>> TLB file

TLB file format description

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

3 filename extension(s) found in our database.

.tlb - Visual Basic OLE Type Library

The TLB development files are related to Visual Basic. TLB is a Visual Basic OLE Type Library. It is a binary file containing all the type information you need to use procedures or classes in DLLs.

Visual Basic
Development files
- / -
Visual Basic OLE Type Library related extensions:
MegaZeux Board Data
MegaZeux World
Twig Template
F2PY Signature File
Microsoft Frontpage Website Template

.tlb - HP OpenVMS Text Library

The TLB data files are related to HP OpenVMS. TLB file is a HP OpenVMS Text 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
- / -
HP OpenVMS Text 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

.tlb - TrialDirector Toolbar Data

The TLB data files are related to TrialDirector. TLB file is a TrialDirector Toolbar Data. TrialDirector is a presentation software program made by inData Corporation specifically for attorneys to present evidence in trials, mediations, and arbitrations.

Data files
- / -
TrialDirector Toolbar Data related extensions:
TrialDirector Clip Script
TrialDirector Case Data
TrialDirector Concordance Data
TrialDirector Concordance Database
TrialDirector Load Data
TrialDirector Batch Load Data

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

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

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

flb, glb, hlb, lb, ltb, rlb, tb, tbl, tib, tkb, tl, tlf, tlg, tlh, tln

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

ArcVIEW Geocode Support Table
GROMACS Binary Input File
Plotwatcher Time Lapse Video
OpenTL Data
FileMaker Pro Label Data

Operating systems 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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If you have useful information about the .tlb file format, then write to us!