9 - Rewritten more extensible MUC module
11 - Asynchronous operations
21 - Rewritten SQL storage module with Archive support
25 - Improved TLS configuration
27 - mod\_blocklist (XEP-0191)
28 - mod\_carbons (XEP-0280)
29 - Pluggable connection timeout handling
30 - mod\_websocket (RFC 7395)
35 - mod\_privacy (XEP-0016)