Exploring language family ""

&-Prolog    1990   String and List Processing Horn clause   Spain    
*Prolog    1989   String and List Processing Horn clause   United States    
ABSYS    1966   Specialised Languages Horn clause   United Kingdom   Aberdeen system declarative language 
Aquarius Prolog    1989   String and List Processing Horn clause   United States   High performance Prolog 
Beta-Prolog    1992   String and List Processing Horn clause   Japan    
BNR Prolog    1985   String and List Processing Horn clause   Canada    
CIAO    1994   Experimental and other Horn clause   Spain   Distributed And/Or parallel prolog 
Concurrent Prolog    1983   String and List Processing Horn clause   United States    
C-Prolog    1985   String and List Processing Horn clause   United Kingdom    
CS-Prolog    1986   String and List Processing Horn clause   Hungary    
CS-Prolog II    1995   String and List Processing Horn clause   Greece    
cu-Prolog    1989   String and List Processing Horn clause   Japan    
Delta Prolog    1984   String and List Processing Horn clause   Portugal    
d-Prolog    1988   String and List Processing Horn clause   United States   Defeasible Prolog 
ECRC-Prolog    1986   String and List Processing Horn clause   United Kingdom    
Edinburgh Prolog    1985   String and List Processing Horn clause   United Kingdom    
IC Prolog ][    1992   String and List Processing Horn clause   United Kingdom    
IC-Prolog    1979   String and List Processing Horn clause   United Kingdom    
ISO Prolog    1997   String and List Processing Horn clause   International    
Kanji PROLOG    1984   String and List Processing Horn clause   Japan    
lambda-Prolog    1988   String and List Processing Horn clause   United States    
LM-Prolog    1983   String and List Processing Horn clause   Sweden   Lisp Machine Prolog 
Marseille Prolog    1973   String and List Processing Horn clause   France    
Meta-Logic Prolog    1986   String and List Processing Horn clause   Japan    
Modal Prolog    1987   String and List Processing Horn clause   Japan    
Modula-Prolog    1985   String and List Processing Horn clause   Switzerland    
Modular Prolog    1992   String and List Processing Horn clause   United Kingdom    
M-Prolog    1973   String and List Processing Horn clause   France    
M-Prolog    1980   String and List Processing Horn clause     Modular Prolog 
Multi-Prolog    1993   String and List Processing Horn clause      
MU-Prolog    1982   String and List Processing Horn clause   Australia   Prolog with coroutining 
Muse    1990   Specialised Languages Horn clause   International   Or-Parallel Prolog 
Neuro-Prolog    1991   String and List Processing Horn clause   Japan    
Neuro-Prolog II    1991   String and List Processing Horn clause   Japan    
N-Prolog    1985   String and List Processing Horn clause   United Kingdom    
NUA-Prolog    1991   String and List Processing Horn clause   United Kingdom   Extension to the WAM for Parallel Andorra 
NUE-Prolog    1991   String and List Processing Horn clause   Australia    
NUOO-Prolog    1997   String and List Processing Horn clause   Australia    
NU-Prolog    1988   String and List Processing Horn clause   Australia    
ObjVProlog    1989   String and List Processing Horn clause   Canada    
ObjVProlog-D    1989   String and List Processing Horn clause   Canada    
PDC-Prolog    1995   String and List Processing Horn clause   Denmark    
PMS-Prolog    1988   String and List Processing Horn clause   Australia    
PNU-Prolog    1988   String and List Processing Horn clause   Australia   Parallel Nu-Prolog 
P-Prolog    1986   String and List Processing Horn clause   Singapore    
Prolog    1971   String and List Processing Horn clause   France   Logic programming language 
Prolog 3    1989   String and List Processing Horn clause   France   3rd generation of the logic programming language 
Prolog II+    1983   String and List Processing Horn clause   France   2nd generation of the logic programming language 
Prolog III    1984   String and List Processing Horn clause   France   Prolog with unification replaced by constraint resolution. 
Prolog IV    1996   String and List Processing Horn clause   International   Prolog II with extra constraints etc 
Prolog/KR    1984   String and List Processing Horn clause   Japan   Extension to prolog for Knowledge representation 
Prolog/V    1988   String and List Processing Horn clause   International   Prolog implemented in Smalltalk 
Prolog+      String and List Processing Horn clause   International   Enhanced Prolog 
Prolog++    1994   String and List Processing Horn clause   International   OO Prolog 
Prolog-2    1990   String and List Processing Horn clause   United Kingdom    
Prolog-D-Linda    1990   Specialised Languages Horn clause   Australia   Linda style Prolog 
Prolog-ELF    1985   Experimental and other Horn clause   Japan    
Prolog-II    1982   Specialised Languages Horn clause   France   Prolog with dif and freeze 
Prolog-II/MALI    1993   String and List Processing Horn clause   France    
Prolog-Linda    1989   Specialised Languages Horn clause   Australia    
Q-system    1969   String and List Processing Horn clause   Canada    
Quintec Prolog    1991   String and List Processing Horn clause   United Kingdom    
R-Prolog    1991   String and List Processing Horn clause      
SB-Prolog    1973   String and List Processing Horn clause   United States    
SCOOP    1988   Specialised Languages Horn clause   France    
Shared Prolog    1990   String and List Processing Horn clause   Italy    
SICStus Prolog    1987   String and List Processing Horn clause   Sweden   Swedish Inst Comp Sci Prolog  
Squeak Prolog    2000   String and List Processing Horn clause      
Temporal Prolog    1983   String and List Processing Horn clause   Japan    
Temporal Prolog      String and List Processing Horn clause      
Temporal Prolog    1988   String and List Processing Horn clause   Hungary    
Turbo Prolog    1986   String and List Processing Horn clause   Denmark    
Visual Prolog    1996   String and List Processing Horn clause   Denmark    
Waterloo Core Prolog    1986   String and List Processing Horn clause   Canada    
W-Prolog    1996   String and List Processing Horn clause   Australia   Simple Prolog dialect in Java 
XProlog    2002   String and List Processing Horn clause   Canada