CryptoDevHub

Official list of Cosmos tutorials and guides.

Official program to help Substrate builders take their projects to the next level.

Tutorials, guides and courses to master Blockchain development.

Videos to learn Blockchain- and Smart Contract development.

Free, Open Source course about Token Economics and Mechanism Design.

Free online course on Decentralized Finance (DeFi).

Tutorials, guides and courses to master Blockchain development.

Videos to learn Blockchain- and Smart Contract development.

Hands-on tutorials and explainers to learn Smart Contract development on Ethereum Virtual Machine (EVM) chains.

In-depth articles on Ethereum, Smart Contract Development and Blockchain-related topics.

Sandbox to visually explore how Ethereum works under the hood.

Collection of various Ethereum learning resources.

Collection of real-world ERC-20 Token implementations with unexpected behavior.

Assembler and disassembler library for the Ethereum Virtual Machine (EVM).

Collection of Solidity Smart Contracts optimized for gas savings and security.

Generate gas usage reports for your Smart Contracts.

Library for ergonomic Ethereum Virtual Machine (EVM) Smart Contract abstractions.

Library that simplifies creation and sending of Ethereum transactions.

Reference document that outlines best practices for intermediate Solidity programmers.

Collection of real-world ERC-20 Token implementations with unexpected behavior.

Tool to fuzz / property test Ethereum Virtual Machine (EVM) Smart Contracts.

Tool to simplify Ethereum Virtual Machine (EVM) security analysis and testing.

Database of Ethereum Virtual Machine (EVM) Opcodes.

Docker container preconfigured with security tools for Ethereum Virtual Machine (EVM) Smart Contracts.

Blockchain and Cryptocurrency job search engine.

Job board with Cryptocurrency, Blockchain and Web3 jobs.

Job aggregator which lists Blockchain- and Crypto jobs in various sectors.

Aggregator and search engine for Blockchain- and Web3 jobs.

Curated job board for opportunities in the Blockchain and Crypto space.

Job board focused on the Decentralized Finance (DeFi) space.

Blog post 246 of the most common Smart Contract security issues found while conducting audits.

Key facts and discussion about the Smart Contract auditing process.

Database that organizes security information for dApps and Smart Contracts.

Wargame in which you hack Ethereum Smart Contracts to learn about security best practices.

CTF challenges to learn about Smart Contract security.

Blog post with an overview of common Smart Contract vulnerabilities.