網路基礎設施

Covalent (GoldRush)

索引與資料 API

API · 索引 · 多鏈

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.

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.

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 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.