> For the complete documentation index, see [llms.txt](https://docs.kaio.xyz/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.kaio.xyz/how-kaio-works.md).

# How KAIO works

- [Architecture](https://docs.kaio.xyz/how-kaio-works/architecture.md)
- [Smart Contracts](https://docs.kaio.xyz/how-kaio-works/smart-contracts.md): Workings of the KAIO Smart Contracts
- [Registries](https://docs.kaio.xyz/how-kaio-works/smart-contracts/registries.md)
- [Eternal Registry Storage](https://docs.kaio.xyz/how-kaio-works/smart-contracts/registries/eternal-registry-storage.md): Eternal Storage for the KAIO Registries.
- [Base Registry](https://docs.kaio.xyz/how-kaio-works/smart-contracts/registries/base-registry.md): Base KAIO Registry.
- [Role Registry](https://docs.kaio.xyz/how-kaio-works/smart-contracts/registries/role-registry.md): Registry for Roles.
- [Jurisdiction Registry](https://docs.kaio.xyz/how-kaio-works/smart-contracts/registries/jurisdiction-registry.md): Registry for Jurisdictions.
- [Investor Registry](https://docs.kaio.xyz/how-kaio-works/smart-contracts/registries/investor-registry.md): Registry for Investors.
- [Dealer Registry](https://docs.kaio.xyz/how-kaio-works/smart-contracts/registries/dealer-registry.md): Registry for Dealers.
- [Fund Registry](https://docs.kaio.xyz/how-kaio-works/smart-contracts/registries/fund-registry.md): Registry for Funds.
- [Instrument Registry](https://docs.kaio.xyz/how-kaio-works/smart-contracts/registries/instrument-registry.md): Registry for Instruments.
- [Rules](https://docs.kaio.xyz/how-kaio-works/smart-contracts/rules.md)
- [Rule Engines](https://docs.kaio.xyz/how-kaio-works/smart-contracts/rules/rule-engines.md): Engines managing rules modules.
- [Rule Modules](https://docs.kaio.xyz/how-kaio-works/smart-contracts/rules/rule-modules.md): Modules for compliance rules
- [Order Books](https://docs.kaio.xyz/how-kaio-works/smart-contracts/order-books.md)
- [Subscription Book](https://docs.kaio.xyz/how-kaio-works/smart-contracts/order-books/subscription-book.md): Book for subscription logic.
- [Redemption Book](https://docs.kaio.xyz/how-kaio-works/smart-contracts/order-books/redemption-book.md): Book for redemption logic.
- [Fees](https://docs.kaio.xyz/how-kaio-works/smart-contracts/order-books/fees.md): KAIO Fees.
- [Tokens](https://docs.kaio.xyz/how-kaio-works/smart-contracts/tokens.md)
- [Settlement Token](https://docs.kaio.xyz/how-kaio-works/smart-contracts/tokens/settlement-token.md): Token used for settlement in the KAIO ecosystem.
- [Security Token](https://docs.kaio.xyz/how-kaio-works/smart-contracts/tokens/security-token.md): Token representing tokenized shares.