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.
Cash App - The easy way to send, spend, bank, and invest.
SmartContract.com - ChainLink - Connect Smart Contracts to your Applications and Data
Facebook Pay - Send money to your friends via Messenger
Cues.sg - Cues is a website that generates code for your own smart contracts and Web 3.0 apps, in a simple 3 step process.
PayPal.Me - Request money using your own personalized URL.