XACK
Acknowledge stream messages
XACKDEL
Acknowledge and delete messages
XADD
Add entry to stream
XAUTOCLAIM
Auto-claim idle messages
XCLAIM
Claim pending messages
XDEL
Delete stream entries
XDELEX
Delete entries with reference control
XGROUP
Manage consumer groups
XINFO CONSUMERS
List group consumers
XINFO GROUPS
List stream groups
XINFO STREAM
Get stream info
XLEN
Get stream length
XPENDING
Get pending messages info
XRANGE
Get range of stream entries
XREAD
Read stream entries
XREADGROUP
Read as consumer group
XREVRANGE
Get range in reverse order
XTRIM
Trim stream to max length