> For the complete documentation index, see [llms.txt](https://docs.aera.finance/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.aera.finance/v1-archive/aera-introduction.md).

# Aera Introduction

Aera is a treasury management protocol that attempts to address existing shortcomings with controlling treasury funds. Aera supports:

* **Robust Asset Selection** No need to plan strategies. Just pick assets.
* **Efficient Purchasing** Remove bureaucracy from DAOs.
* **Decentralized Active Management** Market aware & tailored to your protocol.

### Guides

Learn about how to interact with Aera whether as a direct user (Treasury), Arbitrageur or to earn rewards as a Vault Guardian.

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[Treasuries](/v1-archive/guides/treasuries.md)
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Use Aera to protect your users from shortfalls.

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[Arbitrageurs](/v1-archive/guides/arbitrageurs.md)
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Access liquidity guarded by Aera.

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[Vault Guardians](/v1-archive/guides/vault-guardians.md)
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Become a Treasury Vault Guardian.

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[Developers](/v1-archive/guides/developers.md)
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Build on top of Aera.

### Key Concepts

Learn how the Aera system protects treasuries.

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[Objective Function](/v1-archive/concepts/objective-function.md)
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[Withdrawal Validator](/v1-archive/concepts/withdrawal-validator.md)
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[Aera Vault](/v1-archive/concepts/aera-vault.md)
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[Vault Guardian](/v1-archive/concepts/vault-guardian.md)
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