> For the complete documentation index, see [llms.txt](https://docs.sodax.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.sodax.com/developers/packages/foundation.md).

# 1. The Foundation

## Main SDK

The SODAX SDK provides a comprehensive interface for interacting with the SODAX protocol, enabling cross-chain swaps, money market, cross-chain bridging, migration and staking SODA token.

Get started: <a href="/pages/hTgS9geulHVOE4B6vaYd" class="button primary" data-icon="cup-straw">@sodax/sdk</a>

#### Functional Modules inside [@sodax/sdk](/developers/packages/foundation/sdk.md)

<a href="https://docs.sodax.com/developers/packages/foundation/sdk/functional-modules/swaps" class="button secondary" data-icon="rotate">Swaps (Solver)</a>

<a href="https://docs.sodax.com/developers/packages/foundation/sdk/functional-modules/money_market" class="button secondary" data-icon="sack-dollar">Lend / Borrow (Money Market)</a>

<a href="https://docs.sodax.com/developers/packages/foundation/sdk/functional-modules/bridge" class="button secondary" data-icon="bridge-suspension">Bridge</a>

<a href="https://docs.sodax.com/developers/packages/foundation/sdk/functional-modules/staking" class="button secondary" data-icon="seedling">Staking</a>

<a href="https://docs.sodax.com/developers/packages/foundation/sdk/functional-modules/migration" class="button secondary" data-icon="truck">Migration</a>

#### Tooling Modules inside [@sodax/sdk](/developers/packages/foundation/sdk.md)

<a href="https://docs.sodax.com/developers/packages/foundation/sdk/tooling-modules/backend_api" class="button secondary" data-icon="plug">Backend API</a>

<a href="https://docs.sodax.com/developers/packages/foundation/sdk/tooling-modules/intent_relay_api" class="button secondary" data-icon="envelope">Intent Relay API</a>