1. Multimedia Support: HTML5 provides native support for audio and video playback, eliminating the need for third-party plugins such as Adobe Flash. 2. New Semantic Elements: HTML5 introduces new semantic elements like "header", "footer", "nav", "section", and "article" that make it easier to structure web pages and create more accessible and search engine friendly content. 3. Canvas Element: HTML5 includes a new "canvas" element that allows developers to draw graphics, animations, and other visual effects using JavaScript. 4. Offline Capabilities: HTML5 introduces new APIs that allow web applications to work offline and store data on the client-side, reducing server requests and improving user experience. 5. Improved Forms: HTML5 offers several new form elements and attributes such as "date", "time", "search", "tel", "number", "required", and "placeholder" that make it easier to create forms and validate user input. Overall, HTML5 offers a more modern and feature-rich approach to web development compared to its predecessor, HTML.