Frameworks

Frontend

Web interface
Web interface
Mobile app
Mobile app
Windows applications
Windows applications

Web servers / business logic layer

Internet Information Services (IIS)
IBM WebSphere
IBM BPM
JBoss
Nginx - an HTTP and reverse proxy server, a mail proxy server, and a generic TCP proxy server
Apache HTTP Server
COM/COM+

DBMS

Oracle Database
Microsoft SQL Server
IBM DB2
PostgreSQL