Added a timestamp_precision logger configuration option to configure logged timestamps. (WL #11194)

Added a new mysqlrouter_keyring utility to help view and manage the Router keyring. (WL #12974)

On Windows, ProcessLauncher-related error handling was improved. (Bug #30188010)

Fixed the command line parser to better ensure that arguments are sent with proper quoting and escaping. (Bug #30171528)

Improved SQL quoting by the bootstrap process, which previously did not quote the username in queries. (Bug #30123992)

On MacOS, Router failed to start after a successful bootstrap because the loader could not locate the SSL libraries. (Bug #30096843)

Simplified and removed unnecessary SQL statements related to cluster metadata queries. (Bug #30042526)

Executing python2.7 setup.py install failed to create the mysqlx folder for commercial portable packages. (Bug #29959309)

SIGTRAP is now handled the same way as SIGINT in normal operations, and SIGTRAP allows debugger (such as gdb) to jump in. (Bug #29843245)

The internal REST API add path functionality did not always remove the current path first, which could cause an unexpected halt. (Bug #29833031)

Router could halt unexpectedly if unable to spawn another thread. (Bug #29759391)

On Windows 10, Router built with -DINSTALL_LAYOUT=WIN would create a directory named "ENV{APPDATA}" during bootstrap. (Bug #29160784)