Apps to Social Bookmarking

Pinry is an open-source, self-hosted visual bookmarking and image board system, similar to Pinterest. It allows users to save, organize, and share images, videos, and webpages using tags for easy retrieval and discovery.

Lobsters is a technology-focused social news site where users submit links and engage in discussions. It serves as a curated platform for sharing and discovering technical articles, essays, and news relevant to the tech community, emphasizing quality discourse.

Kliqqi is a flexible open-source content management system designed to build community-driven social networks, idea boards, and news aggregators. It emphasizes user participation and customization to create tailored online communities.

Libertree is a free, libre, and open-source software platform designed to empower individuals and groups to create their own decentralized social networks. It offers a comprehensive suite of communication and community-building tools, prioritizing user control, privacy, and freedom of expression.

Slashdot is a long-standing news and discussion platform primarily focused on technology, with a strong emphasis on open source, Linux, and related topics. It serves as a community hub where users can read articles, share links, and engage in deeply technical discussions through a moderated commenting system.

SemanticScuttle is an open-source, self-hosted social bookmarking system that emphasizes structured tagging and collaborative knowledge management. It allows users to save, organize, and share bookmarks with a strong focus on semantic relationships between tags.

Shaarli is a minimalist, self-hosted bookmarking service designed for speed and simplicity. It allows users to save, organize, and share links without relying on external databases, offering a lightweight and private alternative to traditional bookmarking tools.