Alternatives to CiteSeerX

It suits researchers and developers who need a multidisciplinary scholarly catalog, API access, or a downloadable data snapshot.

CORE

CORE suits researchers and members of the public looking for multidisciplinary scholarly literature, as well as developers and institutions working with research metadata or full texts.

SciSpace

SciSpace suits readers who need to review papers, ask questions of PDFs, or improve research writing.

Elicit

Elicit suits researchers who want to search papers and other sources, review evidence, and export reports, tables, or references.

arXiv

It suits readers looking for open-access scholarly articles across its listed subject areas, as well as registered authors submitting research.

It suits life-science researchers who want to share findings before journal submission and receive public feedback.

Litmaps suits researchers looking for papers, mapping citation relationships, and organizing literature reviews.

Europe PMC suits researchers, curators, and librarians looking for life sciences literature and related tools.

Scite

It suits researchers who need citation context, literature search, manuscript checking, and alerts about subsequent studies.

The Lens suits researchers, institutions, and professionals who need to search scholarly records alongside patents.

It suits researchers exploring literature, citation relationships, and unfamiliar fields.

It is designed for Masters and PhD students doing academic searching, citation mapping and literature-review preparation.

It suits researchers sharing eligible health-science manuscripts and readers seeking free access to preprints.

ResearchRabbit suits researchers and students looking for related papers, visual maps of research connections and shared collections.