CP/M

since unknown year (earliest usage recorded on this site was 1981)

more info

Users

Technology Timeline Graph

1981

1982

1983

1984

1985

1986

1987

1988

1989

1990

1991

1992

1993

1994

1995

1996

1997

1998

1999

2000

2001

2002

2003

2004

2005

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2007

2008

2009

2010

2011

2012

2013

2014

2015

2016

2017

2018

2019

2020

2021

2022

2023

2024

BitWise

codewritinfool

hexdump42

Erik

abtin

jtauber

jancona

simonf

cherimullins

Uche

ndw

MarkofCain

ashugg

larry

BitWise - 13 years

codewritinfool - 11 years

hexdump42 - 4 years

Erik - 3 years

abtin - 1 years

jtauber - 5 years

jancona - 5 years

simonf - 5 years

cherimullins - 2 years

Uche - 3 years

ndw - 3 years

MarkofCain - 38 years

ashugg - 8 years

larry - 33 years

BitWise

1981–1993

Originally on a real S100 system and then on my BBC with a Z80 second processor. I'm trying to get it running on a micro-controller emulations of a 8080 and Z80 with micro SDs cards for disks.

hexdump42

1982–1985

Running on a NEC PC8001

codewritinfool

1982–1992

Erik

1983–1985

On a z80 Coleco Adam

jtauber

1984–1988

jancona

1984–1988

On a Xerox 820 board with 2 8" floppies

1984–1988

1984–1985

1984

1986–1988

The DEC Rainbow had two processors, an 8088 for MS-DOS and a Z-80 for CPM

Uche

1986–1988

On the Amstrad PCW

ashugg

1987–1994

Digital Research "CCP/M" (Concurrent CP/M) on some old 8085-based thing. One of them had a 10Mb hard drive!

1987–

1992–

Still running on my KayPro II!