Golem is described as 'Global, open sourced, decentralized supercomputer that anyone can access. It's made up of the combined power of user's machines, from personal laptops to entire datacenters' and is an website in the bitcoin & cryptocurrency category. There are more than 50 alternatives to Golem, not only websites but also apps for a variety of platforms, including Linux, Windows, Mac and Android apps. The best Golem alternative is Ethereum, which is both free and Open Source. Other great sites and apps similar to Golem are DigitalOcean, Litecoin, NameCoin and Elasticsearch.