IBM mainframe software

is an information system of the company IBM

IBM CICS (Customer Information Control System) is a family of mixed-language application servers that provide online transaction management and connectivity for applications on IBM mainframe systems under z/OS and z/VSE.

relational database managament system, first implementation of SQL

Adabas, a contraction of "adaptable database system", is a database package that was developed by Software AG to run on IBM mainframes. It was launched in 1971 as a non-relational database. As of 2019, Adabas is marketed for use on a wider range of platforms, including Linux, Unix, and Windows.

In computing, Interactive System Productivity Facility (ISPF) is a software product for many historic IBM mainframe operating systems and currently the z/OS and z/VM operating systems that run on IBM mainframes. It includes a screen editor, the user interface of which was emulated by some microcomputer editors sold commercially starting in the late 1980s, including SPF/PC.

Connect:Direct—originally named Network Data Mover (NDM)—is a computer software product that transfers files between mainframe computers and/or midrange computers. It was developed for mainframes, with other platforms being added as the product grew. NDM was renamed to Connect:Direct in 1993, following the acquisition of Systems Center, Inc. by Sterling Software. In 1996, Sterling Software executed a public spinoff of a new entity called Sterling Commerce, which consisted of the Communications Software Group (the business unit responsible for marketing the Connect:Direct product and other file

thumb|right|An Informatics General computer programmer using XEDIT on an IBM 3279 terminal thumb|An early version of XEDIT from 1982, as displayed on a 3270 terminal emulator. XEDIT is a visual editor for VM/CMS, primarily using block mode IBM 3270 terminals. It also works on line-mode terminals.

compiler for the C programming language