Mobile operating system share of operating systems. However, variations occur in popularity by regions, while desktop-minority also applies on some days in regions such as United States and United Kingdom. Mobile operating system milestones mirror the development of mobile phones and smartphones: These operating systems often run atop baseband or other real time operating systems that handle hardware aspects of the phone. Android (based on the modified Linux kernel) is a mobile operating system developed by Google Inc. Besides having the largest installed base worldwide on smartphones, it is also the most popular operating system for general purpose computers (a category that includes
Genera (operating system) into Genera in later releases. Symbolics improved the operating system software from the original MIT Lisp machine and expanded it. The Genera operating system was only available for Symbolics Lisp machines and the Open Genera virtual machine. Symbolics Genera has a large number of features and supported all the versions of various hardware that Symbolics built over its lifetime. Its source code is more than a million lines (the number depends on the release and what amount of software is installed). Symbolics Genera was published on magnetic tape and CD-ROM. The release of the operating system also provided most of