網路基礎設施

Firehose (firehose-ethereum)

索引與資料 API

索引 · DevOps

Firehose, in its firehose-ethereum form, is the flat-file block extraction layer that feeds Substreams. Its documentation addresses operators running a full indexing stack, since Substreams users can reach the same data through hosted endpoints.

相關資源

Ponder

Ponder 是一個用於加密貨幣應用程式的索引框架，當您向產品後端或前端提供最新的鏈上資料時，它強調快速重新整理和開發人員的人體工學體驗。

rindexer

rindexer 是一個以應用程式為中心的索引器框架，具備 GraphQL 和 Postgres 的人體工學設計，當您需要可靠的鏈到 API 管道而無需客製化的 ETL 黏合程式碼時，它是您的理想選擇。

Envio

Envio 是一個多鏈索引框架，具備 TypeScript、JavaScript 或 ReScript 處理常式。當您需要在多個 EVM 鏈上使用單一由 Postgres 支援的 GraphQL API 時，它會透過 HyperSync 而非 RPC 進行同步。

The Graph

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.

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.