Oracalize

Oracalize is an oracle service for smart contracts and blockchain applications. It acts as a data carrier for decentralized apps by serving as a reliable connection between Web APIs and decentralized applications known as Dapps. Oraclize provides a method of introducing new informations from web API's onto blockchains. Oracalize creates smart contracts that sends a query using an API call that allows Oracalize to communicate with web API's and pass results back to the smart contracts.

Visual representation of Oracalize.