# Developers

- [Start Here](/developers/start-here.md)
- [Add Megapot to Your Site](/developers/buy-tickets.md)
- [How to Earn by Referring](/developers/refer-to-earn.md)
- [Contract Overview](/developers/contract-overview.md)
- [Jackpot](/developers/contract-overview/jackpot.md)
- [JackpotTicketNFT](/developers/contract-overview/jackpot-ticket-nft.md)
- [JackpotLPManager](/developers/contract-overview/jackpot-lp-manager.md)
- [BatchPurchaseFacilitator](/developers/contract-overview/batch-purchase.md)
- [JackpotAutoSubscription](/developers/contract-overview/auto-subscription.md)
- [JackpotBridgeManager](/developers/contract-overview/bridge-manager.md)
- [JackpotRandomTicketBuyer](/developers/contract-overview/random-ticket-buyer.md)
- [PayoutCalculator](/developers/contract-overview/payout-calculator.md)
- [ScaledEntropyProvider](/developers/contract-overview/entropy-provider.md)