Alchemy University

WTF Solidity is a free open-source Solidity course running from basics to advanced topics, with runnable code examples in Chinese and English. Beginners work through it to learn Solidity by editing and running each example.

The Ethernaut 是欧本齐柏林的浏览器夺旗游戏：每个级别都是一个损坏的合约，你可以通过利用它来亲手学习常见的 Solidity 漏洞。

Speedrun Ethereum 是一系列动手实践挑战，旨在帮助你通过构建来学习。每个挑战都会带来一个关键的“顿悟”时刻，让你在思想上解锁以太坊的真正运作方式。同时，你将构建你的以太坊作品集。

Building Secure Contracts is Trail of Bits' collection of guidelines, checklists, and training material for writing and reviewing Solidity contracts. Solidity developers work through its exercises and program analysis tutorials while building and reviewing code.

Damn Vulnerable DeFi 是一个动手实践的以太坊安全培训环境，包含逼真的 Solidity 和去中心化金融 (DeFi) 漏洞利用挑战。

Solidity by Example is a collection of short annotated Solidity snippets organized by language feature and pattern. Builders look things up there while writing contracts.