WDB files are used in Windows Work Database, and since they are discontinued, you need to use one of these methods to open WDB files ...

How to Open GDB Files. A file with the GDB file extension is an InterBase database file. The GDB file type is the native file type for versions of the InterBase Database prior to version 7.

An LDB file, also called an access lock file, prevents multiple users from making changes to a database at the same time. Access normally deletes LDB files when a user closes a shared database.

TBL files generally contain tables & are used as a game mods. We show you how to open .tbl files using Excel on Windows 11/10.