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The Graph
Network infrastructure

The Graph

Indexing & data APIs

Indexing · API · Event logging

graphprotocol/graph-node (opens in a new tab)

The Graph is a decentralized indexing protocol where builders deploy subgraphs and query them over GraphQL. Builders use it to turn contract events into a queryable API without running their own indexer.

Related resources

Ponder

Ponder

Ponder is an indexing framework for crypto apps with an emphasis on fast refresh and developer ergonomics when you are serving fresh chain data to a product backend or frontend.

rindexer

rindexer

rindexer is an app-focused indexer framework with GraphQL and Postgres ergonomics when you need reliable chain-to-API pipelines without bespoke ETL glue.

Envio

Envio

Envio is a multichain indexing framework with TypeScript, JavaScript, or ReScript handlers that syncs over HyperSync rather than RPC when you need one Postgres-backed GraphQL API across several EVM chains.

Covalent (GoldRush)

Covalent, delivered as GoldRush, is a unified REST API for historical onchain data across many chains. Builders call it when an application needs normalized balances, transfers, and history without writing a chain-specific indexer.

Moralis

Moralis offers web3 data APIs together with webhook-first event streams. Builders call its REST endpoints for wallet, token, NFT, and price data on Ethereum mainnet and subscribe to Streams webhooks for events.

Bitquery

Bitquery

Bitquery serves decoded blockchain data across networks through GraphQL, Kafka, and gRPC interfaces. Builders use it when an application needs decoded transactions and events from several chains in one place.