Snowball Alternatives

Google Scholar is a freely accessible web search engine that indexes the full text of scholarly literature across an array of publishing formats and disciplines. Released in beta in November 2004, the Google Scholar index includes most peer-reviewed online journals of Europe and...

Semantic Scholar (paywall free) is a science publication aggregator that collects citation-data from PubMed, CiteSeer, IEEE etc and rank each article according to the percieved number of impactful citations.

Access scientific knowledge, and make your research visible.

Connected Papers is a unique, visual tool to help researchers and applied scientists find and explore papers relevant to their field of work.

Elicit is a GPT-3 powered research assistant. Elicit helps you classify datasets, brainstorm research questions, and search through publications.

This project is a web interface that attempts to tame the overwhelming flood of papers on Arxiv. It allows researchers to keep track of recent papers, search for papers, sort papers by similarity to any paper, see recent popular papers, to add papers to a personal library, and...

Elsevier’s Scopus, the largest abstract and citation database of peer-reviewed literature. Search and access research from the science, technology, medicine, social sciences and arts and humanities fields.

Web interface to access Yubetsu Shibata - The World's 14th Largest Scientific Database

Based on a set of selected publications, suggesting related publications connected by references.