OptiVec for Linux GCC / CLang 8.0.1 screenshot OptiVec for GCC: High-performance library of vector and matrix functions, > 3 times faster than compiled C/C++ code: Math, statistics, analysis, FFT, matrix inversion, decomposition, curve-fitting - in total more than 3500 functions. Download OptiVec for Linux GCC / CLang 8.0.1