BLS file format description

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

3 filename extension(s) found in our database.

.bls - Blockland Saved Game

The BLS game data files are related to Blockland. The BLS file is a Blockland Saved Game. Blockland is an online multiplayer building game. It's like playing with legos on the Internet.

Game Data files
- / -
Blockland Saved Game related extensions:
Blockland Game Brick Data
Blockland Wrenchsave Data

.bls - Brush Lettering Saved Brush Style

The BLS data files are related to Brush Lettering. The BLS file is a Brush Lettering Saved Brush Style. Brush Lettering is a lettering software developed by pcCrafter. The Brush Lettering seems to be no longer supported.

Brush Lettering
Data files
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Brush Lettering Saved Brush Style related extensions:
Scrapbook Data
Elnec Programmer Serialization File
Scholars Aid Library
Safend Protector Encrypted Log
Broderbund PrintMaster Meta Object
Microsoft SQL Server Analysis Services Database

.bls - Biacore BIAlite Project

The BLS project files are related to Biacore BIAlite. The BLS file is a Biacore BIAlite Project. Biacore is a life science products company, based in Sweden specializing in measuring protein-protein interaction and binding affinity.

Biacore BIAlite
Project files
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Biacore BIAlite Project related extensions:
Pinnacle Studio Project
Ashampoo Translation Studio Project
Flash Gallery Builder Project
EDIUS Project
MemoriesOnTV Project
Dr.Explain Project

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

Can't open a .bls 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 .bls file extension is often given incorrectly!

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

b1s, bis, bks, bl, blc, ble, blw, blx, blz, bms, bos, bps, bs, bsl, fls

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Binary Linework TIFF Image
Playback Bitmap Sequence
Omnis Application Library
Be-Music Script
WinFlash Flashcard Source
Guitar Rig Loop Machine Data

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 .bls file format, then write to us! >> BLS file