Building Secure Contracts

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.

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。

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。