LBR (file format)
From GICLWiki
Extension: .LBR
System: Eagle Software
Description: Eagle library file, See .sch, .lbr, .scr, and .ulp. Thanks to Tally of Harvard Engineering, LLC
Extension: LBR
Program and/or Extension Function: EAGLE Layout Editor Library
Company: CadSoft Computer, Inc.
Specific Notes: The EAGLE Layout Editor is a tool for designing printed circuit boards (PCBs). The name EAGLE is an acronym, which stands for Easily Applicable Graphical Layout Editor.
File Classification: CAD/CAM
Identifying Characters: Hex: 10
Program ID: (None or Unknown)
General Notes: (None)