> ## Documentation Index
> Fetch the complete documentation index at: https://docs.raydium.io/llms.txt
> Use this file to discover all available pages before exploring further.

# Reference

> Lookup tables: program addresses, error codes, fee comparisons, glossary, and changelog.

## Who this chapter is for

Everyone, as a lookup target. Other chapters link *into* this chapter whenever they mention a program ID, error code, or term that needs an authoritative definition.

## Chapter contents

<CardGroup cols={2}>
  <Card title="Program addresses" icon="address-book" href="/reference/program-addresses">
    Canonical program IDs and shared authority/config PDAs per cluster (mainnet-beta, devnet). Single source of truth.
  </Card>

  <Card title="Error codes" icon="triangle-exclamation" href="/reference/error-codes">
    Every anchor error per program, with cause and recommended user-facing message.
  </Card>

  <Card title="Fee comparison" icon="percent" href="/reference/fee-comparison">
    Side-by-side table of fee tiers, splits, and creator-fee support across AMM v4, CPMM, CLMM.
  </Card>

  <Card title="Token-2022 support" icon="coins" href="/reference/token-2022-support">
    Per-program Token-2022 acceptance, per-extension support matrix, and the interactions every integrator needs to handle.
  </Card>

  <Card title="Glossary" icon="book" href="/reference/glossary">
    Terms used across the docs: tick, sqrt price, liquidity, observation, transfer fee, etc. Each term links back to the page where it is formally defined.
  </Card>

  <Card title="Changelog" icon="clock-rotate-left" href="/reference/changelog">
    Doc-set changelog — when chapters are added, when code samples are re-verified, when program addresses change.
  </Card>
</CardGroup>

## Resources

Auxiliary materials for press, integrators, and partners.

<CardGroup cols={3}>
  <Card title="Brand kit" icon="palette" href="/resources/brand-kit">
    Logos, colors, typography, and usage rules.
  </Card>

  <Card title="Community tools" icon="puzzle-piece" href="/resources/community-tools">
    Third-party tools, indexers, and dashboards.
  </Card>

  <Card title="License" icon="scale-balanced" href="/resources/license">
    Apache-2.0 / GPL-3.0 / CC-BY-4.0 split across code, SDK, and docs.
  </Card>
</CardGroup>

## Writing brief

* This chapter is the *only* place where program addresses and error codes are listed verbatim. Other pages link here.
* Keep the glossary short — only terms used in two or more chapters.
* The changelog entries should be dated and link to the affected page(s).