ChiWriter (1990) 3 Word Processor Mathematics DOS

ChiWriter is a WYSIWYG scientific text editor for DOS. Created by Cay Horstmann in 1986, it was one of the first that could write mathematical formulas on common PC computers.

• 4.2

Derive (1994) 2 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

MatLab (1986) 3 Mathematics DOS

MatLab is a high speed, interactive programming utility for manipulating, calculating, and plotting complicated mathematical equations. It is considered easy to use for those familiar with typical algebra equations.

• 3.5 (DOS)

RAR (1999) 1 Archive DOS

A console utility to extract and create RAR files.

• 2.50

SPSS/PC (1993) 0 Mathematics DOS

SPSS/PC+ is high end statistics package that supports organizing, analyzing, and graphing data.

• 5.x

Stacker (1991) 14 Utility Archive DOS Windows

Stacker, from Stack Electronics, was a hard drive compression tool. It was wildly popular until Microsoft virtually eliminated the third party market for this by including their own drive compression tool with MS-DOS 6. and Expandz! Plus.

• 1.0 (DOS)
• 2.0 (DOS)
• 3.x (DOS)
• 4.0 (DOS)