Prolog
SWI-Prolog
Comparison of Prolog implementations
YAP (Prolog)
Prolog syntax and semantics
Visual Prolog
Prolog, Ljubuški
ΛProlog
SICStus Prolog
Prolog++
Quintus Prolog
Księga Tajemnicza. Prolog
Prolog, Livno
GNU Prolog
B-Prolog
BNR Prolog
Veliki Prolog
Mali Prolog
Mykola Lebed
Answer set programming
Prologue
Function prologue and epilogue
Dolby Pro Logic