INDEXING & DISCOVERY SERVICES
Comprehensive listing of databases, directories, portals, and repositories
DATABASES & AGGREGATORS
EBSCOhost / EDS
EBSCO's discovery service and databases integrate open-access and subscription content, extending journal reach across academic libraries worldwide.
Dimensions – Digital Science
Dimensions links publications with grants, clinical trials, patents, and policy documents, offering an integrated view of research funding and outcomes.
Scilit (MDPI)
Scilit is a comprehensive, free database for scientists using a unique algorithm to index scholarly articles and provide advanced discovery of journals and publishers.
Semantic Scholar
Semantic Scholar is an AI-driven discovery platform indexing 200M+ academic papers from publisher partnerships, data providers, and web crawls to enhance research impact.
SEARCH ENGINES & DISCOVERY PORTALS
Google Scholar
Google Scholar enables broad discovery of scholarly literature across disciplines and sources, including articles, theses, books, abstracts, and legal opinions.
OpenAlex
OpenAlex is an open catalog of the global research system, indexing works, authors, venues, institutions, and concepts for comprehensive scholarly mapping.
CAPES Journal Portal (Portal de Periódicos CAPES)
The CAPES Journal Portal provides nationwide access to high-quality scholarly content for Brazilian institutions, enhancing discovery, teaching, and research through an extensive collection of journals, databases, and e-books.
OpenAIRE
OpenAIRE maintains one of the largest open scholarly graphs, supporting discovery, monitoring, and assessment of science through trusted data sources and open-science services.
OUCI – Open Ukrainian Citation Index
OUCI is a search engine and indexing platform developed by the State Scientific and Technical Library of Ukraine, enabling discovery and citation analysis of scholarly content worldwide.
DIRECTORIES & INDEXES
DOAJ – Directory of Open Access Journals INDEXED
DOAJ is a community-curated index of peer-reviewed open-access journals, enhancing trust, visibility, and discoverability for quality OA publications.
LATINDEX
Latindex is a cooperative regional system that compiles bibliographic information and editorial quality criteria for scientific serials produced in Ibero-America.
ROAD – Directory of Open Access Scholarly Resources
ROAD provides free access to the ISSN Register for key identification data on print and digital serials and open-access scholarly resources published worldwide.
DRJI – Directory of Research Journal Indexing
DRJI increases the visibility and usability of open-access scholarly journals, promoting their global reach and citation impact through centralized discovery.
Diadorim – IBICT
Diadorim is an IBICT service informing permissions for storage and access to articles from Brazilian journals in open digital repositories, supporting open-science practices.
LivRe – Brazilian Open-Access Journals Catalog
LivRe is a national catalog that lists open-access journals across knowledge areas, improving discoverability of Brazilian scholarly publications.
SCIENTIFIC REPOSITORIES & NETWORKS
WorldCat – OCLC
WorldCat connects thousands of library collections in a single search interface, helping users locate unique, trustworthy materials held by libraries worldwide.
ResearchGate – Academic Social Network
ResearchGate is a scholarly network where researchers share publications and engage with peers; it supports dissemination and post-publication visibility of articles and datasets.
Miguilim – IBICT
Miguilim is the Brazilian national directory of electronic scholarly journals maintained by IBICT, improving transparency and visibility for domestic journals.
Sumários.org
Sumários.org is a Brazilian index of journal tables of contents, continuing the legacy of “Sumários Correntes Brasileiros” to improve access to national scholarly output.
IDENTIFICATION & INTEROPERABILITY
Crossref – DOI Registration Agency
Crossref is a nonprofit DOI registration agency that provides persistent identifiers and rich metadata for scholarly content, enabling reliable linking, citation tracking, and discovery.
Last Updated: April 2026 | Total Indexing Sources: 20