Ithaca × Tempo

The ithacaxyz GitHub organization, titled "Ithaca × Tempo," lists its public repositories. Its main projects include porto, described as authentication and payments on the web, and relay, described as transparent cross-chain transaction routing for EIP-7702 accounts. Odyssey is described as a testnet open-source Layer 2 co-designed with the developer tools stack, last updated Jul 12, 2025, and exp-0003 covers subscriptions using Porto.