Be the First to Know
Subscribe to the Wormhole newsletter for exclusive updates.
Developers
Ecosystem
The best way to build cross-chain
Harnessing the power of generic messaging and a single SDK, the Wormhole interoperability protocol makes cross-chain movement more feature-rich than ever. Explore more about how to grow your userbase by going cross-chain.
Get startedExplore solutionsThe future of Web3 is cross-chain
The next wave of Web3 will be powered by cross-chain communication.
Since October 2020, Wormhole has been a leader in cross-chain and continues to evolve to meet the changing needs of Web3.
Assets
Cross-chain your assets to work on any supported chain with ease
Apps
Cross-chain your apps to multiple chains with minimal effort
Data
Cross-chain access to data that previously lived on one chain
One integration for 25+ blockchains
Wormhole provides a low lift, low code solution for multiple cross-chain use cases.
Get in touchGoing cross-chain is simple and configurable
The Wormhole SDK covers a wide range of use cases that makes going cross-chain simple for tokens, NFTs, apps, and other messaging applications.
Easier composability
With Wormhole, applications on different chains work better together. So your lending protocols on Solana can leverage an insurance protocol on Ethereum, with ease.
Support for multiple runtimes
Including EVM, EVM+, Solana, CosmWASM, and Algorand.
Modular architecture
Build protocols on top of Wormhole that can use data, assets, and messages from other chains.
Wormhole observation (VAA)
1struct WormholeMsg {
2 uint8 version;
3 uint32 timestamp;
4 uint32 nonce;
5 uint16 emitterChainId;
6 bytes32 emitterAddress;
7 uint64 sequence;
8 uint8 consistencyLevel;
9 bytes payload;
10
11 uint32 guardianSetIndex;
12 Signature[] signatures;
13
14 bytes32 hash;
15}1struct WormholeMsg {
2 uint8 version;
3 uint32 timestamp;
4 uint32 nonce;
5 uint16 emitterChainId;
6 bytes32 emitterAddress;
7 uint64 sequence;
8 uint8 consistencyLevel;
9 bytes payload;
10
11 uint32 guardianSetIndex;
12 Signature[] signatures;
13
14 bytes32 hash;
15}1struct WormholeMsg {
2 uint8 version;
3 uint32 timestamp;
4 uint32 nonce;
5 uint16 emitterChainId;
6 bytes32 emitterAddress;
7 uint64 sequence;
8 uint8 consistencyLevel;
9 bytes payload;
10
11 uint32 guardianSetIndex;
12 Signature[] signatures;
13
14 bytes32 hash;
15}