Across is an optimistic bridge among the EVM-based chains.

DeFi Tools
API3
API3 is a first-party oracle solution that provides data feeds and OEV rewards for DeFi projects across multiple chains.
About API3
API3 is a first-party oracle solution launched in December 2020 that provides data feeds and Oracle Extractable Value (OEV) rewards for DeFi projects. The platform offers over 100 data feeds across multiple chains, enabling DeFi protocols to receive OEV rewards wherever they build. API3's proprietary Airnode technology allows API owners to turn regular APIs into blockchain-compatible data sources that can be easily integrated into Web3 applications. Developers can use APIs to connect their apps to real-world data streams.
Key features
- API3 is a first-party oracle solution launched in December 2020 that provides data feeds and Oracle Extractable Value (OEV) rewards for DeFi projects.
Best for
- Web3 developers
Official resources
Websiteapi3.org