Owen chess engine v1.0.0.
Windows: download owen.exe and nn-62ef826d1a6d.nnue into the same folder, then point your GUI at owen.exe.
Linux: download owen-linux-x64 (chmod +x) and the network into the same folder.
Recommended UCI options: set Threads to your core count; optionally set SyzygyPath to a Syzygy tablebase folder. Built statically (AVX2).