Aica is an open-source AI Code Analyzer designed to streamline the code review process. Addressing the limitations of existing tools, Aica provides a customizable and platform-independent solution that can be integrated into your development workflow via CLI or GitHub Actions. It leverages AI to perform code reviews, generate summaries of changes, create commit messages, and even create pull requests with AI-generated titles and bodies. With support for multiple LLM providers and the Model Context Protocol (MCP), Aica provides a flexible and powerful solution for improving code quality and developer productivity.