Linked from
The 38 pages that link to Blank verse, each with the reason it gives.
Free verseCompared with: It lacks rhyme like free verse but retains a recurring metrical pattern.
SonnetCompared with: It shares a common English meter with sonnets but dispenses with end rhyme.
RhymeCompared with: Its unrhymed lines show how meter can organize poetry without rhyme.
Heroic coupletCompared with: It shares the meter but omits the end rhyme that defines the couplet.
ProseCompared with: Its measured lines make it a clear contrast with unmetered prose.