adl: adl (compiler and runtime for adventure definition language) adl: adl: ADL stands for Adventure Definition Language. It is a superset, with adl: greatly enhanced capabilities, of an older language named DDL. DDL was adl: originally written in 1981 by Michael Urban, Chris Kostanick, Michael adl: Stein, Bruce Adler, and Warren Usui, all of the UCLA Computer Club. adl: adl: Includes compiler (adlcomp), runtime (adlrun), debugger (adldebug), adl: and two sample games (aard and mpu). Documentation and sample code adl: is installed in /usr/doc/adl-$VERSION. adl: