Lbr File Extension
Library Archiver is an old archieve file format for DOS systems. It can be opened by Arc or Winrar.
LBR was a compression method and in early 1980s, LBR can be used with DOS and CP/M operating systems. It can be opened with ARc or Winrar archiever. LBR was a container format designed by Gary P. Novosielski.
What needed to Open Lbr file extensions.
Arc or Winrar
Links about Lbr file extension