Learn & Earn

Level up with verified builder courses

Take Web3 & AI courses from verified experts. Complete the final challenge and receive on-chain credentials — NFT badges + Builder Score + XP that show up directly in your profile.

140+

Expert courses

48 NFT badges

On-chain credentials

92K+

Active learners

Category

Solana Program Development 201

Build production-grade on-chain programs with Rust + Anchor — ship your own AMM in week 4.

A
@anatoly.sol940
4.9(1.2k)8.4k

Solana Expert

+1800 XP · +25 Score

$199or 890 W3T

Zero-Knowledge Proofs: From Zero to Circuits

Groth16, Plonk, Halo2, and Noir. Build a ZK voting app end-to-end.

Z
@zkblake.dev912
4.8(0.9k)5.1k

ZK Practitioner

+2400 XP · +35 Score

$249or 1120 W3T

Smart Contract Security & Audit Workshop

Learn the top 20 exploits, write custom slither detectors, and audit a live codebase.

A
@auditor.eth960
4.9(2.2k)12.4k

Security Auditor

+3200 XP · +50 Score

$349or 1580 W3T

AI Agent Engineering for Web3 Builders

Autonomous on-chain agents, tool use, memetic swarms, and production deployment.

M
@mirofish.ai890
4.7(0.7k)4.2k

Agent Engineer

+1500 XP · +20 Score

Progress42%
$149or 680 W3T

DeFi Protocols: Money Legos from Scratch

Implement AMMs, lending markets, perpetuals, and ERC-4626 vaults in Solidity.

D
@defigeek922
4.8(1.4k)9.9k

DeFi Architect

+2200 XP · +30 Score

$229or 1040 W3T

Ethereum Core Development: EVM & Beyond

Understand the EVM at the bytecode level, write your own mini-client, and track EIP lifecycles.

L
@lightclient.eth978
4.9(0.7k)3.1k

Core Dev

+3800 XP · +60 Score

$399or 1820 W3T