> For the complete documentation index, see [llms.txt](https://learn.charm.fi/charm/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://learn.charm.fi/charm/previous-products.md).

# Previous Products

- [Alpha Vaults v1](https://learn.charm.fi/charm/previous-products/alpha-vaults-v1.md): This page contains information on how to withdraw assets from legacy charm vaults.
- [Charm Options](https://learn.charm.fi/charm/previous-products/charm-options.md)
- [Key Features](https://learn.charm.fi/charm/previous-products/charm-options/key-features.md)
- [Capital Efficiency](https://learn.charm.fi/charm/previous-products/charm-options/key-features/capital-efficiency.md)
- [Use Cases](https://learn.charm.fi/charm/previous-products/charm-options/use-cases.md)
- [How trading works](https://learn.charm.fi/charm/previous-products/charm-options/how-trading-works.md)
- [How liquidity provision works](https://learn.charm.fi/charm/previous-products/charm-options/how-liquidity-provision-works.md): This page describes how liquidity provision works at Charm.
- [Trading Tutorials](https://learn.charm.fi/charm/previous-products/charm-options/trading-tutorials.md)
- [Open a position](https://learn.charm.fi/charm/previous-products/charm-options/trading-tutorials/open-a-position.md)
- [Notes](https://learn.charm.fi/charm/previous-products/charm-options/trading-tutorials/open-a-position/notes.md)
- [Close a position](https://learn.charm.fi/charm/previous-products/charm-options/trading-tutorials/close-a-position.md)
- [Settlement](https://learn.charm.fi/charm/previous-products/charm-options/trading-tutorials/settlement.md)
- [Liquidity Provision Tutorials](https://learn.charm.fi/charm/previous-products/charm-options/liquidity-provision-tutorials.md)
- [Provide liquidity](https://learn.charm.fi/charm/previous-products/charm-options/liquidity-provision-tutorials/provide-liquidity.md)
- [Withdraw Liquidity](https://learn.charm.fi/charm/previous-products/charm-options/liquidity-provision-tutorials/withdraw-liquidity.md)
- [Cube Tokens](https://learn.charm.fi/charm/previous-products/cube-tokens.md)
- [How it works](https://learn.charm.fi/charm/previous-products/cube-tokens/how-it-works.md)