Opal is a no-code AI app builder from Google Labs that lets anyone create custom AI-powered applications through natural language commands and visual workflows. The tool transforms user descriptions into functional mini-apps by leveraging Google's advanced AI models including Gemini and Imagen, without requiring any programming knowledge. Users can build multi-step processes that combine various AI capabilities such as image generation, text analysis, and data processing, then visually edit and refine these workflows through an intuitive interface. Opal stands out for its seamless integration with Google's ecosystem, ability to share creations as web links for others to use or remix, and its accessibility to non-technical users seeking to automate tasks or build specialized tools. This experimental platform democratizes AI application development, allowing creators, professionals, and innovators to rapidly prototype ideas and build practical solutions that would typically require significant development resources.