Directory

Visual literature-exploration tool that builds a similarity graph of papers around a seed paper, with prior and derivative works lists

Membership organization that registers DOIs for scholarly content and exposes the metadata through a free public REST API, content negotiation and the paid Metadata Plus service

AI research assistant that finds papers, extracts structured data from them into tables and runs systematic-review style workflows and reports

Subscription reference manager that lives in the browser and Google Drive, with citation plugins for Google Docs and Word and mobile apps

Literature-discovery app that grows collections of papers through citation and author networks and recommends related work, with a free-forever tier

Citation-analysis platform whose Smart Citations show whether later papers support, contrast or merely mention a claim, with an AI assistant and reference checking