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

# Features

- [Buy and Sell Orders](https://otsea.gitbook.io/otsea/features/buy-and-sell-orders.md)
- [Crowd-Fill Sales](https://otsea.gitbook.io/otsea/features/crowd-fill-sales.md)
- [Unlisted Orders](https://otsea.gitbook.io/otsea/features/unlisted-orders.md)
- [Arb Bot Protection](https://otsea.gitbook.io/otsea/features/arb-bot-protection.md)
- [Auto-Match](https://otsea.gitbook.io/otsea/features/auto-match.md)
- [Multi-Chain](https://otsea.gitbook.io/otsea/features/multi-chain.md)