4DOS (2004) 3 Utility DOS

4DOS is a command line interpreter replacement for command.com that adds many new features.

• 7.50

After Dark (1989) 15 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

Backpack Drivers (2002) 0 DOS Windows

This CD contains device drivers for all Micro Solutions Backpack hard drives, CD-ROM drives, and disk drives as of 2002. Backpack drives were mostly external parallel port connected, and very useful on systems that could not be expanded otherwise.

• 2002

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

Beyond Words Composer (1991) 0 Word Processor DOS

Beyond Words Composer is a GUI-based word processor developed by former Micropro (WordStar) employees and distributed by Cannon. Technology from this product was incorporated in to IBM DisplayWrite 5/2.

• 2.00

Borland dBase Compiler (1993) 1 DOS

Borland dBase Compiler is a dBase add-on that enables developers to create standalone high speed compiled dBase application. Developed by Ashton-Tate, the creators of dBase, it guarantees 100% compatibility with existing dBase applications. Applications built with the dBase Compiler do not require that the dBase product be installed, nor does it require any distribution royalties. Compiled applications will run many times faster than in dBase's interpreted environment. It includes support for 386 systems.

• 2.x

Borland Sprint (1988) 2 Word Processor DOS

Sprint is a text-based word processor for DOS that features a powerful scripting language, multiple user interfaces, exceptional speed, the ability to handle very large files, and powerful PostScript capabilities. "Mark of the Unicorn", and bought by Borland where it was renamed to "Sprint" in 1987. WordPerfect, Microsoft Word for DOS, and Multimate. preview at a time when that was clearly the way forward. However Sprint was targeted towards power users that needed advanced features WYSIWYG editors did not yet provide.

• 1.0x

Brown Bag Word Processor (1985) 0 Word Processor DOS

The Brown Bag Word Processor was an inexpensive word processor that offered features comparable to more expensive programs. It is essentially an OEM licensed version of Quicksoft's PC-Write with a different user interface. Formatting is done using "dot" commands and it includes a mail-merge module.

• 2.x

By Design (1993) 1 Word Processor DOS

By Design is an add-on set of document design utilities, fonts, and clipart for WordPerfect. Graphics include lead characters, page borders, graphics fonts, and page headers. Templates include newsletters, letterheads, title pages, and business forms.

• 3.0

Calendar Creator Plus (1990) 1 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)

Change Directory Plus (1993) 0 Utility DOS

Change Directory Plus is a small commercial utility distributed with Softdisk publishing's Big Blue Disk magazine. It indexes all folders on your hard drive, and permits you to change in to a deep subdirectory simply by specifying the final subdirectories name.

• 1.x

Colorado Backup (1996) 0 Utility DOS Windows

Colorado Backup is the software provided with HP Colorado tape drives.

• Set
• 4.x for DOS

Dac-Easy Word (1987) 0 Word Processor DOS

DAC-Easy Word is a budget word processor package. It can have up to four document windows open, can work with large-ish documents, supports macros, features drop-down menus, built-in help, and includes a mailing list manager.

• II

DataPerfect (1993) 2 Word Processor Database DOS

DataPerfect, originally written by Lew Bastian, published through WordPerfect Corp, and later through Novell, was a fast, memory efficient, but capable relational database for DOS. WordPerfect Corp sold the product alongside their other DOS based office products, such as WordPerfect and PlanPerfect. In 1995 Novel released DataPerfect as freeware and development was continued by its original author until about 2008.

• 2.x

Davong Hard Disk Controller Drivers (1982) 0 DOS

This is the driver software used to configure and access a Davong internal hard disk controller for the IBM PC. This controller was significant as being one of the few hard disk systems accessible under DOS 1.x. system instead partitions the disk in to several smaller drives.

• 2.4

DECTalk PC (1993) 1 Utility DOS

DECTalk was a text to speech system used in automated telephone, radio, and TV systems. It was notably used as an artificial voice by Stephen Hawking. Most DECTalk devices were standalone serial devices, however DEC did produce an ISA expansion card for the IBM PC that contained this functionality. This software is required to operate these ISA cards.

• 4.x

Derive (1994) 0 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

DESQView (1984) 4 Utility DOS

DESQView, from Quarterdeck, was a DOS application multi-tasker and in later versions functioned as an X client for applications on remote UNIX systems. It competed against IBM Topview. The original DESQ was just a task switcher, but subsequent versions offered preemptive multitasking of well behaved DOS programs on real-mode 8088 PCs. It gained popularity when DESQView 386 added virtual x86 support. This enabled the ability to multi task many poorly behaved programs, and was often used on BBSes due to its excellent COM port handling. It was later overtaken by OS/2 and Windows.

• 1.x
• DESQView X 1.x
• 2.x
• DESQView X 2.x

Direct Access (1988) 1 Utility DOS

Direct Access is an easy to use menuing program designed to simplify access to applications on systems with many programs loaded on the hard drive. It is customizable, includes screen blanking, and includes password protection and usage logging. Later versions also detect common programs already installed on the hard disk.

• 4.x
• 5.x

Disk Technician (1987) 0 Utility DOS

Disk Technician, from Prime Solutions Inc., is a hard disk utility and surface monitor. It contains an interleave adjuster and pattern tester similar to Spinrite. The Gold version also includes a defragmenter and disk-level virus protection.

• 4.x
• Advanced 3.x
• Gold 1.x

DiskClone (1998) 3 Utility DOS

DiskClone, from Quarterdeck, is a simple, professional, small, powerful, and easy to use hard disk cloning tool. It can copy a drive to another internal or external drive of different sizes. It can be used as a backup, or a migration tool to a new drive. It all fits on a single floppy disk. "Corporate" editions.

• 1.0

Diskette Manager (1988) 0 Utility DOS

Diskette Manager, from BLOC publishing, previously from Lassen Software, is a software tool for the IBM PC and Tandy that inventories the contents of your floppy disks in to a database. It enables you to quickly and easily search for files or print disk labels.

• 3

DiskLock (1993) 0 Utility DOS Windows

DiskLock, From Fifth Generation Systems, and later from Symantec as Norton DiskLock, is a data security tool that can lock a hard disk or individual files or directories so that it requires a password to access any data. It can also log activity to detect unauthorized access attempts. It also features the ability to lock the system after an idle usage period. There were versions for PC and Mac.

• 2.x
• 3.x

DisplayWrite (1984) 3 Word Processor DOS OS2

DisplayWrite is a word processor that is based on the IBM Displaywriter dedicated word processing system. It directly competed with software ports of dedicated word processors such as the Wang Word Processing System (or its clone MultiMate ), Lanier Word Processing Software, Xerox, DEC, or similar.

• 1
• 2
• 3
• 4
• 5

DoubleDisk (1991) 0 Utility DOS

First released in 1989, DoubleDisk was the first real-time drive compression product for DOS. It is a fairly no-frills program and sticks to what it does best. It was relatively low cost compared to its later competitors. and Expandz! Plus

• 2.5
• 2.6