Bookmark OS Alternatives for Firefox

Diigo is a comprehensive online tool designed for researchers, students, and lifelong learners to collect, organize, annotate, and share information found on the web. It acts as a powerful bookmarking service combined with robust annotation capabilities for web pages, PDFs, and documents.

Firefox Sync seamlessly synchronizes your browsing data across all your devices running Firefox. Access tabs, bookmarks, history, passwords, and preferences from your desktop, laptop, or mobile phone, ensuring a consistent and personalized browsing experience wherever you go.

Raindrop.io is a versatile bookmark manager that helps you organize, save, and rediscover web content across all your devices. It provides a visually appealing interface and powerful search capabilities to keep your digital life organized.

Pearltrees is a visual and collaborative web clipping and organization tool that allows users to collect, organize, and share virtually anything found online. It's designed to help users curate digital content in a visually intuitive way, facilitating knowledge management and collaboration.

Floccus is an open-source, cross-browser bookmark synchronization extension that prioritizes user privacy and data control. It allows users to sync their bookmarks across various web browsers, offering strong encryption and the flexibility of self-hosting, ensuring that your valuable bookmark data remains private and secure. Ideal for individuals and teams seeking an alternative to cloud-based, vendor-locked sync solutions.

GGather is an advanced online bookmark manager and knowledge curation platform designed to help users organize, annotate, and share web content efficiently. It transcends traditional bookmarking by offering robust features like full-text search, visual bookmarks, dead link checking, and collaborative sharing, making it ideal for researchers, content creators, and anyone seeking a superior way to manage their digital information.

elCurator is a collaborative content curation and bookmarking tool designed for teams and individuals. It allows users to easily save, organize, read, and share web content, fostering efficient information management and knowledge sharing within a centralized platform.

Linkman is a robust bookmark manager designed for centralized organization and access to your web links across multiple browsers and devices. It offers powerful features for managing, organizing, and synchronizing your bookmarks efficiently.

Eversync is a robust online bookmark synchronization tool designed to keep your web bookmarks consistent across multiple browsers and devices. It offers cloud-based storage, visual bookmarks, and organizational features for efficient web navigation.