Logseq

Logseq is an open-source knowledge base and note-taking application designed to help users organize their thoughts, ideas, and information. It offers features like linked references, queries, flashcards, and whiteboards to facilitate knowledge management and personal productivity.

Logseq is a knowledge base and note-taking application that allows users to organize thoughts and ideas, which aligns with the 'List & Section Organization' feature. It supports various media types and PDF annotations, indicating 'Media Type Support'. The concept of 'block references' and 'page embeds' can be seen as a form of contextual side notes, though not explicitly 'Tufte-style'. It offers mobile apps and sync, suggesting 'Mobile Responsive Design' and 'Sign-In & Authentication' for managing notes across devices. However, it's not primarily a URL curation tool with instant inline previews of external links, nor does it focus on public sharing of curated lists in the same way URList does. Its core is more about personal knowledge management and outlining rather than public link sharing.