Solidity
Solady has optimized solidity snippets
Move
Sui Concepts
Awesome Move
Why We Created Sui Move
https://medium.com/@kklas/smart-contract-development-move-vs-rust-4d8f84754a8f
Solana
https://medium.com/@kklas/solana-for-non-smart-contract-developers-7ef4e419afef
Security
SoK: Decentralized Finance (DeFi) Attacks
EVM
Weird ERC20
MEV contract obfuscation
Common Defi Fork bugs
Reproduce defi hacks
Damn Vulnerable DeFi
Solana
Blogs
How to become a smart contract auditor
Speedrun
Paradigm CTF Solutions