generated: '2026-07-17'
method: searched
source: https://www.npmjs.com/org/across-protocol ; https://github.com/across-protocol ; https://docs.across.to/reference/sdk
provider: Across
registries:
- npm
packages:
- name: '@across-protocol/app-sdk'
  registry: npm
  language: typescript
  official: true
  version: 0.6.1
  description: The official SDK for integrating the Across bridge into your dapp (high-level quote/execute client).
  url: https://www.npmjs.com/package/@across-protocol/app-sdk
  repository: https://github.com/across-protocol/toolkit
  homepage: https://docs.across.to/reference/sdk
- name: '@across-protocol/sdk'
  registry: npm
  language: typescript
  official: true
  version: 4.4.13
  description: Shared logic and utility libraries for Across — quoting, fee calculation, and protocol helpers.
  url: https://www.npmjs.com/package/@across-protocol/sdk
  repository: https://github.com/across-protocol/sdk
  homepage: https://docs.across.to/reference/sdk
- name: '@across-protocol/constants'
  registry: npm
  language: typescript
  official: true
  version: 3.1.123
  description: Commonly re-used constant values (chain IDs, token addresses, deployments) for Across integrations.
  url: https://www.npmjs.com/package/@across-protocol/constants
  repository: https://github.com/across-protocol/constants
- name: '@across-protocol/contracts'
  registry: npm
  language: typescript
  official: true
  version: 5.0.24
  description: TypeScript typings and ABIs for the Across on-chain smart contracts (SpokePool, HubPool).
  url: https://www.npmjs.com/package/@across-protocol/contracts
  repository: https://github.com/across-protocol/across-smart-contracts-v2