Patrick Leonhardt released PlentyChess 8.0.0, a new engine compilation available for Windows, Linux, and Android. The build includes JA (Jim Ablett) profiled versions designed to squeeze extra performance from the engine.
The release appeared on GitHub, but the initial download links expired quickly. Jim Ablett, a prolific engine compiler, pointed out that the Proton and Smash sharing links had already stopped working. This isn't unusual for temporary file hosts. Ablett maintains a permanent repository where he stores builds, which he recommends bookmarking for ongoing access to his compilations.
Engine compilations like PlentyChess matter because different build versions perform differently. Ablett's profiled builds target specific hardware configurations, allowing engines to run faster on individual machines than generic compiles. Serious engine testers and analysts rely on these optimized versions when running matches or analysis.
The move highlights how chess engine development has shifted to collaborative, distributed workflows. Rather than waiting for official releases, the community constantly produces variations optimized for different systems. If you're testing engines seriously, Ablett's repository is now the reliable place to find his work rather than chasing down temporary links.