Polkamarkets is a decentralized platform that offers web3 prediction markets. Users can place forecasts, create prediction markets, and resolve markets to earn rewards. The platform is fully decentralized and available on multiple blockchains including Ethereum, Polygon, Moonbeam, and Moonriver. Polkamarkets also provides an open-source toolkit for developers to deploy their own prediction marketplaces on compatible blockchains. Additionally, the platform offers composable integrations with technology partners for additional features.