Editing CP/M-86 (section)

== {{anchor|1.0|1.1|CP/M-86 Plus 3.1|PCP/M-86 1.0|PCP/M-86 2.0|PCP/M-86 2.11|PCP/M-86 3.1}}Versions ==
A given version of CP/M-86 has two version numbers. One applies to the whole system and is usually displayed at startup; the other applies to the [[BDOS]] [[kernel (operating system)|kernel]]. Versions known to exist include:

{|class="wikitable"
|-
!OS || BDOS || Date || Notes
|-
| CP/M-86 1.0 for [[AST Research|AST]]<ref name="Strutynski_2006_Early" /> || 2.2? || 1981?<!-- possibly 1980? --> ||
|-
| CP/M-86 1.0 for the [[Altos Computer Systems|Altos]] [[ACS 16000]]/[[ACS 8600|8600]]<ref name="Strutynski_2006_Early" /> || 2.2? || <!-- announced October 1980 -->November 1981<ref name="Garezt_1980" /> ||
|-
| CP/M-86 Version 1.1 for IBM Displaywriter || 2.2 || November 1981<ref name="Digital_Research_1981_News" /> ||
|-
| CP/M-86 1.0 for the [[Sirius 1]]/[[Victor 9000]] || 2.2a || 1981<!-- DRI copyright -->/1982<!-- Sirius copyright --> ||
|-
| CompuView CP/M-86 || 2.x? || 1982 || 196&nbsp;KB disk capacity, compatible with IBM PC hardware<ref name="edlin19820607" />
|-
| IBM CP/M-86 for the [[IBM Personal Computer]] Version 1.0 || 2.2 || 1982-04-05<ref name="edlin19820607" /> || Initial release for the IBM PC. 141&nbsp;KB disk capacity (Initial date defaults to 1982-02-10.)<ref name="edlin19820607" />
|-
| IBM CP/M-86 for the IBM Personal Computer Version 1.1 || 2.2 || March 1983 || Hard drive support was added.
|-
| CP/M-86 Plus Version 3.1 || 3.1 || October 1983 || Released for the [[Apricot PC]]. Based on the multitasking Concurrent CP/M-86 kernel, it could run up to four tasks at once.
|-
| Personal CP/M-86 Version 1.0 || 3.1 || November 1983 || Released for the [[Siemens]] [[Siemens PG685|PG685]].
|-
| Personal CP/M-86 Version 3.1 || 3.3 || January 1985 || A version for the [[Apricot Computers|Apricot]] [[Apricot F-Series|F-Series]] computers. This version gained the ability to use [[File Allocation Table|FAT]] formatted disks as used by DOS.
|-
| Personal CP/M-86 Version 2.0 || 4.1 || 1986 or later || Released for the [[Siemens PC16-20]]. This is the same BDOS used in [[DOS Plus 1.2]].
|-
| Personal CP/M-86 Version 2.11 || 4.1 || 1986 or later || Released for the Siemens PG685.
|}

All known Personal CP/M-86 versions contain references to CP/M-86&nbsp;Plus, suggesting that they are derived from the CP/M-86&nbsp;Plus codebase.

{{anchor|SCP1700|CP/K|K8918-OS}}A number of 16-bit CP/M-86 derivatives existed in the former East-bloc under the names SCP1700 ({{ill|Single User Control Program|de}}), CP/K, and K8918-OS.<ref name="SCP_2019" /> They were produced by the East-German [[VEB Robotron]] Dresden and {{ill|Energiekombinat|de}} Berlin.<ref name="Robotron_2019" /><ref name="SCP_2019" />