Compuware Products
Provides products, services and solutions to help IT professionals develop, integrate, customize, test and maintain business-critical applications.
http://www.compuware.com/products/

DevArchive.com: Tools
Directory of developer tools.
http://www.devarchive.com/c4.html

Catalyst Development Corp.
Software tools for Internet and intranet application development; information on ActivePatch, Catalyst File Transfer, Catalyst Internet Mail, SocketTools, SocketWrench.
http://www.catalyst.com/

Abaco Srl
Software development tools in the form of standard OCX/ActiveX components, DLL library and JAVA applet to build SIT/GIS/AM/FM/CAD applications.
http://www.abacogroup.com/eng/index.asp

Bennet-Tec Information Systems, Inc.
Range of off-the-shelf component software, technology licensing, custom software development services. Products: ALLText and MetaDraw controls, TList.
http://www.Bennet-Tec.com/

CNS International
Offers software development tools for desktop, n-tier and client-server environments.
http://www.cns.nl/

ABBYY Software Development Kits
Toolkits for developing Electronic Document Management Systems (EDMS), document flow systems, controlling/checking systems, forms processing software and other applications requiring OCR, ICR, OMR, barcode recognition, retrieval and morphology capabilities.
http://www.abbyy.com/for_developers/

Borland Software Corp.
Makes technology used to develop, deploy, integrate software programs.
http://www.borland.com/

CenterPoint
Provide IntegrationSuite (platform to bring legacy C/C++ applications to the Intranet and the Internet), ApplicationSuite (modeling of business cases enables close interaction with end-users, generation of data repositories and business rules, assembly of applications from prefabricated and custom application packages), MDASuite (manufacturing data analysis and acquisition).
http://www.cpointc.com/