A unique search tool, helping you to find free academic articles and books

Baidu Scholar aims to become the biggest, most comprehensive research platform in China.

A visual interface to the world’s scientific knowledge.

Semantic Scholar helps researchers find better academic publications faster

A service to help the academic community find academic content, researchers, and more.

Papers helps you collect and curate your research material.

Search Engine for Scientific Publications

Public search engine and digital library for scientific and academic papers.

Online rental service for scientific, technical and medical research.

A free, all-in-one online software platform for DNA design.