386

.386TrueVision3D 3D Model

Nvidia · 1997

Developer
Nvidia
Category
3D & CAD
MIME Type
image/x-3ds
First Released
1997
Open Format
No
File Signature
Not publicly documented
At a Glance
.386
TrueVision3D 3D Model

A proprietary 3D model format used by the older TrueVision3D graphics engine, mainly for legacy game development assets.

Reviewed on May 9, 2026
Compression
Binary
Transparency
N/A
Editability
Low
Best for
Legacy 3D models

Key Features

  • Stores 3D model geometry and associated data.
  • Includes support for textures and potentially animation.
  • Proprietary format tied to the TrueVision3D engine.
  • Primarily for legacy 3D graphics and game development.

Best For

  • Representing 3D models created with the TrueVision3D engine.
  • Compatibility with older real-time graphics applications.
  • Archival purposes for historical 3D projects.

Less Ideal For

  • Modern 3D modeling and animation.
  • Web-based 3D content delivery.
  • Sharing 3D models with current 3D software.
  • High-quality rendering workflows.

Common Use Cases

  • Storing 3D assets for older game projects.
  • Archiving 3D models created with TrueVision3D.
  • Used in the development of real-time 3D applications from the late 1990s.

How to Open It

  1. Attempt to open with legacy 3D modeling software that may have supported TrueVision3D.
  2. Search for specialized converters or plugins designed for .386 files.
  3. If the file is part of an older game, it might be embedded within the game's data files.
  4. Consider if the file can be imported into a modern 3D application via intermediary formats if conversion tools exist.

What is a .386 file?

The .386 file extension is associated with TrueVision3D, an older 3D graphics engine and authoring tool. These files typically contain 3D model data, including geometry, textures, and animation information. While TrueVision3D was once used for game development and real-time graphics, it has largely been superseded by more modern technologies. Opening and working with .386 files usually requires specific legacy software that is no longer widely available or supported. Therefore, these files are primarily of historical interest for 3D graphics enthusiasts or those working with very old projects.

Programs That Open .386 Files

PlatformProgram
WindowsTrueVision3D (Legacy)PaidOfficial

How to Convert .386 Files

FormatMethod
.OBJLegacy Converters, Manual Conversion

Common Problems with .386 Files

⚠️ Software is obsolete and unavailable.
Search for older versions or community-maintained alternatives, or look for file conversion tools.

Frequently Asked Questions

Can I open .386 files with modern 3D software like Blender?

Direct import is unlikely as .386 is a proprietary legacy format. You would need to find a converter that can translate .386 to a more common format like .obj or .fbx, if such a tool exists.

Technical Details

The .386 format is a proprietary binary file format developed by Nvidia for their TrueVision3D engine. It stores vertex data, polygon information, material properties, and potentially animation sequences. Due to its proprietary nature and the age of the software, its internal structure and exact specifications are not publicly documented and can be challenging to reverse-engineer.

Did You Know?

The .386 extension was used by Nvidia's TrueVision3D engine, a notable graphics technology in the late 1990s.
Files of this format are rarely encountered today and are primarily of interest for historical preservation or reverse-engineering projects.

Security Information

As .386 files are typically associated with older, specialized 3D software, ensure any software used to open or convert them is from a trusted source to avoid malware.

Related Extensions