Integrations Use Indexers to Query Chain Data Indexers are used to query and process blockchain data efficiently. Follow these tutorials to learn how to use indexers to query blockchain data on Moonbeam. Use Oracles to Fetch Off-Chain Data Dive into the tutorials featured in this section to gain insights into seamlessly integrating Oracles into your smart contracts or dApps on Moonbeam Enable Gasless Transactions Learn how to implement gasless transactions on Moonbeam using 0xGasless, enabling users to interact with smart contracts without holding native tokens.