# Changelog - 2023 ## 21.2.0 - 2023-07-19 - fix thread worker: revert change considering connection as idle . !!! note This is fixing the bad file description error. 21.1.0 - 2023-07-18 =================== - fix thread worker: fix socket removal from the queue ## 21.0.1 - 2023-07-17 - fix documentation build ## 21.0.0 - 2023-07-17 - support python 3.11 - fix gevent and eventlet workers - fix threads support (gththread.md): improve performance and unblock requests - SSL: now use SSLContext object - HTTP parser: miscellaneous fixes - remove unnecessary setuid calls - fix testing - improve logging - miscellaneous fixes to core engine *** RELEASE NOTE *** We made this release major to start our new release cycle. More info will be provided on our discussion forum.