Second is an AI tool that helps users develop web applications quickly and efficiently. It leverages modern frameworks and libraries, writes clean source code, and builds full-stack features. The tool recommends the best tech stack for the user's situation and can handle the grunt work of building common features and maintaining point solutions. Its GitHub interface allows human developers to approve or reject changes, giving users ultimate control over coding strategy. Second streamlines the web application development process and delivers performant, scalable codebases.