Addin Development Kit for 1-2-3 (1994) 1 DOS

This is a software development kit that assists developers in making add-ins for Lotus 1-2-3 4.x for DOS. Add-ins are binary programs that extend and enhance the functionality of the Lotus 1-2-3 spreadsheet without having to change the Lotus program itself.

• 4

Company Ladder (1990) 0 Presentations DOS

Company Ladder is a budget oriented tool that specialized in making corporate organizational charts. It could handle large numbers of entries and print high quality graphs.

• 1.x

Corporate Ladder (1989) 0 Graphics DOS

Corporate Ladder is a quick and easy text-mode DOS based tool for creating organization charts and similar documents such as process-flow diagrams, decision trees, procedure diagrams, forms, and labels.

• 1.x

Generic CADD (1987) 0 Engineering DOS

Generic CADD, originally from Generic Software, Inc., was a popular low-cost 2D CAD program targeted at casual drafting users. Initially it competed against AutoCAD, and the budget TurboCAD. The original version offered a number of separately purchasable modules.

• 3.0
• 5.0
• 6.0

Windows SDK & DDK (1986) 22 DOS

The Microsoft Windows Software Development Kits (SDK) provide sample program code, extra libraries, and documentation to aid application developers producing Windows applications. Microsoft Windows Driver Development Kits are similar sets of samples and libraries but specific to device driver development, and much more in-depth.

• Windows 2.x

Workgroup Add-On (1994) 0 DOS

The Microsoft Workgroup Add-On for MS-DOS is the easy way to connect users of MS-DOS to networks based on Microsoft windows. Now you can share documents, messages, and printers among PCs running MS-DOS and connect to Windows-based PCs too. It could be just what you need to make the most of older PCs and start networking.

• 1.x