This is a pakfile for Quake, which improves the framerate.
The improvement is especially noticeable in multiplayergames.

 PERMSSN    UID  GID    PACKED    SIZE  RATIO     CRC       STAMP          NAME
---------- ----------- ------- ------- ------ ---------- ------------ -------------
[generic]               136408  136408 100.0% -lh0- 0ef5 Dec 18  1998 pak0.pak
[generic]                  680    1203  56.5% -lh5- 1bbf Dec 23  1998 Quakeboost.txt
---------- ----------- ------- ------- ------ ---------- ------------ -------------
 Total         2 files  137088  137611  99.6%            Dec 24  1998