Gradle
From APIDesign
These days it is common to praise Apache's Gradle and dishonest Maven. It is hard to find articles like Maven's Inflexibility Is Its Best Feature that would try to put some balance into the build tool flamewar raging around.
It is true that Maven is far from perfect, and possibly Gradle learned from Maven mistakes in many areas, but there is one thing where Gradle regressed totally - and which I consider far bigger problem than any shortcomings of Maven: Gradle brought halting problem into your build job!