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

# Use Butane

- [Borrow](https://docs.butane.dev/use-butane/borrow.md): Lock collateral in a CDP and mint a synthetic against it.
- [Manage your positions](https://docs.butane.dev/use-butane/manage-positions.md): Adjust, repay and merge your CDPs, and claim leftover collateral.
- [Liquidate and redeem](https://docs.butane.dev/use-butane/liquidate-and-redeem.md): Repay debt from other people's CDPs and receive their collateral.
- [Earn](https://docs.butane.dev/use-butane/earn.md): Stake synthetics to earn their market's savings rate.
- [Swap](https://docs.butane.dev/use-butane/swap.md): Swap synthetics with the treasury reserves or redeemable CDPs.