Category Archives: chess4j

After a long period of inactivity I’m happy to announce the release of version 3.0 of my Java chess program, chess4j. This version is a good bit stronger than the previous version, though still not as strong as my C/C++ … Continue reading →

The last time I wrote anything about chess4j, way back in November, I reported that chess4j was using a small in-memory database of opening moves. The program was reading a library of about 500 games from GM Kasparov, which it … Continue reading →

Ok, “learn” is too strong a word. More accurately, chess4j now has a small opening book database populated with a little over 500 Kasparov games. Before doing any thinking on its own, chess4j will consult this database, and if a … Continue reading →

I’m happy to announce the release of version 2.0 of my chess program, chess4j. This version is a good bit stronger than the previous release, though there is still much to do. The focus of this release has been to … Continue reading →

Over the holidays I managed to find a little time to do some work on chess4j. It felt really good to dust the codebase off and make some improvements that have had real impact on playing strength. Up to this … Continue reading →

chess4j 1.2 is in the wild. There hasn’t been any new development lately in terms of new features or playing strength, but I have put some effort into improving code quality using the excellent Sonar Source tools. Minimal cyclomatic complexity. … Continue reading →

chess4j is a Java based chess program I’ve been developing in my copious spare time. It’s finally reached a level that I’m comfortable doing an official release. It is not a strong engine; in fact I’ve done almost nothing to … Continue reading →

Several weeks ago I wrote about Prophet, my C/C++ chess program. I described in that post the approach I was using in the ParseXBoard( ) method to map user input to a “handler function” using a table of function pointers. … Continue reading →