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The purpose of Data.gov is to increase public access to high value, machine readable datasets generated by the Executive Branch of the Federal Government.

Create your own surveys, collect data and analyze. Free for the time being

Data visualizer

PaperRater.com is a free resource, developed and maintained by linguistics professionals and graduate students. PaperRater.com is used by schools and universities in over 46 countries to help students improve their writing. PaperRater.com combines the power of natural language processing (NLP), artificial intelligence (AI), machine learning, information retrieval (IR), computational linguistics, data mining, and advanced pattern matching (APM). We offer the most powerful writing tool available on the internet today.

Making the world's knowledge computableToday's Wolfram|Alpha is the first step in an ambitious, long-term project to make all systematic knowledge immediately computable by anyone.  You enter your question or calculation, and Wolfram|Alpha uses its built-in algorithms and growing collection of data to compute the answer

Build graphical charts using NFL, NBA, College Basketball, College Football, and NASCAR stats.

visual solar system simulatioin