Wormhole

Wormhole is a decentralized cross-chain messaging and interoperability protocol connecting 45+ blockchain networks including Solana, Ethereum, Arbitrum, Base, Avalanche, BNB Chain, Aptos, Sui, and more. It provides the infrastructure for moving assets and data across chains securely via a Guardian Network of validators who sign Verifiable Action Approvals (VAAs).

APIs

This repository catalogs the following Wormhole public APIs and developer tools:

• Wormholescan API (Mainnet) — https://api.wormholescan.io/api/v1 — REST API for VAA status, token transfers, NTT metadata, cross-chain operations, and Guardian Network data
• Wormholescan API (Testnet) — https://api.testnet.wormholescan.io/api/v1 — Testnet mirror for development
• TypeScript SDK — @wormhole-foundation/sdk — Unified SDK for cross-chain app development
• Connect Widget — @wormhole-foundation/wormhole-connect — Embeddable React bridge widget
• Wormhole CLI — Command-line tooling for protocol operations

Key Capabilities

• Query VAA (Verifiable Action Approval) status and details
• Fetch native and wrapped token transfer operations with filtering
• Retrieve NTT token metadata across 45+ chains
• Access Guardian Network configuration and status
• Build cross-chain applications with TypeScript SDK
• Embed bridge UI with the Connect widget

Resources

• Developer Documentation: https://wormhole.com/docs/
• Wormholescan Explorer: https://wormholescan.io/
• GitHub Organization: https://github.com/wormhole-foundation
• Community Hub: https://wormhole.com/community/hub
• Forum: https://forum.wormhole.com/
• Bug Bounty: https://immunefi.com/bug-bounty/wormhole/
• Contact: https://wormhole.com/contact
• Institutions: https://wormhole.com/institutions