xtop is a suite of configurable source beautifiers. jtop is a beautifier for java sources. jtop is based on ptop. ptop is a beautifier for pascal sources, specially the ones supported by FPC. ptop belongs to the FPC utils package. This version of ptop from xtop has extended features. The writer of the ptop is Michael Van Canneyt. The program is a modernized (OOP, Streams, Delphi extensions) version based on a program by Peter Grogono, who in turn based his program on a Pascal pretty-printer written by Ledgard, Hueras, and Singer. See SIGPLAN Notices, Vol.12, No. 7, July 1977, pages 101-105, and PP.DOC/HLP. This version of PP developed under Pascal/Z V4.0 or later. Very minor modifications for Turbo Pascal made by Willett Kempton March 1984 and Oct 84. Runs under 8-bit Turbo or 16-bit Turbo. Toad Hall tweak, rewrite for TP 5, 28 Nov 89 All xtop beautifiers are based on ptop.