Web developers use different Web APIs every day. Often this APIs are well known ones, like the Document Object Model (DOM), the DOM Event API, the Fetch API or the Geolocation API. A kind of comfort zone is created, which one rarely leaves. The web provides many more APIs, which are rarely or not at all known. Do you already know for example the Web Speech API, or the Web Bluetooth API, the Server Timing API, the Battery Status API or the Credential Management API? These and other APIs are part of the talk to help web developers leave their comfort zone. Since the presentation includes many APIs, the attendees can choose at the beginning which APIs will be presented in detail.