CoolMixer.Info? is a search engine and directory for finding online magazine articles. It also provides feeds for use on other websites. The site was officially launched on March 28, 2006.

MagPortal.com is owned and operated by Hot Neuron LLC, a company that specializes in applying novel research and ideas to software and internet services development. This site makes use of the Hot Neuron SimilarityTM software package to measure the similarity between articles. The similarity software from Hot NeuronTM is used to produced the similar articles links denoted by next to the article citations.