Fondu - Open source free ICO smart-contract builder
Coin Demo - Visual demonstration of how bitcoin transactions work
thirdweb - thirdweb is an ecosystem of SDKs, dev tools, and dashboards that help teams build and manage web3 apps. Deploy custom or pre-built contracts to ETH, MATIC, AVAX, & more.
BlockchainI.CO - Research, ratings and analysis on upcoming ICO’s
PAID Network - PAID network's SMART agreements will transform business
Blockchain Startups Map - Map & searchable database of 430 companies in 64 categories.