Prism Viewer -

Used to break light into its constituent spectral colors (like the classic triangular prism).

Used to divide a single beam of light into two, essential for many types of surveying and laboratory equipment. 2. Digital Prism Viewers: Navigating Complexity prism viewer

If you are looking to visualize code or data, look for Prism.js plugins that support a wide array of languages and offer "line-highlight" features. Used to break light into its constituent spectral