SubQuery
SubQuery is a data indexer that provides fast, flexible, reliable, and decentralized APIs.
What is SubQuery?
SubQuery is an open-source and universal blockchain data indexer for developers that provides fast, flexible, reliable, and decentralized APIs to power leading multi-chain apps. A SubQuery project is a complete API to organize and query data from layer 1 chains. Currently servicing Ethereum, Polygon, BNB, NEAR, Polkadot, Avalanche, Algorand, Cosmos, Arbitrum, and Flare projects, this data-as-a-service platform allows developers to focus on their core use case and front-end without wasting time building a custom backend for data processing activities.
Web3 dapps and developer tools related to SubQuery
Discover blockchain applications that are frequently used with SubQuery.
Uniblock
Alchemy Smart WebSockets
Inodra
Alchemy
Developer resources from Alchemy
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Compare Alchemy and QuickNode on live RPC latency, chain coverage, pricing, support, and dedicated infrastructure using a dated 24-hour EVM snapshot from September 3, 2026.
The Cortex router: how we pick the fastest healthy node for every request
Getting a request to a nearby region is table stakes. What happens next, choosing which node answers, is where Cortex does its work.
Reliability at scale: Degen Chain's Alchemy success story
How migrating to our Rollups-as-a-Service platform improves rollup infrastructure reliability, engineering support, and user trust.
SubQuery alternatives
Explore web3 competitors and apps like SubQuery.
Helius
OpenSea Subgraph
Juicebox Subgraph
Livepeer SubgraphApp store listings are independently reviewed and written by Alchemy using a combination of inbound submissions, editorial research, public project sources, and third-party directories, including ecosystem data from The Grid under the Open Database License, DefiLlama, DappRadar, Reown, and chain ecosystem pages.
