little to no modification for systems supporting SDL and OpenGL ES, including macOS, Android, FreeBSD, Windows, Linux, Nintendo Switch, and PlayStation 2. source

Platform access

desktop source

Render engine

external source

Scene editing

Users can assemble multi-object environments and use camera and workspace controls to manage layouts. source

Security

The download page says the Microsoft Store download is digitally signed and helps avoid security issues associated with installing unsigned software. source

Support

The maker points users to tutorials, YouTube, and a community Discord forum, and says tutorial questions can be posted as comments or on the forum for a reply. source

What it does

Seamless3d is a NURBS-based general-purpose 3D modeling and animation program for creating organic characters, plants, machines, buildings, games assets, and animated movies. source

Windows download

The download page lists version 3.038.15 as digitally signed and available from the Microsoft Store, as well as an uncertified installer. source

Checked against the maker's pages on 12 Oct 2026.