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Developer guide
Getting started

Welcome to zkSync

zkSync is a user-centric zk rollup platform from Matter Labs.
It is a scaling solution for Ethereum, already live on Ethereum mainnet.
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Docs

Developer guideGetting started
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API

zkSync API Reference OverviewWeb3 APIL1 contracts interface
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Tools

Hardhat plugins for zkSync 2.0JS Web3 SDK
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Products

Block ExplorerPortalBridgeGoerli Faucet

The main features of zkSync:

  • Extremely low transaction fees
  • Trustless protocol
  • Funds are cryptographically secure, as in the Ethereum mainnet
  • Users are always in control of their funds
  • No requirement for operational activity to keep the funds safe
Get started by reading the overview.
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Documentation

Explore our guides and examples to integrate zkSyns.
Learn
Getting startedAbout the testnetZK Rollup BasicsUnderstanding zkSync 2.0
Develop
Developer guideDeveloper quickstartSolidity/Vyper supportDeploying contractsFrontend integrationL1 -> L2 communicationL2 -> L1 communicationTutorial: Hello WorldTutorial: Cross-chain governance
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API

The new API interface for the zkSync network has been recently made available! This API unifies JSON-RPC and REST API under one REST interface.
zkSync API v0.2
zkSync API Reference OverviewWeb3 APIL1 contracts interface
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Tools

The new API interface for the zkSync network has been recently made available! This API unifies JSON-RPC and REST API under one REST interface.
SDK Documentation
JS SDK
JS Web3 SDKGetting startedProvidersAccounts: overviewAccounts: L1->L2 transactionsContractszkSync featuresUtilitiesTypesFront-end integration
Hardhat
Hardhat plugins for zkSync 2.0Getting startedReferenceLocal testingCompiling non-inlinable libraries
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Products

The new API interface for the zkSync network has been recently made available! This API unifies JSON-RPC and REST API under one REST interface.
Block Explorer
Explore our guides and examples to integrate zkSyns.
Portal
Explore our guides and examples to integrate zkSyns.
Bridge
Explore our guides and examples to integrate zkSyns.
Goerli Faucet
Explore our guides and examples to integrate zkSyns.

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We are always hiring! Please check out our open positions
For the bug bounty program and vulnerability disclosures, consult our security policy