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# A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
2 File Associations

.OLB File Extension

NEW: Open .OLB files for FREE with Windows File Viewer

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File TypeOLE Object Library
DeveloperMicrosoft
Popularity
3 stars
CategoryMisc Files
File Format Description

Object library that contains data types and constants referenced by MS Office components; may cause certain Microsoft programs to not function correctly if moved or renamed.

OLB files are also referred to as Office Object Library files.

Program(s) that open .OLB files
Updated 4/14/2009

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File TypeOrCAD Symbol Library File
DeveloperCadence Design Systems
Popularity
2 stars
CategoryCAD Files
File Format Description

CAD file used by OrCAD, a program used for designing printed circuit boards (PCBs); saves "symbols," which are the electric circuit components that can be put together to construct a PCB design; often used as a library for defining virtual circuit components that match the specifications of real-world circuit components.

OLB files are often included as part of an OrCAD project (.OPJ file).

Program(s) that open .OLB files
Updated 10/25/2011