Click the "Select File" button above, and choose your TLB file.
You’ll see a preview, if available.
Click the "Convert file to..." button to extract text information.
Convert TLB to another file type
To convert TLB type libraries to another format, you need Microsoft Visual Studio or other Developer software.
Convert a file to TLB
To convert other file formats to the "Component Object Model Library" file type, you need software like Microsoft Visual Studio or a similar tool.
About TLB files
.TLB files are binary data files primarily used as COM Object Type Libraries in the Windows ecosystem. They store type information, interfaces, and methods for Component Object Model (COM) and Object Linking and Embedding (OLE) components. A smaller percentage of .TLB files act as Transaction Log Backup files for Intuit QuickBooks. Developers primarily use Microsoft Visual Studio to generate and interact with these developer files. In the case of QuickBooks, the software uses them to recover lost database data. The main disadvantage of the .TLB format is that it is a proprietary, compiled binary file. You cannot open it in a standard text editor. It is strictly tied to the Windows development environment. Users often need to convert or decompile these files to read the API definitions or migrate legacy code. The most common conversion targets for a developer .TLB file are IDL (Interface Definition Language) or ODL (Object Description Language) files. For QuickBooks .TLB files, which are often internally compressed as GZIP, users may need to extract the raw backup data. This file format is exceptionally difficult to open or convert because standard online converters do not understand compiled Microsoft COM metadata. Often, only the original developer tools can accurately reconstruct the source code. If our analysis detects standard text, embedded resources, or a recognized compression method like GZIP, we will show you the internal content and offer extraction options.
Convert.Guru analyzes your TLB file, detects the exact format, and lets you read the text inside.
If you want to convert TLB file to DLL, TLH, TXT, RTF, DOC, DOCX, ODT, PAGES, TEX, LATEX, MD or MARKDOWN, you can use Microsoft Visual Studio or similar software from the "Interface Metadata Storage" category. In the File menu, look for Save As… or Export….
To convert PDF, DOC, ASC, TODO, NFO, MEMO, README, DOCX, JPG, TXT, NOTE or RTF files to TLB, try Microsoft Visual Studio or another comparable tool in the "Interface Metadata Storage" category.
The TLB 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 TLB converter.