Hello World
An Alchemy beginner smart contract for the "Hello World" example.
What is Hello World?
Hello World is an Alchemy beginner smart contract tutorial for developers new to Web3 and Solidity. Developers can learn Solidity from the recognizable "Hello World" program example found in all common languages. Note: This repository was archived on February 19, 2025 and is now read-only. The tutorial references the deprecated Ropsten testnet; developers should adapt the instructions for a current testnet such as Sepolia.
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App store listings are independently reviewed and written by Alchemy using a combination of inbound submissions, editorial research, public project sources, and third-party directories, including ecosystem data from The Grid under the Open Database License, DefiLlama, DappRadar, Reown, and chain ecosystem pages.
