WebVTT
WebVTT (Web Video Text Tracks) is a format for displaying timed text tracks, such as subtitles or captions, in web-based video players. It is a W3C standard that uses a simple text-based syntax to define cues with timing, styling, and positioning information. WebVTT files are commonly used with HTML5 video elements to provide accessibility and multilingual support for online video content.
Developers should learn WebVTT when building video-rich web applications that require subtitles, captions, or other timed text overlays for accessibility compliance (e.g., WCAG) or internationalization. It is essential for streaming platforms, educational sites, and any service hosting video content where users need text support, as it integrates seamlessly with modern HTML5 video players and is supported by all major browsers.