• LibreSSL 3.8.3
• OpenSSH 9.7p
• Cygwin 3.4.10

output of 'rsync --version':

rsync  version 3.2.7  protocol version 31

Copyright (C) 1996-2022 by Andrew Tridgell, Wayne Davison, and others.

Web site: https://rsync.samba.org/

Capabilities:

    64-bit files, 64-bit inums, 64-bit timestamps, 64-bit long ints,

    socketpairs, symlinks, symtimes, hardlinks, no hardlink-specials,

    hardlink-symlinks, IPv6, atimes, batchfiles, inplace, append, no ACLs,

    no xattrs, optional secluded-args, iconv, prealloc, stop-at, crtimes

Optimizations:

    no SIMD-roll, no asm-roll, openssl-crypto, no asm-MD5

Checksum list:

    xxh128 xxh3 xxh64 (xxhash) md5 md4 sha1 none

Compress list:

    zstd lz4 zlibx zlib none

Daemon auth list:

    sha512 sha256 sha1 md5 md4

rsync comes with ABSOLUTELY NO WARRANTY.  This is free software, and you

are welcome to redistribute it under certain conditions.  See the GNU

General Public Licence for details.

• Cygwin 3.4.9
• OpenSSH 9.4

• OpenSSH 9.2, LibreSSL 3.6.1 and Cygwin 3.4.5
• system wide /etc/ssh_config to make sure that known_hosts is created at the root level, avoiding warnings in the case a home directory can't be located.
• Improved xxhash (0.8.1) support including xxh128 and xxh3
• man pages included

Rsync 3.2.7, --version output:

rsync  version 3.2.7  protocol version 31
Copyright (C) 1996-2022 by Andrew Tridgell, Wayne Davison, and others.
Web site: https://rsync.samba.org/
Capabilities:
    64-bit files, 64-bit inums, 64-bit timestamps, 64-bit long ints,
    socketpairs, symlinks, symtimes, hardlinks, no hardlink-specials,
    hardlink-symlinks, IPv6, atimes, batchfiles, inplace, append, no ACLs,
    no xattrs, optional secluded-args, iconv, prealloc, stop-at, crtimes
Optimizations:
    no SIMD-roll, no asm-roll, openssl-crypto, no asm-MD5
Checksum list:
    xxh128 xxh3 xxh64 (xxhash) md5 md4 sha1 none
Compress list:
    zstd lz4 zlibx zlib none
Daemon auth list:
    sha512 sha256 sha1 md5 md4

rsync comes with ABSOLUTELY NO WARRANTY.  This is free software, and you
are welcome to redistribute it under certain conditions.  See the GNU
General Public Licence for details.