>> HLB file

HLB file format description

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

1 filename extension(s) found in our database.

.hlb - HP OpenVMS Help Library

The HLB data files are related to HP OpenVMS. HLB file is a HP OpenVMS Help Library. HP OpenVMS features high-availability, scalability, security, industry-leading cluster technology and enhanced flexibility for large-scale SMP systems. The HP OpenVMS seems to be no longer supported.

Data files
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HP OpenVMS Help Library related extensions:
DrillAssistant List Data
GROMACS Molecular Dynamics Program
polarization NAVIGATOR Binary Data
GROMACS Portable Energy Data
Music Publisher Backup File
Artificial Intelligence Markup Language

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

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

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

blb, hlg, hlv, ulb, hb, nlb, lb, hpb, hmb, hln, hl, hbl, tlb, glb, mlb

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Act! Blob Data
H.263 Flash Video
Treepad Database Blob Data
COBOL Unisys Library File
BMERC Homolog Format Data

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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