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

# About

- [Introduction](https://docs.deltadefi.io/about/readme.md)
- [Learn](https://docs.deltadefi.io/about/learn.md): Understand the philosophy of DeltaDeFi's design
- [Architecture](https://docs.deltadefi.io/about/learn/architecture.md)
- [Account](https://docs.deltadefi.io/about/learn/architecture/account.md)
- [App Vault](https://docs.deltadefi.io/about/learn/architecture/app-vault.md)
- [Hydra](https://docs.deltadefi.io/about/learn/architecture/hydra.md)
- [Intent and Process](https://docs.deltadefi.io/about/learn/architecture/intent-and-process.md)
- [Order Book](https://docs.deltadefi.io/about/learn/architecture/order-book.md)
- [Trade](https://docs.deltadefi.io/about/learn/trade.md)
- [Order Types](https://docs.deltadefi.io/about/learn/trade/order-types.md)
- [Whitepaper](https://docs.deltadefi.io/about/learn/whitepaper.md)