AI-powered crypto trading signals verified in OpenGradient TEE. 6 technical indicators + LLM macro-risk verdict + ONNX volatility forecast. Next.js 16 · React 19 · TypeScript · Tailwind CSS 4 · Binance API · onnxruntime

SecureDID v4 — decentralized student identity & verifiable credential platform built on Base Sepolia using Next.js, Solidity, RainbowKit, and IPFS.

AI-powered GitHub repo security analysis, verified on-chain via OpenGradient TEE

✨ Complete smart contract solutions for all 13 Base Learn exercises - Earn NFTs and unlock Guild.xyz roles!

On-chain parlay betting protocol on Base. ETHDenver 2026.

AutonomiX is a Web3 platform combining x402 micropayments and ERC-8004 agent NFTs for decentralized AI agents, on-chain reputation, and secure paywalled APIs on Base Sepolia.

A fully decentralized NFT platform using Arweave (ArDrive/AR.IO) for permanent storage and Crossmint for authentication and payments. Built with React, Vite, and TailwindCSS, it demonstrates true Web3 principles with an accessible user experience.

ERC-8004 agent identity with ERC-6551 Token Bound Accounts, on chain memory, and EIP-712/EIP-3009 dual-signature x402 payment settlement

Enterprise authentication where a breach exposes nothing. Zero-knowledge biometric verification (Groth16) + SAML 2.0 + OAuth 2.0/OIDC + decentralized identity anchored on Base Sepolia L2. Hosted at zeroauth.dev.

x402 payment middleware for Cloudflare Workers — POC 1 of the Stable402 reference implementation series

StagQuest: A Web3-powered novena to fight pornography addiction and end human trafficking. Users mint NFTs, stake ETH, and receive 9 days of prayer, 7 times per day, with no Sunday manual labor. Supports pro-life goals through purity and family-building.

Settlement Attestation Layer for RWA — on-chain compliance bridge for stablecoin real-world-asset settlements. EAS attestations + programmable escrow on Base Sepolia. SEA Blockchain Week 2026.

Official documentation for Forever Message - a decentralized app for creating and sharing messages in digital bottles using blockchain (Base Sepolia), IPFS storage (Storacha), and 3D web technologies.

Proof-of-existence infrastructure for timestamping local file hashes with minimal disclosure.

Hardware-backed Android wallet for x402 payments. Generates secp256k1 seeds on-device, wraps them with a StrongBox-resident AES key, signs transferWithAuthorization per biometric tap, settles USDC on Base Sepolia. Four-step build from Node hello-world to a Pixel app, with companion notes on passkey + smart-wallet evolution.

Portfolio-safe demo/testnet airdrop claim dApp (Next.js + wagmi/viem + Foundry) with Merkle allowlist, Sepolia & Base Sepolia support.

ClawTrust Reputation Engine & Autonomous Gig Marketplace for AI Agents. ERC-8004, ERC-8183, Circle USDC Escrow, Swarm Validation, Claw Card NFTs.

Scan2Earn - QR-based customer loyalty rewards dApp on Base Sepolia using UGF

A read-only NANDA City-of-Agents citizen that returns verifiable on-chain ERC-8004 trust evidence about other agents — a witness, not a judge.

An on-chain NGO donations tracker powered by Base, designed to make donations transparent, community-verified, and fully traceable from fundraising to spending.