SemanticScuttle is described as 'Self-hosted and web-based social bookmarking tool experimenting with new features like structured tags and collaborative descriptions of tags. Originally a fork of ' and is a social bookmarking tool in the news & books category. There are more than 50 alternatives to SemanticScuttle for a variety of platforms, including Web-based, iPhone, Google Chrome, iPad and Self-Hosted apps. The best SemanticScuttle alternative is Linkwarden, which is both free and Open Source. Other great apps like SemanticScuttle are Diigo, InfoFlow, Otter - Bookmark Manager and MarkMark.