What poetic devices are used in the poem 'Beowulf'?

Alliteration:

The son of his sire; he set out then banished,

Marked as a murderer, man-joys avoiding,

The glorious gift God had allowed him,

And folk-ruling Father’s favor relied on...

Kennings:

Life-lord; living Lord; war-dress; bed-companion; earth-dwellers  

Simile:

Across open seas,                         

blown by the wind,

the foamy-necked ship                  

went like a bird