Click the "Select File" button above, and choose your LBR file.
You’ll see a preview, if available.
Click the "Convert file to..." button to extract text information.
Convert LBR to another file type
To convert your LBR file to another format, you need Autodesk EAGLE or other Cad software.
Convert a file to LBR
To convert other file formats to the "Electronic Design Automation (EDA)" file type, you need software like Autodesk EAGLE or a similar tool.
About LBR files
The .LBR extension primarily denotes a Component Library created by Autodesk EAGLE (now part of Autodesk Fusion). These files serve as containers for electronic design data, specifically storing Symbols (logic gates for schematics), Footprints (physical geometry for PCBs), and Devices (which map symbols to footprints).
While .LBR files are the backbone of EAGLE-based hardware design, they present significant challenges outside that ecosystem. Older files use a proprietary binary format that is unreadable by modern text editors, while newer versions use a verbose XML structure that is difficult to parse manually. Users frequently face 'vendor lock-in,' requiring a paid Autodesk subscription just to verify a component's dimensions or pinout. Migrating these libraries to other EDA tools like KiCad or Altium Designer often results in conversion errors, such as missing solder mask layers or incorrect drill sizes.
To ensure accessibility and interoperability, converting .LBR files is often necessary. For archiving and visual inspection without CAD software, converting to PDF or SVG is recommended. For data migration, converting the internal structure to standard XML or specific LIB formats allows for smoother import into alternative design suites.
Note: In a historical computing context, .LBR also refers to CP/M Library Archives. These are legacy containers (similar to TAR) used to bundle files on early operating systems. These cannot be opened by standard modern unzippers and must be converted or extracted to ZIP or 7Z to access the enclosed data.
Convert.Guru analyzes your LBR file, detects the exact format, and lets you read the text inside.
If you want to convert LBR file to ZIP, RAR, 7Z, TAR, GZ, BZ2, XZ, LZMA, CAB, ACE, ARJ or LHA, you can use Autodesk EAGLE or similar software from the "PCB Component Library Storage" category. In the File menu, look for Save As… or Export….
To convert XXE, 7Z, Z, PAK, LHA, DEB, UUE, TAR, LZH, ZIP, PKG or RAR files to LBR, try Autodesk EAGLE or another comparable tool in the "PCB Component Library Storage" category.
The LBR Converter Story
The history of Convert.Guru began over 25 years ago in California with Tom Simondi’s file-format database. A former contributor to Space Shuttle development and a software pioneer of the 1980s, Simondi established a trusted resource for file type analysis that was even referenced by Microsoft Windows XP. Today, we use modern technology to process and convert thousands of file formats while continually improving our LBR converter.