When comparing Melharfi vs Wave, the Slant community recommends Wave for most people. In the question“What are the best 2D game engines?” Wave is ranked 33rd while Melharfi is ranked 110th. The most important reason people chose Wave is:
In addition to online [API documentation](http://waveengine.net/Engine/Documentation), the Wave Engine team provides [tutorials](http://www.indiedb.com/engines/wave-engine/tutorials) via IndieDB, plus [sample projects](https://github.com/WaveEngine/Samples) and "[QuickStarters](https://github.com/WaveEngine/QuickStarters)" via GitHub.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Mouse events built-in
All objects/graphics have a mouse events like MouseClic MouseDoubleClic MouseDown MouseUp MouseOver MouseMove MouseOut
Pro Network support
Lidgren Network Library
Pro Path finder built-in
Uses the A* algorithm or pathfinding
Pro GUI
It use a GDI to draw on windows forms. You can use all windows self GUI (controls) for your game like TextBox, Button Label ..., you don't need to install a third party or use an ugly controls.

Pro Extensive learning material
In addition to online API documentation, the Wave Engine team provides tutorials via IndieDB, plus sample projects and "QuickStarters" via GitHub.

Pro Supports coding in C#, F# and Visual Basic
Wave Engine explicitly supports all three core .Net Platform languages.

Pro Oculus Rift support
The Wave Engine team provides an official, open-source Oculus Rift extension via GitHub.

Pro Many components are open source
Several core components and official extensions of the Wave Engine are publicly hosted on GitHub.
Cons

Con Mandatory splash screen
Games and applications made with Wave Engine must display a splash screen advertising it. No splash-free license option is available.
Con Not many tutorials available
Con Outdated UI
The UI looks like it is from Windows XP days. A refresh is much needed.
