Blockchain Devs

In only looking at contributors to core protocol (excluding those who contribute code updates to the website, documentation, etc.), Ethereum is by far the most active at 99 monthly developers on average.

In general, many developers are working on core protocol for platforms. Besides Ethereum, other big platforms (EOS, Cardano, TRON) all have over 25+ monthly core protocol developers on average.

Dev Report by Eletric Capital