DiskClone 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.

DiskDoubler Utility Archive MacOS

DiskDoubler is an automated file compression program for the Apple Macintosh. It does not compress the entire drive, but rather specified files. It automatically compresses and recompresses files as you use them.

Diskeeper Utility Windows

Diskeeper is a professional disk defragmenting tool with versions for both 9x and NT. It includes features such as scheduling and background defragmentation.

Disney Animation Studio Graphics DOS

Disney Animation Studio is an animation graphics tool, that originated on the Amiga. It supports multiple VGA resolutions.

DisplayWrite 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.

DosFax Communications DOS

Delrina DosFax is a DOS based program for sending and receiving faxes via a modem that has fax capabilities. This software was often bundled with modems or PCs. It was often accompanied by Delrina WinFax.

Double Helix Database MacOS

Helix/Double Helix is an easy to use relational database for the Apple Macintosh. It features a visual programming system, and options for multiuser over AppleTalk.

DoubleDisk 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

DoubleDOS Utility DOS

DoubleDOS is a simple and easy to use multitasking tool for DOS. It can preemptively run up to two DOS programs at a time. Its main advantage is that it requires very little RAM overhead compared to other multitasking or task switching environments. Because DOS programs can and usually do bypass OS calls, many programs must be "patched" in order to work. things at once, then this would have been a good choice. Reportedly, the first version may have worked with DOS 1.x.

DR Draw Graphics DOS CPM

DR Draw is a shape-based drawing program that uses Digital Research's GSX graphics library, making it portable across CP/M and DOS architectures with different video systems.

DR Graph Presentations DOS CPM

DR Graph is a business graphics creation program. It can create line, bar, pie, and scatter graphs and print them on a graphics printer. DR Graph is implemented using Digital Research's GSX graphics library, and can run on many different platforms.

Dr Halo Graphics DOS

Dr Halo, by Media Cybernetics, is a DOS based image editor. It was sometimes distributed as a value-added tool with mice or video cards. Its image editing capabilities were fairly weak, and its main strength came from its adaptability to new hardware, positioning it mainly as an entry-level product provided with new hardware.

Dr Solomons Anti-Virus Toolkit Utility Windows

Dr Solomon's Antivirus was a top rated commercial virus scanning suite. There were versions for DOS, Windows 3.1, 95, 98, Novell, SCO Unix, Solaris, and OS/2.

Dr. Sbaitso 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.

DrawPerfect Graphics DOS

DrawPerfect, from WordPerfect Corp., is a vector based drawing program with graphing functionality used for making slides and presentations. It was later replaced with WordPerfect Presentations

DS Manager Utility DOS

DS Manager is a menu and file management shell for DOS. It features password protection with the ability to display different menus for different users.

DS Optimize Utility DOS

DS OPTIMIZE is a disk defragmenter tool. It has a few more options than its competitors, and has a "fast" mode that does not protect against interruptions. This tool competed against Mace Utilities, The Norton Utilities, PC Tools, and many smaller defragmenter tools.

DS Recover Utility DOS

DS Recover, from Design Software, is a set of file utilities for DOS that lets you unerase files and directories, and unformat disks. It competed against the Norton Utilities, PC Tools, and Mace Utilities.

DS Squeeze DOS

DS Squeeze, from Design Software, is a file compression tool. It features a full screen file manager with a directory tree. Although it is not a tool that compresses an entire drive, it boasts the ability to launch executable files even after they are compressed.

DVMpeg Video Audio Windows

DVMpeg, from Darim Vision Co., Ltd, is an MPEG encoder that can convert Windows AVI files to MPEG.

Easy Access Menu System Utility DOS

Easy Access Menu system, from TengWare, is a customizable menuing system for DOS that features a built in calendar. It is shareware, but there are few archived versions of it out there.

Easy Chefs One Million Recipes Reference Windows

Easy Chefs One Million Recipes, from American Cooking Resources, is one big multimedia CD that contains a huge card file of food recipes. It literally has over a million recipes stored in its searchable database.

Easy Working Word Processor Windows

Easy Working for Windows Word Processor, from Spinnaker Software, is a budget word processor for Microsoft Windows. It offers basic text editing and formatting, but not much else.

Easy Working Desktop Publisher Publishing DOS

Easy Working Desktop Publisher is a rebranded version of PFS:First Publisher. PFS:First Publisher and the other PFS titles were acquired from Software Publishing Corp by Spinnaker Software in 1991.

Easy Working DOS Manager Utility DOS

Spinnaker Easy Working DOS Manager is a menu system and file manager for DOS. It was bundled with a number of computer systems including Packard Bell. use of a mouse. It features a customizable application menu, primitive file management, and menu options for the disk utilities commonly included with DOS. It includes built in help, and a tutorial.