>> BBL file

BBL file format description

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

1 filename extension(s) found in our database.

.bbl - BibTeX Bibliographic Reference

The BBL document files are related to teTeX. BBL file is a BibTeX Bibliographic Reference. TeX is a typesetting system written by Donald E. Knuth.

Document files
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BibTeX Bibliographic Reference related extensions:
BibTeX Document
BibTeX Document Style
TeX Font
LaTeX Unsorted Index Data
LaTeX Index Generation Log
LaTeX Processed Index Data

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

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

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

bb, gbl, blb, fbl, bl, nbl, bvl, bhl, bfl, bbk, bb1, vbl, hbl, bnl, bgl

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Blitz Basic Code
Genesis Bitmap Layout
Treepad Database Blob Data
Gerber Bottom Layer Data
iGO Map file

Operating systems

DataTypes.net currently supports the following operating systems:

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

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