This is a mix of free, free for
non-commercial use, and commercial inference engine tools and
manufacturers. The pure Java systems are shown. Others are probably in LISP
or C/C++. An older, more extensive, listing may be found at CMU AI Department
- Aion Commercial: Mostly mainframe BRMS, now
Computer Associates Clever Path
- Acquire
Software Commercial RBS
- Attar
Commercial: XpertRule Builder and Data
Mining RBS
- CLIPS Free: C Language Interface Production System
- Corticon
Commercial: Java RBS using mostly Excel-like tables for rules,
non-Rete
- drools Free:
dynamic rules object-oriented system, Java RBS; mostly rules in XML
- Euler: Free, Backward
Chaining, Kind of weird but very academic, Java Rule System
- EXSYS
Expert System Software & Services Commercial:
- Fair-Isaac Blaze Advisor Commercial: High-end .NET
and Java BRMS
- Gensym Corporation Home Page
Commercial
- The
Haley Enterprise - CIA Commercial: High-end C/C++ and Java (Paul
Haley)
- ILOG
Rules and JRules Commercial: High-end C/C++, .NET and Java BRMS
- InfoSapient: Free, Open Source, Java RBS
- Jess: (Sandia Labs) Commercial, Free for Non Commercial
Use. Java, Clips-sub-set
RBS (Author, Dr. Ernest Friedman-Hill)
- Jena2: Free, Java,
Semantic Web Framework, RBS from HP Labs
- JLog:
Free, Open Source, ProLog in Java System
- JEOPS Free: Java RBS (Author: Dr. Carlos Figueira Filho)
- JEOPS on SourceForge Free: Java RBS(Author: Carlos Figueira Filho)
- JLisa:
Free, Open Source, CLIPS-Like, Java RBS
- JTP: Java Theorem
Prover, Free, Open Source, Java RBS
- Mandarex:
Free, Backward Chaining, Open Source, Java RBS
- MindBox:
(Formerly Inference Corporation) Commercial, High-End, Non-Java BRMS
- OFBiz: Open
for Business, Free, Open Source Java RBS
- OpenRules: Free and Commercial Versions, XML-based,
non-Rete, RBS
- PegaRules: PegaSystems,
Commercial BRMS
- Pellet: Free, OWL and OWL DL
RBS, use with Jena
or OWL API, from MindSwap
- PST
- Production System Technologies Commercial, Free for
non-commercial use: Java RBS (Author: Dr. Charles Forgy)
- OPSJ (Java RBS
using Rete 2)
- CLIPS/R2 (OPS in
C/C++ Using Rete 2)
- OPS/R2 (Rete 2 for
OPS)
- Resolution: Resolution
Systems, Commercial RBS
- ROWL:
Free RBS in OWL for Jess
- RuleCore:
Rule Core Systems, Sweden,
Commercial RBS, possibly non-Rete
- Sandia Labs - Jess Commercial, Free for Government
and Academic Use, Small fee for non-commercial use includes source
code: Java, CLIPS Sub-set, RBS(Author: Dr. Ernest
Friedman-Hill)
- SHOP:
Free, Hierarchial Task Network from University of Maryland
- Sweet Rules:
Free, Semantic Web Rules from MIT
- TyRuBa:
Free, Open Source, Java RBS
- Teknowledge Corporation
Commercial
- Pyke Free knowledge-based inference engine