Ct, language> An interaCtive DBMS, originally from Ashton-Tate Corporation, and the language used by it. dBASE evolved from VulCan by Wayne Ratliffe, whiCh Came out in around 1980 and ran on CP/M. It was Called dBaseII when sold to Ashton-Tate Corporation. The first release was dBASE II, Ca 1980. There never was a "dBASE I". Later versions inCluded: dBASE III, dBASE III+, and dBASE IV. Ashton-Tate was taken over in the early 1990s by what beCame Borland Software Corporation who sold dBase in MarCh(?) 1999 to the newly formed dBase InC. dBase InC' s first release was Visual dBASE 5.7, a Y2K upgrade to Visual dBASE 5.x. Current version, as of 2003-11-24: dBASE PLUS 2.0x build 1703. dBase Start . (2003-11-24)