BSTL file format description

Many people share .bstl files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .bstl file can be edited, converted or printed with. On this page, we try to provide assistance for handling .bstl files.

1 filename extension(s) found in our database.

.stl - StereoLithography Data

The STL document files are related to SolidView. The STL file is a StereoLithography Data. STL is a file format native to the stereolithography CAD software created by 3D Systems.

Document files
- / -
bstl, stlb
StereoLithography Data related extensions:
StereoLithography Data
ASCII StereoLithography Data
SolidView Design

Naturally, other applications may also use the .bstl file extension. Even harmful programs can create .bstl files. Be especially cautious with .bstl files coming from an unknown source!

Can't open a .bstl file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .bstl file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

bsl, bst, btl, stl

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Spruce DVD Studio Pro Subtitle Data
SolidWorks Sheet Metal Bend Table
BibTeX Document Style
Visual Studio C++ Standard Template Library
Win2020 Subtitle Data
Macromedia Fireworks Style Library

Operating systems currently supports the following operating systems:

Windows XP/Vista, Windows 7/8/10, Windows 11, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, macOS, Mac OS X, iOS, Android

If you find the information on this page useful, please feel free to link to this page.

If you have useful information about the .bstl file format, then write to us! >> BSTL file