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 ...

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.

In macOS, the Open With contextual menu that appears when you right-click (or Ctrl-click) on a file provides links to all the applications installed on your Mac that are associated with that file ...