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

# Concepts

- [Overview](https://docs.cap.app/concepts/overview.md)
- [Vault](https://docs.cap.app/concepts/vault.md)
- [Fractional Reserves](https://docs.cap.app/concepts/vault/fractional-reserves.md)
- [Minter](https://docs.cap.app/concepts/vault/minter.md)
- [Lender](https://docs.cap.app/concepts/lender.md)
- [Borrow](https://docs.cap.app/concepts/lender/borrow.md)
- [Liquidation](https://docs.cap.app/concepts/lender/liquidation.md)
- [Interest Rates](https://docs.cap.app/concepts/lender/interest-rates.md)
- [Fee Auction](https://docs.cap.app/concepts/fee-auction.md)
- [Delegation](https://docs.cap.app/concepts/delegation.md)
- [Symbiotic](https://docs.cap.app/concepts/delegation/symbiotic.md)
- [Oracles](https://docs.cap.app/concepts/oracles.md)
- [Access Controls](https://docs.cap.app/concepts/access-controls.md)