> For the complete documentation index, see [llms.txt](https://seer-3.gitbook.io/seer-documentation/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://seer-3.gitbook.io/seer-documentation/developers/contracts/core.md).

# Core

- [MarketFactory](https://seer-3.gitbook.io/seer-documentation/developers/contracts/core/marketfactory.md)
- [Market](https://seer-3.gitbook.io/seer-documentation/developers/contracts/core/market.md)
- [MarketView](https://seer-3.gitbook.io/seer-documentation/developers/contracts/core/marketview.md)
- [Router](https://seer-3.gitbook.io/seer-documentation/developers/contracts/core/router.md)
- [GnosisRouter](https://seer-3.gitbook.io/seer-documentation/developers/contracts/core/gnosisrouter.md)
- [MainnetRouter](https://seer-3.gitbook.io/seer-documentation/developers/contracts/core/mainnetrouter.md)
- [RealityProxy](https://seer-3.gitbook.io/seer-documentation/developers/contracts/core/realityproxy.md)
- [Interfaces](https://seer-3.gitbook.io/seer-documentation/developers/contracts/core/interfaces.md)