# Development Infrastructure The Development Infrastructure section provides comprehensive documentation of the essential tools and interfaces needed to build on the æternity blockchain. From command-line interfaces and software development kits to middleware components and testing environments, these tools enable developers to effectively create, test, and deploy decentralized applications. Whether you're developing smart contracts, building client applications, or integrating with the blockchain, you'll find the necessary resources and documentation to support your development workflow. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.aeternity.com/aeternity-developer-tools/development-infrastructure.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.