> ## Documentation Index
> Fetch the complete documentation index at: https://docs.chainstack.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Blockchain APIs guides

> The following guides provide valuable resources for those looking to harness the power of Blockchain APIs to build decentralized applications.

These guides provide not only theoretical knowledge but also showcase practical examples, enabling developers to deepen their understanding of these concepts and apply them effectively in their projects. By mastering these tools and techniques, developers can build innovative blockchain-based applications, streamline their development process, and make the most of the decentralized ecosystem.

## Guides list

<CardGroup>
  <Card title="Tracking some Bored Apes: The Ethereum event logs tutorial" href="/docs/tracking-some-bored-apes-the-ethereum-event-logs-tutorial" icon="angle-right" horizontal />

  <Card title="Expanding your blockchain horizons: The eth_getBlockReceipts emulator" href="/docs/expanding-your-blockchain-horizons-the-eth_getblockreceipts-emulator" icon="angle-right" horizontal />

  <Card title="Deep dive into Merkle proofs and eth_getProof" href="/docs/deep-dive-into-merkle-proofs-and-eth-getproof-ethereum-rpc-method" icon="angle-right" horizontal />

  <Card title="Geth vs Erigon: Deep dive into RPC methods on Ethereum clients" href="/docs/geth-vs-erigon-deep-dive-into-rpc-methods-on-ethereum-clients" icon="angle-right" horizontal />

  <Card title="Ethereum logs tutorial series: Logs and filters" href="/docs/ethereum-logs-tutorial-series-logs-and-filters" icon="angle-right" horizontal />

  <Card title="Mastering custom JavaScript tracing for Ethereum virtual machine" href="/docs/mastering-custom-javascript-tracing-for-ethereum-virtual-machine" icon="angle-right" horizontal />

  <Card title="Develop a battleship game using zero-knowledge concepts on Ethereum" href="/docs/develop-a-battleship-game-using-zero-knowledge-concepts-on-ethereum" icon="angle-right" horizontal />

  <Card title="Sending Warp transaction with web3.js, ethers.js, web3.py, and ethClient.go" href="/docs/sending-warp-transaction-with-web3js-ethersjs-web3py-and-ethclientgo" icon="angle-right" horizontal />

  <Card title="Harnessing Chainlink oracles with Chainstack: Fetching real-time crypto prices from Ethereum" href="/docs/harnessing-chainlink-oracles-with-chainstack-fetching-real-time-crypto-prices-from-ethereum" icon="angle-right" horizontal />

  <Card title="Fetching transfer events with getPastEvents for a BAYC NFT" href="/docs/fetching-transfer-events-with-getpastevents-for-a-bayc-nft" icon="angle-right" horizontal />

  <Card title="Understanding Ethereum's 'Filter not found' error and how to fix it" href="/docs/understanding-ethereums-filter-not-found-error-and-how-to-fix-it" icon="angle-right" horizontal />

  <Card title="Introducing Bun: The future of JavaScript runtimes" href="/docs/introducing-bun-the-future-of-javascript-runtimes" icon="angle-right" horizontal />

  <Card title="Fetching transactions to and from a specific address with eth_getBlockByNumber" href="/docs/fetching-transactions-to-and-from-a-specific-address-with-eth_getblockbynumber" icon="angle-right" horizontal />

  <Card title="cryo: Your gateway to blockchain data" href="/docs/cryo-your-gateway-to-blockchain-data" icon="angle-right" horizontal />

  <Card title="cryo + Chainstack: A developer's guide to blockchain data mastery with Python" href="/docs/cryo-with-chainstack-and-python" icon="angle-right" horizontal />

  <Card title="Exploring Bitcoin Transactions with `getrawtransaction`" href="/docs/exploring-bitcoin-transactions-with-getrawtransaction" icon="angle-right" horizontal />

  <Card title="Integrating Multi-Endpoint Shared Configuration (MESC) with Chainstack: A comprehensive guide" href="/docs/mesc-and-chainstack" icon="angle-right" horizontal />

  <Card title="Ethers.js: Enhancing blockchain data reliability with FallbackProvider" href="/docs/enhancing-blockchain-data-reliability-with-ethers-fallbackprovider" icon="angle-right" horizontal />

  <Card title="Web3.js: How to use the new Chainstack plugin" href="/docs/web3js-how-to-use-the-new-chainstack-plugin" icon="angle-right" horizontal />

  <Card title="ethers.js ChainstackProvider: How to BUIDL a multi-chain wallet balance aggregator" href="/docs/ethersjs-chainstackprovider-how-to-multi-chain-wallet-balance-aggregator" icon="angle-right" horizontal />
</CardGroup>