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Operating Systems Database
| Total OS in database (26 December 2024) : 2765 |
| Corresponding OS from query : 21 |
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Name
|
Year
|
Description | Platform | Company | Link |
Z | 1985< | - | Z80, Z800, HD62801, HD64180 | Echelon, Inc., USA | - |
Z3PLUS | 1980s | Z-System based on CP/M 3. | Altair | USA |  |
z/Linux | 1999 | Linux on IBM Z (or Linux on z for short, and previously Linux on z Systems) is the collective term for the Linux operating system compiled to run on IBM mainframes, especially IBM Z and IBM LinuxONE servers. | IBM System z | IBM, USA | |
 z/OS (3 versions) | 2000 | OS/390 supported z/Architecture, 64-bit addressing. | IBM System z | IBM, USA | - |
z/TPF | 2005 | z/Architecture extension. | IBM System z | IBM, USA | - |
z/VM | 2000 | z/Architecture version of the VM OS with 64-bit addressing. | IBM System z | IBM, USA | |
z/VSE | 2005 | Virtual Storage Extended. Latest version of the four decades old DOS lineage, supports 64-bit addresses, multiprocessing, multiprogramming, SNA, TCP/IP, and some virtual machine features in support of Linux workloads. | IBM System z | IBM, USA | |
ZCPR3 | 1980s | based on the original by Richard Conn. | Altair | Richard Conn, USA | |
Zenix | 1980s | Zenith Unix. | Zenith computers | Zenith, USA | - |
Zephyr | 2016 | Small real-time operating system for connected, resource-constrained devices supporting multiple architectures and released under the Apache License 2.0. | ARM (Cortex-Mx), x86, ARC, RISC-V, Nios II, Xtensa | - | |
| Zeroshell (2 versions) | 2006 | Small open-source Linux distribution for servers and embedded systems which aims to provide network services. | IA-32 | - | |
ZEUS | 1978c | Version of UNIX. | - | Zilog, USA | - |
Zot OS | 1990s | Small free OS with a GUI. | - | - | |
ZRTS | 1978c | Operating System for the Z8000. | Z8000 | Zilog, USA | - |
ZSDOS | 1980s | CP/M 2.2 with ZSDOS as BDOS replacement. | Altair | USA | |
Zygomatic | 2004 | Operating system designed around idiomatic C++ concepts such as RAII, iterators, and streams. | - | - | |
(c) epocalc 2018