QuikNode.io - Blockchain Infrastructure Cloud

Moralis - Scalable, fast and robust web3 infrastructure to build dApps

Alchemy Supernode - The Industry Leading Ethereum API

ChainGPT - Unleash the power of Blockchain AI with ChainGPT.

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.

SimpleHash - SimpleHash allows web3 developers to query NFT data from a single API.