Polkadot Frontier serves as the EVM backbone for Polkadot, offering a seamless compatibility layer that enables Ethereum dApps to run unmodified on the Polkadot network. By supporting all familiar Ethereum RPC APIs, it allows developers to utilize their preferred Ethereum tools, even facilitating the deployment of various Ethereum layer 2 solutions. Frontier also functions as a migration framework, offering strategies for state export/import and transaction-level replays, with the innovative Pre-Log Wrapper Block feature enabling potential zero-downtime live migrations. Development within Frontier follows a pull request system and adheres to Semantic Versioning, ensuring systematic updates and changelog documentation. A template node is available to aid in technical exploration, reaffirming Frontier’s commitment to streamlined developer engagement and seamless cross-chain interoperability.