Asynchronous JavaScript and XML (Ajax, or AJAX) is a web development technique in which a web app fetches content from the server by making asynchronous HTTP requests, and uses the new content to update the relevant parts of the page without requiring a full page load. This can make the page more responsive, because only the parts that need to be updated are requested....Skip to search Skip to select language Article Actions English (US)...(US) Remember language Deutsch Español Français 日本語 한국어 Português...