AWK - Originally a UNIX pattern-matching utility, AWK grew into a powerful programming language eventually ported to the PC environment. Available on The HP Palmtop Papers 1998 CD InfoBase
CALVIN - v. 2.2 by Paul Vojta. Calvin is a DOS-based vi clone that works well on the HP 100/200LX. Freeware. Available on this issues HP Palmtop Paper ON DISK, and also on the Web at: www.palm top.net/ super.html