term3d is a terminal-based application for displaying low-polygon 3D models using text characters. Written in TypeScript, it provides a lightweight way to inspect objects without opening a conventional graphical model viewer.
The application accepts OBJ and STL files and projects their geometry onto the terminal screen. Models can be displayed as filled surfaces, wireframes or individual points. These different representations are useful when examining the overall shape of an object or looking more closely at its underlying geometry.
term3d provides a collection of controls for changing how models are displayed. You can adjust the viewing parameters, navigate around the scene and control automatic rotation. Its rendering approach is relatively simple compared with a conventional 3D graphics engine, but this is appropriate for displaying low-polygon models using terminal characters.
This is free and open source software.
Key Features
- Supports OBJ and STL model files.
- Three rendering modes: filled surfaces, wireframes and points.
- Adjustable field of view controls the projection of the model onto the terminal.
- Configure the far clipping plane to determine how distant geometry is handled.
- Change the model scale to suit objects of different sizes.
- Control automatic rotation around the Y axis, including its speed and whether rotation is enabled.
- Use the arrow keys to move the camera and the Z and X keys to change the viewing distance.
- Rotate models around the X and Z axes using keyboard controls.
- Switch between the three drawing modes without reopening the model.
- Choose the characters used to represent points and wireframe geometry.
- Configure the display colour using standard and bright terminal colours.
Website: github.com/3Marz/term3d
Support:
Developer: Omar Basalamah
License: MIT License

term3d is written in TypeScript. Learn TypeScript with our recommended free books and free tutorials.
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Read our verdict in the software roundup.
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