Uncrustify
Banish crusty code with the Uncrustify C/C++/C#/Obj-C/D/Java/Pawn/VALA source code beautifier. It indents, adds newlines, aligns, etc, and is highly configurable.
Artistic Style
A Free, Fast and Small Automatic Formatter for C, C++, C#, and Java Source Code
ClangFormat
Simply configurable tool which allow you make your code in one style.