I've been a fan of SlickGrid for a while, it handles huge data sets relatively well. If you want excel-style functionality it'll still take a little work. http

I've been a fan of SlickGrid for a while, it handles huge data sets relatively well. If you want excel-style functionality it'll still take a little work. https://github.com/mleibman/SlickGrid https://github.com/mleibman/SlickGrid