DappTools is a command-line framework designed to streamline smart contract development, offering an efficient alternative to frameworks like Hardhat and Brownie. Originally written in Haskell and later reimagined in Rust by the Paradigm team as Foundry, DappTools is popular among developers who prefer a command-line-centric approach and Linux environments. The tutorial provides a comprehensive guide on using DappTools to create, test, and deploy smart contracts, featuring a step-by-step process for setting up the development environment, managing dependencies, and deploying contracts to both testnets and mainnets. It highlights the integration of Chainlink services through the dapptools-starter-kit, offering practical examples that demonstrate how to perform tasks such as importing external dependencies, deploying contracts, and interacting with deployed smart contracts using specific commands. The tutorial emphasizes the practicality and efficiency gains from using DappTools, encouraging developers to explore its capabilities for building decentralized applications (dApps) and leveraging Chainlink's decentralized services.