<s>
This	O
is	O
a	O
chronological	O
list	O
of	O
notable	O
MUDs	B-Application
with	O
summary	O
information	O
.	O
</s>
<s>
Title	O
The	O
MUD	B-Application
's	O
title	O
;	O
if	O
it	O
has	O
had	O
more	O
than	O
one	O
title	O
,	O
the	O
most	O
recent	O
title	O
.	O
</s>
<s>
Disambiguation	O
is	O
included	O
only	O
when	O
MUDs	B-Application
in	O
this	O
list	O
have	O
the	O
same	O
title	O
.	O
</s>
<s>
Founded	O
The	O
date	O
the	O
MUD	B-Application
was	O
founded	O
or	O
first	O
made	O
publicly	O
accessible	O
.	O
</s>
<s>
Closed	O
The	O
date	O
the	O
MUD	B-Application
ceased	O
to	O
be	O
publicly	O
accessible	O
.	O
</s>
<s>
A	O
blank	O
entry	O
indicates	O
the	O
MUD	B-Application
continues	O
to	O
operate	O
.	O
</s>
<s>
Business	O
model	O
A	O
brief	O
description	O
of	O
the	O
MUD	B-Application
's	O
business	O
model	O
.	O
</s>
<s>
"	O
Free	O
"	O
means	O
the	O
MUD	B-Application
has	O
no	O
revenue	O
stream	O
.	O
</s>
<s>
"	O
Subscription	O
"	O
means	O
that	O
the	O
MUD	B-Application
charges	O
a	O
periodic	O
subscription	O
fee	O
for	O
access	O
or	O
for	O
a	O
set	O
level	O
of	O
in-game	O
benefits	O
,	O
such	O
as	O
a	O
"	O
full	O
"	O
or	O
"	O
non-trial	O
"	O
account	O
.	O
</s>
<s>
"	O
Pay	B-Application
for	I-Application
perks	I-Application
"	O
means	O
that	O
the	O
MUD	B-Application
accepts	O
payments	O
(	O
which	O
may	O
be	O
called	O
"	O
donations	O
"	O
)	O
and	O
provides	O
in-game	O
benefits	O
in	O
exchange	O
for	O
them	O
,	O
on	O
an	O
à	O
la	O
carte	O
basis	O
.	O
</s>
<s>
"	O
Donation-supported	O
"	O
means	O
that	O
the	O
MUD	B-Application
accepts	O
payments	O
,	O
but	O
its	O
policies	O
exclude	O
providing	O
in-game	O
benefits	O
in	O
exchange	O
for	O
them	O
.	O
</s>
<s>
"	O
Donation-drive	O
supported	O
"	O
means	O
that	O
the	O
MUD	B-Application
accepts	O
payments	O
,	O
with	O
policies	O
excluding	O
providing	O
in-game	O
benefits	O
in	O
exchange	O
for	O
them	O
,	O
only	O
at	O
specific	O
times	O
for	O
specific	O
purposes	O
(	O
most	O
typically	O
hardware	O
upgrades	O
)	O
,	O
and	O
does	O
not	O
accept	O
payments	O
at	O
other	O
times	O
.	O
</s>
<s>
"	O
Freebie	O
marketing	O
"	O
means	O
that	O
the	O
MUD	B-Application
,	O
by	O
its	O
existence	O
,	O
provides	O
a	O
purchase	O
incentive	O
for	O
external	O
goods	O
.	O
</s>
<s>
Developer	O
The	O
company	O
that	O
carried	O
out	O
development	O
of	O
the	O
MUD	B-Application
,	O
or	O
if	O
the	O
MUD	B-Application
was	O
not	O
developed	O
by	O
a	O
company	O
,	O
major	O
individual	O
contributors	O
,	O
if	O
known	O
by	O
real	O
name	O
;	O
"	O
Et	O
al.	O
"	O
</s>
<s>
Publisher	O
Any	O
third	O
parties	O
that	O
published	O
the	O
MUD	B-Application
.	O
</s>
<s>
"	O
Independent	O
"	O
may	O
also	O
appear	O
with	O
a	O
list	O
of	O
third	O
parties	O
to	O
indicate	O
that	O
the	O
MUD	B-Application
was	O
independently	O
published	O
in	O
addition	O
to	O
being	O
published	O
by	O
third	O
parties	O
.	O
</s>
<s>
Setting	O
A	O
summary	O
of	O
the	O
genre	O
of	O
the	O
MUD	B-Application
's	O
setting	O
or	O
,	O
if	O
applicable	O
,	O
the	O
specific	O
setting	O
it	O
is	O
based	O
on	O
.	O
</s>
<s>
Style	O
A	O
summary	O
of	O
the	O
style	O
or	O
styles	O
of	O
interaction	O
the	O
MUD	B-Application
focuses	O
on	O
.	O
</s>
<s>
Family	O
The	O
general	O
family	O
of	O
MUD	B-Application
server	O
software	O
that	O
the	O
MUD	B-Application
is	O
associated	O
with	O
,	O
if	O
any	O
.	O
</s>
<s>
Codebase	O
The	O
specific	O
server	O
software	O
the	O
MUD	B-Application
is	O
based	O
on	O
;	O
a	O
blank	O
entry	O
indicates	O
independently	O
developed	O
,	O
custom	O
infrastructure	O
.	O
</s>
<s>
Multiple	O
items	O
indicate	O
different	O
codebases	O
the	O
MUD	B-Application
has	O
used	O
over	O
time	O
.	O
</s>
<s>
Mudlib	O
The	O
mudlib	O
the	O
MUD	B-Application
is	O
based	O
on	O
,	O
if	O
any	O
.	O
</s>
<s>
Contributions	O
Publicly	O
released	O
software	O
originating	O
with	O
the	O
MUD	B-Application
or	O
other	O
public	O
contributions	O
.	O
</s>
<s>
Notes	O
Other	O
brief	O
and	O
significant	O
information	O
:	O
MUDs	B-Application
in	O
this	O
article	O
that	O
are	O
versions	O
of	O
one	O
another	O
,	O
category	O
origination	O
,	O
key	O
clarifications	O
.	O
</s>
<s>
Not	O
for	O
general	O
information	O
about	O
the	O
MUD	B-Application
.	O
</s>
<s>
Title	O
Founded	O
Closed	O
Business	O
model	O
Developer	O
Publisher	O
Setting	O
Style	O
Family	O
Codebase	O
Mudlib	O
Contri­butions	O
Notes	O
MUD1	B-Protocol
1978	O
Free	O
Roy	B-Protocol
Trubshaw	I-Protocol
,	O
Richard	O
Bartle	O
Fantasy	B-Application
Hack	O
and	O
slash	O
Essex	B-Protocol
MUDDL	B-Protocol
MUDDL	B-Protocol
The	O
first	O
MUD	B-Application
;	O
see	O
also	O
British	B-Protocol
Legends	I-Protocol
MAD	O
1984	O
1986	O
Free	O
Bruno	O
Chabrier	O
,	O
Vincent	O
Lextrait	O
BITNET	B-General_Concept
Fantasy	B-Application
Hack	O
and	O
slash	O
Island	B-Protocol
of	I-Protocol
Kesmai	I-Protocol
1985	O
2000	O
Subscription	O
Kesmai	B-Application
CompuServe	O
Fantasy	B-Application
Hack	O
and	O
slash	O
,	O
roguelike	O
See	O
also	O
Legends	B-Protocol
of	I-Protocol
Kesmai	I-Protocol
MUD2	B-Protocol
1985	O
Free	O
Richard	O
Bartle	O
Fantasy	B-Application
Hack	O
and	O
slash	O
Essex	B-Protocol
MUDDL	B-Protocol
Successor	O
to	O
MUD1	B-Protocol
AberMUD	B-Protocol
1987	O
1987	O
Free	O
Alan	O
Cox	O
,	O
Richard	O
Acott	O
,	O
Jim	O
Finnis	O
,	O
Leon	O
Thrane	O
Fantasy	B-Application
Hack	O
and	O
slash	O
AberMUD	B-Protocol
AberMUD	B-Protocol
AberMUD	B-Protocol
The	O
first	O
AberMUD	B-Protocol
British	B-Protocol
Legends	I-Protocol
1987	O
1999	O
Subscription	O
Roy	B-Protocol
Trubshaw	I-Protocol
,	O
Richard	O
Bartle	O
CompuServe	O
Fantasy	B-Application
Hack	O
and	O
slash	O
Essex	B-Protocol
MUDDL	B-Protocol
Commercial	O
version	O
of	O
MUD1	B-Protocol
GemStone	B-Protocol
1988	O
Subscription	O
Simutronics	O
GEnie	B-Language
,	O
AOL	O
,	O
independent	O
High	O
fantasy	B-Application
Hack	O
and	O
slash	O
Avalon	B-Application
1989	O
Free	O
Yehuda	O
Simmons	O
Fantasy	B-Application
Politics	O
,	O
player	O
versus	O
player	O
,	O
roleplaying	O
Pioneered	O
plotted	O
quests	O
.	O
</s>
<s>
TinyMUD	O
1989	O
1990	O
Free	O
James	O
Aspnes	O
Cross-genre	O
Social	O
MU*	B-Protocol
TinyMUD	O
TinyMUD	O
Genesis	B-Protocol
LPMud	I-Protocol
1989	O
Free	O
Lars	O
Pensjö	O
,	O
Carl	O
Hallén	O
,	O
Jakob	O
Hallén	O
,	O
Lennart	O
Augustsson	O
,	O
Johan	O
Andersson	O
,	O
Anders	O
Chrigström	O
,	O
Ronny	O
Wikh	O
,	O
Stas	O
van	O
der	O
Schaaf	O
,	O
Tony	O
Elmroth	O
,	O
Dave	O
Richards	O
,	O
Thornsten	O
Lockert	O
,	O
Felix	B-Application
Croes	I-Application
et	O
al	O
.	O
</s>
<s>
Medieval	O
fantasy	B-Application
Roleplaying	O
LPMud	B-Application
LPMud	B-Application
,	O
CD	O
CD	O
LPMud	B-Application
,	O
CD	O
gamedriver	O
and	O
mudlib	O
The	O
first	O
LPMud	B-Application
TinyTIM	O
1990	O
Free	O
Jason	O
Scott	O
Sadofsky	O
et	O
al	O
.	O
</s>
<s>
Cross-genre	O
Social	O
MU*	B-Protocol
TinyMUD	O
,	O
MUSH	B-Application
BatMUD	B-Protocol
1990	O
Pay	B-Application
for	I-Application
perks	I-Application
B.A.T.	O
</s>
<s>
ry	O
Fantasy	B-Application
Hack	O
and	O
slash	O
,	O
player	O
versus	O
player	O
LPMud	B-Application
LPMud	B-Application
FurryMUCK	O
1990	O
Donation-supported	O
Furry	O
Social	O
,	O
roleplaying	O
MU*	B-Protocol
TinyMUCK	B-Application
LambdaMOO	O
1990	O
Free	O
Pavel	O
Curtis	O
et	O
al	O
.	O
</s>
<s>
Xerox	O
PARC	O
,	O
independent	O
Cross-genre	O
Social	O
MU*	B-Protocol
MOO	B-Application
LambdaCore	B-Application
MicroMUSE	B-Protocol
1990	O
Free	O
Cross-genre	O
Educational	O
,	O
social	O
MU*	B-Protocol
MUSH	B-Application
,	O
TinyMUSE	O
TinyMUSE	O
Arguably	O
first	O
educational	O
MUD	B-Application
Lost	B-Protocol
Souls	I-Protocol
1990	O
Pay	B-Application
for	I-Application
perks	I-Application
Michael	O
Rice	O
,	O
Rebecca	B-Protocol
Willey	I-Protocol
,	O
Matthew	O
Sheahan	O
et	O
al	O
.	O
</s>
<s>
Medieval	O
fantasy	B-Application
Hack	O
and	O
slash	O
,	O
roleplaying	O
LPMud	B-Application
LPMud	B-Application
2.4.5	I-Application
,	O
LPMud	B-Application
3.1.2	I-Application
,	O
Amylaar	B-Application
,	O
LDMud	B-Application
Ain	O
Soph	O
TubMUD	B-Application
1990	O
Free	O
Medieval	O
fantasy	B-Application
Hack	O
and	O
slash	O
,	O
roleplaying	O
LPMud	B-Application
LPMud	B-Application
2.4.5	I-Application
,	O
Amylaar	B-Application
,	O
LDMud	B-Application
Tublib	O
First	O
MUD	B-Application
hosted	O
in	O
Germany	O
Ancient	B-Application
Anguish	I-Application
1991	O
Donation-supported	O
Balz	O
Meierhans	O
,	O
Olivier	O
Maquelin	O
et	O
al	O
.	O
</s>
<s>
Fantasy	B-Application
Hack	O
and	O
slash	O
LPMud	B-Application
Amylaar	B-Application
Loch	O
Ness	O
Armageddon	B-Application
1991	O
Donation-supported	O
,	O
freebie	O
marketing	O
Dan	O
Brumleve	O
,	O
Nasri	O
Hajj	O
,	O
Santiago	O
Zorzopulos	O
,	O
Cat	O
Rambo	O
et	O
al	O
.	O
</s>
<s>
Post-apocalyptic	O
low	O
fantasy	B-Application
Roleplaying	O
DikuMUD	B-Application
DikuMUD	B-Application
DikuMUD	B-Application
1991	O
1991	O
Free	O
Sebastian	O
Hammer	O
,	O
Michael	O
Seifert	O
,	O
Hans	O
Henrik	O
Staerfeldt	O
,	O
Tom	O
Madsen	O
,	O
Katja	O
Nyboe	O
Fantasy	B-Application
Hack	O
and	O
slash	O
DikuMUD	B-Application
DikuMUD	B-Application
DikuMUD	B-Application
Refers	O
to	O
the	O
first	O
DikuMUD	B-Application
at	O
freja.diku.dk	O
4000	O
Discworld	B-Application
MUD	I-Application
1991	O
Free	O
David	O
Bennett	O
,	O
Craig	O
Richmond	O
,	O
Sean	O
A	O
.	O
Reith	O
,	O
Evan	O
Scott	O
,	O
Derek	O
Harding	O
,	O
Jake	O
Greenland	O
et	O
al	O
.	O
</s>
<s>
Discworld	B-Application
Hack	O
and	O
slash	O
,	O
roleplaying	O
,	O
social	O
LPMud	B-Application
LPMud	B-Application
,	O
MudOS	O
,	O
FluffOS	B-Application
Discworld	B-Application
Discworld	B-Application
mudlib	O
,	O
FluffOS	B-Application
Dragon	B-Protocol
's	I-Protocol
Gate	I-Protocol
1991	O
2006	O
Subscription	O
Darrin	O
Hyrup	O
GEnie	B-Language
,	O
AOL	O
,	O
Mythic	O
Realms	O
,	O
independent	O
Fantasy	B-Application
Hack	O
and	O
slash	O
,	O
roleplaying	O
Elendor	B-Protocol
1991	O
Free	O
Lord	O
of	O
the	O
Rings	O
Roleplaying	O
,	O
social	O
MU*	B-Protocol
MUSH	B-Application
PernMUSH	O
1991	O
2014	O
Free	O
Pern	O
Roleplaying	O
,	O
social	O
MU*	B-Protocol
MUSH	B-Application
Star	B-Application
Wars	I-Application
MUSH	B-Application
1991	O
Free	O
Star	B-Application
Wars	I-Application
Roleplaying	O
,	O
social	O
MU*	B-Protocol
MUSH	B-Application
Xyllomer	B-Protocol
1991	O
Free	O
Fantasy	B-Application
Roleplaying	O
LPMud	B-Application
LPMud	B-Application
,	O
DGD	B-Application
CD	O
First	O
public	O
DGD	B-Application
MUD	B-Application
Genocide	B-Protocol
1992	O
Free	O
Fantasy	B-Application
Player	O
versus	O
player	O
LPMud	B-Application
LPMud	B-Application
,	O
MudOS	O
,	O
Amylaar	B-Application
First	O
"	O
pure	O
PK	O
"	O
MUD	B-Application
AmberMUSH	O
1992	O
2009	O
Free	O
Jennifer	O
Smith	O
et	O
al	O
.	O
</s>
<s>
Amber	O
Roleplaying	O
MU*	B-Protocol
TinyMUSH	B-Application
Infinity	B-Protocol
(	O
LPMud	B-Application
)	O
1992	O
Free	O
Peter	O
William	O
Friedman	O
,	O
Bill	O
Mackiewicz	O
et	O
al	O
.	O
</s>
<s>
Cross-genre	O
Hack	O
and	O
slash	O
,	O
social	O
,	O
player	O
versus	O
player	O
LPMud	B-Application
LPMud	B-Application
3.1.2	I-Application
,	O
LDMud	B-Application
LPMud	B-Application
2.4.5	I-Application
3Kingdoms	B-Protocol
1992	O
Pay	B-Application
for	I-Application
perks	I-Application
Cross-genre	O
Hack	O
and	O
slash	O
LPMud	B-Application
LDMud	B-Application
The	B-Protocol
Shadow	I-Protocol
of	I-Protocol
Yserbius	I-Protocol
1992	O
1996	O
Subscription	O
Sierra	O
On-Line	O
The	O
Sierra	O
Network	O
,	O
The	O
ImagiNation	O
Network	O
,	O
AOL	O
Fantasy	B-Application
Hack	O
and	O
slash	O
,	O
graphical	O
MorgenGrauen	B-Protocol
1992	O
Free	O
Medieval	O
fantasy	B-Application
Hack	O
and	O
slash	O
LPMud	B-Application
LDMud	B-Application
MorgenGrauen	B-Protocol
MorgenGrauen	B-Protocol
Mudlib	O
Diversity	B-Application
University	I-Application
1993	O
2006	O
Free	O
Jeanne	O
McWhorter	O
et	O
al	O
.	O
</s>
<s>
Modern	O
Educational	O
MU*	B-Protocol
MOO	B-Application
First	O
educational	O
MOO	B-Application
,	O
arguably	O
first	O
educational	O
MUD	B-Application
BioMOO	O
1993	O
2001	O
Free	O
Gustavo	O
Glusman	O
,	O
Jaime	O
Prilusky	O
et	O
al	O
.	O
</s>
<s>
Modern	O
Educational	O
MU*	B-Protocol
MOO	B-Application
File	O
Utilities	O
Package	O
,	O
intermoo	O
GNA	O
Network	O
Infinity	B-Protocol
(	O
AberMUD	B-Protocol
)	O
1993	O
Free	O
Fantasy	B-Application
Hack	O
and	O
slash	O
AberMUD	B-Protocol
AberMUD	B-Protocol
BayMOO	O
1993	O
Free	O
Tim	O
Keanini	O
et	O
al	O
.	O
</s>
<s>
Modern	O
Social	O
,	O
educational	O
MU*	B-Protocol
MOO	B-Application
MediaMOO	O
1993	O
2000	O
Free	O
Amy	O
S	O
.	O
Bruckman	O
et	O
al	O
.	O
</s>
<s>
Modern	O
Educational	O
MU*	B-Protocol
MOO	B-Application
Mirror	O
archived	O
at	O
Clemson	O
University	O
DragonSpires	O
1994	O
1997	O
Pay	B-Application
for	I-Application
perks	I-Application
Dragon	O
's	O
Eye	O
Productions	O
Fantasy	B-Application
Social	O
,	O
roleplaying	O
,	O
graphical	O
LegendMUD	B-Protocol
1994	O
Free	O
Raph	B-Application
Koster	I-Application
,	O
Kristen	O
Koster	O
,	O
Rick	O
Delashmit	O
,	O
Sherry	O
Delashmit	O
et	O
al	O
.	O
</s>
<s>
Historical	O
fantasy	B-Application
Hack	O
and	O
slash	O
DikuMUD	B-Application
DikuMUD	B-Application
Legends	O
of	O
Terris	O
1994	O
Subscription	O
Paul	O
Barnett	O
,	O
Doug	O
Goldner	O
,	O
Online	O
Games	O
Company	O
Fantasy	B-Application
Hack	O
and	O
slash	O
,	O
roleplaying	O
Horizon	B-Application
Engine	I-Application
Realms	O
of	O
Despair	O
1994	O
Free	O
Derek	O
Snider	O
et	O
al	O
.	O
</s>
<s>
Fantasy	B-Application
Hack	O
and	O
slash	O
DikuMUD	B-Application
Merc	B-Application
2	I-Application
,	O
SMAUG	O
SMAUG	O
LinguaMOO	O
1995	O
Free	O
Cynthia	O
Haynes	O
,	O
Jan	O
Rune	O
Holmevik	O
et	O
al	O
.	O
</s>
<s>
Modern	O
Educational	O
MU*	B-Protocol
MOO	B-Application
ATHEMOO	B-Protocol
1995	O
2010	O
Free	O
Juli	O
Burk	O
et	O
al	O
.	O
</s>
<s>
Modern	O
Educational	O
,	O
theatrical	O
MU*	B-Protocol
MOO	B-Application
The	B-Protocol
Ruins	I-Protocol
of	I-Protocol
Cawdor	I-Protocol
1995	O
1996	O
Subscription	O
Sierra	O
On-Line	O
The	O
Sierra	O
Network	O
,	O
The	O
ImagiNation	O
Network	O
,	O
AOL	O
Fantasy	B-Application
Hack	O
and	O
slash	O
,	O
graphical	O
DragonRealms	O
1996	O
Subscription	O
Simutronics	O
GEnie	B-Language
,	O
AOL	O
,	O
CompuServe	O
,	O
Prodigy	O
,	O
Microsoft	B-Application
Gaming	I-Application
Zone	I-Application
,	O
independent	O
Fantasy	B-Application
Hack	O
and	O
slash	O
,	O
roleplaying	O
,	O
player	O
versus	O
player	O
MOOSE	O
Crossing	O
1996	O
2007	O
Free	O
Amy	O
S	O
.	O
Bruckman	O
et	O
al	O
.	O
</s>
<s>
Modern	O
Educational	O
MU*	B-Protocol
MOO	B-Application
Legends	B-Protocol
of	I-Protocol
Kesmai	I-Protocol
1996	O
2000	O
Subscription	O
Kesmai	B-Application
independent	O
,	O
AOL	O
,	O
GameStorm	B-Application
,	O
EA	O
Fantasy	B-Application
Hack	O
and	O
slash	O
,	O
graphical	O
,	O
roguelike	O
Tile-graphics	O
version	O
of	O
Island	B-Protocol
of	I-Protocol
Kesmai	I-Protocol
TorilMUD	B-Protocol
1996	O
Free	O
Kris	O
Kortright	O
et	O
al	O
.	O
</s>
<s>
Forgotten	B-Application
Realms	I-Application
Hack	O
and	O
slash	O
DikuMUD	B-Application
Sequent	B-Protocol
Achaea	B-Application
,	I-Application
Dreams	I-Application
of	I-Application
Divine	I-Application
Lands	I-Application
1997	O
Pay	B-Application
for	I-Application
perks	I-Application
,	O
subscription	O
Iron	O
Realms	O
Entertainment	O
Fantasy	B-Application
Roleplaying	O
,	O
Player	O
versus	O
player	O
Rapture	O
ATCP	O
Alter	O
Aeon	O
1997	O
Pay	B-Application
for	I-Application
perks	I-Application
Dennis	O
Towne	O
et	O
al	O
.	O
</s>
<s>
Medieval	O
fantasy	B-Application
Hack	O
and	O
slash	O
DikuMUD	B-Application
DentinMUD	O
ifMUD	B-Protocol
1997	O
Free	O
Liza	O
Daly	O
et	O
al	O
.	O
</s>
<s>
Interactive	O
fiction	O
Social	O
MU*	B-Protocol
PerlMUD	O
Hosts	O
the	O
XYZZY	O
Awards	O
Darkness	O
Falls	O
:	O
The	O
Crusade	O
1999	O
2006	O
Subscription	O
Mythic	O
Entertainment	O
GameStorm	B-Application
,	O
AOL	O
,	O
Centropolis	O
Entertainment	O
Fantasy	B-Application
Player	O
versus	O
player	O
RuneScape	B-Protocol
2001	O
Subscription	O
,	O
pay	B-Application
for	I-Application
perks	I-Application
Jagex	O
Fantasy	B-Application
Hack	O
and	O
slash	O
,	O
graphical	O
Wyvern	B-Protocol
2001	O
2013	O
Free	O
Cabochon	O
Inc	O
.	O
Fantasy	B-Application
Hack	O
and	O
slash	O
,	O
graphical	O
,	O
roguelike	O
God	B-Application
Wars	I-Application
II	I-Application
2002	O
Free	O
Richard	B-Application
Woolcock	I-Application
et	O
al	O
.	O
</s>
