How-to

Step-by-step guides for completing specific tasks on Concordium. Browse all guides below, grouped by topic, or use the sidebar to navigate directly to a section.

About this documentation

• Navigate this documentation

Concordium ID

• Implement Verify and Access

  • How it works

  • Select verification method

  • Select Identity Provider

  • Manage transaction costs

  • Integrate verification flow

  • Access the Concordium network

Integrations

• Onboard as an exchange

• Build a wallet with the Wallet SDK

  • Create an identity

  • Recover an identity

  • Create an account

  • Submit a transaction to a Concordium node

  • Get the list of identity providers

• Integrate Concordium in a crypto wallet

  • Integrating Concordium’s ID layer

  • Supporting zero-knowledge proofs

  • Supporting transactions

  • Supporting staking

  • Connecting your wallet to the network

• Implement Web3 ID

  • Web3 ID issuers

  • Create proofs

• Implement X402 payments

Validation

• Validate with Concordium wallets

• Validate with the Concordium Client

• Add a validator

• Import validator keys

• Change validator options

• Suspend or unsuspend a validator

• Stop validating

• Delegation and validation FAQ

Nodes

• Run a Concordium node

  • Run a node on Ubuntu

  • Run a node on macOS

  • Run a node on Windows

  • Run a node using Docker

  • Run a node on AWS

• Run a local chain

  • Using Docker (recommended)

  • Building from source

Smart Contracts

• Set up smart contract development tools

• Set up a project

• Compile a module

• Build a contract schema

• Use custom errors

• Pass JSON parameters

• Use no_std

• Use fallback entrypoints

• Write an upgradeable contract

• Implement the factory pattern

• Unit test a contract

• Integration test a contract

• Deploy a smart contract module

  • Initialize

  • Interact

  • Inspect

  • Invoke

• Migrate contracts

• Best practices

  • Development

  • Cost reduction

Governance

• Cast a vote

• Participate as an election guardian

• Verify election result

• Install the Concordium Governance Ledger app