High Quality Content by WIKIPEDIA articles! TBBS is a multiline DOS based commercial bulletin board system software package written in 1983 by Philip L. Becker. He originally created the software as the result of a poker game with friends that were praising the BBS software created by Ward Christensen. Mr. Becker said he could do better and founded eSoft, Inc. in 1984 based on the strength of TBBS sales.