4690 Operating System

4690 Operating System
4690 Operating System
Developer	(Digital Research, Novell, IMS) IBM, Toshiba
Written in	C; Supported languages: IBM 4680 BASIC,; Metaware High-C,; Java 2
Working state	Abandoned
Source model	Proprietary
Initial release	July 1993
Final release	6.5 / January 2016
Marketing target	Point of sale
Available in	English
Package manager	Proprietary ASM (Apply Software Maintenance) System
Platforms	Point of sale terminals
Kernel type	Real-time operating system
Default; user interface	Command-line interface, some screens spawn a Java-based graphical user interface (GUI)
License	Proprietary
Preceded by	FlexOS 386, 4680 OS, REAL/32
Succeeded by	TCx Sky v1.1
Official website	Toshiba Commerce: Operating Systems

4690 Operating System (sometimes shortened to 4690 OS or 4690) is a specially designed point of sale (POS) operating system, originally sold by IBM. In 2012, IBM sold its retail business, including this product, to Toshiba, which assumed support.^[1] 4690 is widely used by IBM and Toshiba retail customers to run retail systems which run their own applications and others. Retailers have used the 4690 Operating System for their operations because of its many retail-specific and reliability features. In addition to running on IBM hardware, third-party vendors have exploited the 4690 features on competitive hardware.^{[citation needed]}

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