Sleipnir is a tabbed web browser developed by Fenrir Inc. The browser’s main features are customization and tab functions. It supports HTML5 and the engine of Internet Explorer 9 (Trident). As of version 22.214.171.12400, support for the WebKit rendering engine was implemented and Gecko rendering engine support was terminated.
The names Sleipnir and Fenrir are both animals from Norse mythology.
Sleipnir was originally created in Japanese and then released with English and Chinese translations. Further translations are performed by volunteer translators.
It is available for iOS, OS X, Microsoft Windows, Android and Windows Phone.