After Dark (1989) 22 Novelty DOS

After Dark, from Berkeley Systems, Inc, is a set of entertaining screen savers for Mac and Windows. After Dark for Windows started off as "Magic Screen Saver" for Windows 2.x. After Dark was most famous for its "Flying Toasters" screen saver. Afterdark was very popular on both the early Macintosh computers and Windows 3.0, as neither included any kind of screen saver or screen blanker that would help prevent screen burn-in.

• 1.0 for DOS

Banner Blue Movie Guide (1991) 0 Novelty DOS

Banner Blue Movie Guide, from Banner Blue Software, is a searchable movie database with built in trivia games.It features entries for more than 9000 popular movies.

• 1.0

Calendar Creator Plus (1990) 8 Novelty PIM DOS

Calendar Creator Plus from Vermont Creative Software/Power Up, and later Spinnaker Software, is a tool for creating printed calendars with different styles and custom lists of events.

• 3.x (DOS)

Derive (1994) 8 Mathematics DOS

Derive was a computer algebra and graphing system, developed as a successor to muMATH by Soft Warehouse, Inc. in Honolulu, Hawaii, now owned by Texas Instruments. Derive was implemented in muLISP, also by Soft Warehouse. The first release was in 1988 for DOS. It was discontinued on June 29, 2007 in favor of the TI-Nspire CAS. The last and final version is Derive 6.1 for Windows.

• 2.x
• 3.x

Dr. Sbaitso (1992) 5 Novelty Audio DOS

Dr. Sbaitso is a simple AI program, similar to the famous "Eliza", that makes use of text-to-speech software. Distributed as a demonstration application with Creative Labs Sound Blaster cards.

• 2.x

Jingle Disk (1986) 0 Novelty DOS

ThoughtWare's Jingle Disk was a stocking stuffer for the computer geek in 1986. It plays several pieces of music on the PC speaker as it animates several winter images. It can also print a simple greeting card to a dot matrix printer using these images. While there were similar shareware or freeware programs, this was a commercial program

• 1986

Mathcad (1989) 0 Mathematics DOS

Mathcad is computer software primarily intended for the verification, validation, documentation and re-use of engineering calculations.

• 2.5

Whereabouts Deluxe (1991) 1 Novelty DOS

Whereabouts Deluxe flashes a fun, animated, and colorful messages on your PC that tells people your whereabouts. Choose one of 11 bright messages from each volume or create your own custom message.

• 1.x