- [improve][cpp] Expose getLastMessageId in the Reader API 11723
- [fix][cpp] Fix hasMessageAvailable returns wrong value for last message 13883
- [fix][cpp] Fix thread safety issue for multi topic consumer 14380
- [fix][cpp] Fix wrong unit of Access Token Response's
expires_in field 14554 - [fix][cpp] Handle exception in creating socket when fd limit is reached 14587
- [cleanup][cpp] Add braces around initialization of subobject 14735
- [fix][cpp] Fix producer is never destructed until client is closed 14797
- [fix][cpp] Fix flaky tests about reference count 14854
- [fix][cpp] Fix segmentation fault when creating socket failed 14834
- [fix][cpp] Fix the race condition of connect timeout task 14823
- [fix][cpp] Fix send callback might not be invoked in key-based batching 14898
- [fix][cpp] Fix connection is not closed when broker closes the connection to proxy 15009
- [fix][cpp] Fix single message metadata not set correctly 15072
- [fix][cpp] Fix UnknownError might be returned for a partitioned producer 15161
- [improve][cpp] Remove the flaky and meaningless tests 15271
- [improve][cpp] Wait until event loop terminates when closing the Client 15316
- [fix][cpp] Avoid race condition causing double callback on close 15508
- [fix][cpp] Generate correct well-known OpenID configuration URL 15928
- [fix][cpp] Rename function name: pulsar_producer_configuration_set_crypto_failure_action 16031
- [cleanup][cpp] Clean up C++ client curl configuration 16064
- [fix][cpp] Fix the close of Client might stuck or return a wrong result 16285
- [improve][cpp] Fix flaky C++ ClientTest.testWrongListener 16510