They are useless, however, without data. Fortunately for businesses and organizations which don’t have the resources to methodically collect every piece of useful information they will need themselves, a huge (and growing) amount is available freely online.

Two years ago I wrote an article listing 33 sources of Big Data availably for free online. Of course, in business technology terms that was a lifetime ago, so here’s an update with thirty new entries: I hope these sources are useful and as new ones become available every day I will be updating this list on a regular basis, so stay connected.

Machine learning, artificial intelligence, blockchains, predictive analytics – all amazing technologies which have promised to revolutionize business and society. Bernard Marr is a best-selling author & keynote speaker on business, technology and big data.

His new book is Data Strategy. To read his future posts simply join his network here. Read more from forbes.com…

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