VOTE: plantuml. Thanks !
1,5so the difference is really tiny.
endkeyword in Activity Diagram Beta. (Thanks to Radhakrishnan Mohan for the suggestion).
!includeurlfeature in preprocessing. (Thanks to Nicolas Jouanin for his code)
end namespacewill be soon removed. Ensure that you are using the bracket notation.
imgtag. (Thanks to Alain Corbière for his patch)
!include(Thanks to Alexander Gusak for pointing this out).
(*top)to force starting point to be on top in activity diagrams.