CoinsHub - All your crypto trades synchronized with no hassle
Nansen - Blockchain analytics platform to identify rare opportunities
Bitcoin Flip - Trading Simulator for all the popular crypto currencies.
Dune Analytics - 675 million+ members | Manage your professional identity. Build and engage with your professional network. Access knowledge, insights and opportunities.
CoinStats - CoinStats is a cryptocurrency research and portfolio tracker, that allows to access market data on over 3000 cryptocurrencies, track bitcoin and altcoin investments.
Cryptominded - Where you learn more about cryptocurrencies