This book constitutes the proceedings of the 6th International Symposium on Reconfigurable Computing: Architectures, Tools and Applications, ARC 2010, held in Bangkok Thailand, in March 2010. The 42 papers presented, consisting of 26 full and 16 short papers, were carefully reviewed and selected from numerous submissions. The topics covered are practical applications of the RC technology, RC architectures, TC design methodologies and tools, and RC education.