Legacy packages for Hydration chain integration. This monorepo contains the stable, @polkadot/api-based trading SDK and cross-chain transfer toolkit. These packages are maintained for existing consumers but are not recommended for new projects.
- Overview
- Getting Started
- SDK — trade router & pool utilities
- XCM (Cross-Chain) — xcm-core, xcm-cfg, xcm-sdk
- Examples
- Contributing
┌────────────────────────────────────────────────────────────┐
│ Your dApp │
├────────────────────────────────┬───────────────────────────┤
│ « sdk » │ « xcm-sdk » │
│ ·········· │ ············ │
│ Trade routing │ Cross-chain │
│ Pool queries │ Transfers │
├────────────────────────────────┴───────────────────────────┤
│ @polkadot/api — Substrate SDK │
└────────────────────────────────────────────────────────────┘
- Node.js 23+
- npm 10+
Pick the packages you need:
# Trading SDK
npm i @galacticcouncil/sdk
# Cross-chain transfers
npm i @galacticcouncil/xcm-sdk @galacticcouncil/xcm-cfgTrade router and pool utilities for Hydration, built on @polkadot/api.
| Package | Version | Changelog | Description |
|---|---|---|---|
@galacticcouncil/sdk |
 |
changelog | Trade router & pool utilities (@polkadot/api) |
Stable cross-chain transfer toolkit built on @polkadot/api. Production-proven with extensive route coverage.
| Package | Version | Changelog | Description |
|---|---|---|---|
@galacticcouncil/xcm-core |
 |
changelog | Core types, chain & asset definitions |
@galacticcouncil/xcm-cfg |
 |
changelog | Pre-built route configs & DEX integrations |
@galacticcouncil/xcm-sdk |
 |
changelog | Wallet interface for cross-chain transfers |
@galacticcouncil/xcm-sdk ← Wallet, transfers, fee swaps
@galacticcouncil/xcm-cfg ← Route configs, DEX implementations
@galacticcouncil/xcm-core ← Core types, chain & asset definitions
Ready-to-run examples are available in the examples/ directory:
| Example | Description |
|---|---|
sdk-cjs |
SDK usage with CommonJS |
sdk-esm |
SDK usage with ES Modules |
xcm-transfer |
XCM cross-chain transfer |
Everything about building, setting up development environment & releasing can be found in CONTRIBUTING.md.
In case of unexpected SDK behaviour, please create a well-written issue here. It makes it easier to find & fix the problem accordingly.
This file is part of https://github.com/galacticcouncil/*
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For more details read LICENSE.md