math lib for .NET. n-dim arrays, complex numbers, linear algebra, FFT, sorting, cells- and logical arrays as well as 3D plotting classes help developing algorithms on every platform supporting .NET. Sources from SVN, binaries: http://ilnumerics.net
OpenTDM will be an open source alternative to enterprise test data management tools. It will help collect and analyze test data. With openTDM, design, test, production, and management people will convert piles of measurement data into useful information.