litlasSource coverage
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Source coverage

Sixteen requested sources, surfaced on a dedicated page

Counts and ingest status are no longer buried in the landing page. Every source has a route-level inventory card.

Source registry

16 connectors with live record counts

raw record counts include non-paper entities such as citation edges, ROR / ORCID identities, and Common Crawl URL discoveries.

OpenAlex

openalex / metadata / api

0 raw0 papersglobal

Core paper metadata and canonical work identifiers.

  • Status: running
  • Requested: 0
  • Finished raw / papers: 0 / 0
  • Note: api-filtered cited_by_count>=10; local-host OpenAlex egress; remote DB over SSH tunnel; resumed after disk-full; reduced concurrency=4; periodic checkpoint; disk guard enabled; defer-citation-edges | replaced crashed checkpoint supervisor with disk-only monitor

OpenCitations

opencitations / citation-graph / api

100 raw0 papersglobal

Citation-edge enrichment for DOI-linked works.

  • Status: completed
  • Requested: 100
  • Finished raw / papers: 100 / 0

Crossref

crossref / metadata / api

100 raw100 papersglobal

DOI metadata, abstracts, and licensing hints.

  • Status: completed
  • Requested: 100
  • Finished raw / papers: 100 / 100

DataCite

datacite / metadata / api

100 raw100 papersglobal

Dataset, preprint, and research-object DOI metadata.

  • Status: completed
  • Requested: 100
  • Finished raw / papers: 100 / 100

ROR / ORCID

ror_orcid / identity / api

100 raw0 papersglobal

Research organization and author identifier normalization.

  • Status: completed
  • Requested: 100
  • Finished raw / papers: 100 / 0

arXiv

arxiv / preprint / api

100 raw100 papersglobal

Computer science and adjacent open-preprint ingest.

  • Status: completed
  • Requested: 100
  • Finished raw / papers: 100 / 100

DBLP

dblp / bibliography / api

12414064 raw12414064 papersglobal

Computer science bibliography backbone.

  • Status: completed
  • Requested: 0
  • Finished raw / papers: 12414064 / 12414064
  • Note: full-dataset

OpenReview

openreview / conference / api

100 raw100 papersglobal

Public venue submissions, metadata, and discussion surfaces.

  • Status: completed
  • Requested: 100
  • Finished raw / papers: 100 / 100

ACL Anthology

acl_anthology / conference / bulk-html

100 raw100 papersglobal

NLP proceedings and anthology metadata.

  • Status: completed
  • Requested: 100
  • Finished raw / papers: 100 / 100

PubMed

pubmed / biomedical / api

100 raw100 papersglobal

Biomedical literature indexing via Entrez.

  • Status: completed
  • Requested: 100
  • Finished raw / papers: 100 / 100

PMC Open Access Subset

pmc_open_access / biomedical-fulltext / api

100 raw100 papersglobal

Open-access biomedical full-text discovery via PMC.

  • Status: completed
  • Requested: 100
  • Finished raw / papers: 100 / 100

DOAJ

doaj / open-access / api

100 raw100 papersglobal

Directory of Open Access Journals metadata.

  • Status: completed
  • Requested: 100
  • Finished raw / papers: 100 / 100

CORE

core / open-access / api

100 raw100 papersglobal

Open-access paper aggregation and repository metadata.

  • Status: completed
  • Requested: 100
  • Finished raw / papers: 100 / 100

OpenAIRE Graph

openaire_graph / open-access / api

100 raw100 paperseu

European research graph and publication metadata.

  • Status: completed
  • Requested: 100
  • Finished raw / papers: 100 / 100

Unpaywall

unpaywall / open-access / api

100 raw0 papersglobal

OA availability resolution and landing URLs for DOIs.

  • Status: completed
  • Requested: 100
  • Finished raw / papers: 100 / 0

Common Crawl

common_crawl / web-discovery / index-api

100 raw0 papersglobal

Auxiliary web-scale URL discovery for scholarly domains.

  • Status: completed
  • Requested: 100
  • Finished raw / papers: 100 / 0