Gridcoin is an open source cryptocurrency (Ticker: GRC) that rewards volunteer computing for science through the BOINC platform.

BOINC is an open source platform for volunteer computing that lets individuals use their computers & phones to help science research. It is free to use and already home to 30+ projects over a range of scientific disciplines. Examples include protein structure prediction (Rosetta@home), mapping the Milky Way galaxy (Milkyway@home), and tackling problems in public health and clean energy (World Community Grid).