base-sepolia

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.

A sovereign Web3 & crypto decentralized storage platform combining zero-knowledge client-side AES-256-GCM encryption, IPFS peer-to-peer content addressing, and Base EVM cryptographic ownership verification.

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

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.

✨ 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.

SharpSharp — instant diaspora-to-Nigeria remittances on BMONI Embedded. cNGN that lands in one block confirmation.

Porthmos: AI and Blockchain-Based Smart Escrow for Secure Global Trade. 2026 Shenzhen International FinTechathon, Topic F.

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.

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

Evidence-first image provenance using local face analysis, reverse-image search, cryptographic verification records, and a Solidity blockchain registry. Built with Python, OpenCV, React, FastAPI, and Web3.py. Not an identity-recognition system.

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

KeeperHub as the execution backend for Almanak strategies: any strategy, unchanged, dry-runs, signs and broadcasts through KeeperHub with one idempotency key per intent and verified receipts. Telegram bot, console, MCP server, KeeperHub workflows. 3 PRs merged upstream.

pi River: confidential heads-up poker on Inco Lightning + Megapot (Base Sepolia)

Decentralized AI-image provenance registry using Next.js, Solidity, IPFS, and Base Sepolia.

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.