Marketplace Developer tools OnchainKit

OnchainKit

OnchainKit is a developer library for Web3 applications, RPC access, contracts, and wallet workflows. It helps Web3 teams work with blockchain applications,...

Type

Developer tool

Protocols

Ethereum

BNB Smart Chain

Polygon

Arbitrum

Base

Optimism

Avalanche

OnchainKit is a developer library for Web3 applications, RPC access, contracts, and wallet workflows. It helps Web3 teams work with blockchain applications, smart contracts, wallets, data, and onchain infrastructure using a focused product or developer workflow.

**Use it for:**
– Build typed blockchain integrations.
– Read chain state through RPC providers.
– Send transactions and call smart contracts.
– Create scripts, backends, and application libraries.

**Best fit:** developers building application logic close to the chain.

Documentation