Navigate global academic resources with one clean directory

A broad scholarly search engine for articles, theses, books, preprints, and citations across disciplines.

An AI-powered paper discovery platform with TLDR summaries, citation context, and research feeds.

A major academic search engine aggregating open access repositories and scholarly resources.

Aggregates open access research papers and repository content worldwide for full-text discovery.

An open scholarly knowledge graph covering works, authors, institutions, topics, and citations.

An academic search engine for students and researchers across web pages, books, encyclopedias, and journals.

A Chinese scholarly search portal useful for Chinese papers, journals, and citation discovery.

A Japanese scholarly discovery service from NII for articles, research data, and academic records.

Korea's Research Information Sharing Service for articles, theses, and library holdings.

France's open science archive for papers, preprints, reports, and scholarly documents.

A major abstract and citation database used for discovery, tracking, and research analytics.

A classic citation index platform for journal discovery, citation analysis, and research evaluation.

The core search platform for biomedical and life sciences literature, maintained by NCBI.

A free full-text archive for biomedical and life sciences journal literature.

Elsevier's journal and book platform across science, engineering, medicine, and social sciences.

Springer Nature's platform for journals, books, and conference proceedings across disciplines.

Wiley's platform for scholarly journals and books in science, medicine, engineering, and social sciences.

Taylor & Francis journal platform with strong coverage in social sciences, humanities, medicine, and engineering.

A high-value digital library for humanities, social sciences, arts, history, and classic journals.

A platform for humanities and social sciences journals and books, especially university press content.

A directory of open access journals for finding trusted OA journals and articles.

One of the most important preprint servers for physics, mathematics, computer science, statistics, and more.

A life sciences preprint server for tracking emerging research before formal publication.

A preprint server for medical and health sciences research.

A working paper and preprint platform widely used in social sciences, economics, law, and management.

A European open science infrastructure linking publications, datasets, projects, and research outputs.

An open repository backed by CERN for papers, datasets, software, and research materials.

The Open Science Framework for project collaboration, preregistration, data, and materials sharing.

A leading platform for electrical engineering, computing, communications, engineering papers, and standards.

A core digital library for computer science, including ACM journals, conferences, and computing literature.

A bibliographic database for computer science authors, venues, journals, and publications.

A literature, author, citation, and experiment database for high-energy physics.

A NASA-supported literature discovery system for astronomy and physics.

An authoritative platform for journal impact factors, rankings, and citation metrics.

A free journal and country ranking portal based on Scopus data.

A Chinese journal lookup platform for impact factors, review times, and submission experiences.

A commonly used journal ranking lookup portal for Chinese research evaluation contexts.

A database for tracking retracted papers and research integrity issues.

A free, open-source reference manager with browser capture, citation styles, and group libraries.

A global researcher identifier system for connecting authors and research outputs.

DOI registration and metadata infrastructure for publication records and citation links.

A browser extension and data service for finding legal open access versions of papers.

An online collaborative LaTeX editor for papers, CVs, and academic writing projects.

A global library catalog for books, articles, holdings, and nearby library access.

A discovery platform for DOI-linked research data, software, organizations, and outputs.

A platform for sharing research data, figures, posters, preprints, and supplementary materials.

A dataset platform for machine learning, data science, teaching, competitions, and reproducible experiments.

A cross-domain dataset search tool for discovering public datasets by keyword.

An AI research assistant for paper search, evidence summaries, and structured data extraction.

An academic evidence search tool for answering research questions with paper-backed evidence.

Uses smart citations to show whether papers are supported, contrasted, or mentioned by later work.

A paper reading assistant with PDF Q&A, explanations, and related-paper discovery.

Visualizes related-paper graphs to help build literature maps and reading paths.

A literature discovery and recommendation tool for tracking authors, topics, and related papers.

An academic networking platform for following authors, projects, publications, and research updates.

A paper-sharing and academic networking platform for author profiles and informal discovery.