www.ncbi.nlm.nih.gov
type: Organization
name: National Center for Biotechnology Information (NCBI)
description: The National Center for Biotechnology Information (NCBI) provides a suite of free, publicly accessible REST APIs for querying and retrieving biological and biomedical data.
same as: https://twitter.com/NCBI
same as: https://www.youtube.com/user/NCBINLM
parent organization: www.nlm.nih.gov
has API: eutils
has API: Blast.cgi
has API: v2
has API: pug
has API: oa.fcgi
has API: articles
has API: mh

www.nlm.nih.gov
type: Organization
name: National Library of Medicine (NLM)

eutils
type: WebAPI
name: NCBI Entrez E-utilities API
description: The Entrez Programming Utilities (E-utilities) are the public API to the NCBI Entrez system, providing access to over 38 Entrez databases including PubMed, GenBank, Gene, Taxonomy, and Protein.
url: https://www.ncbi.nlm.nih.gov/books/NBK25497/
documentation: https://www.ncbi.nlm.nih.gov/books/NBK25497/
provider: https://www.ncbi.nlm.nih.gov/

Blast.cgi
type: WebAPI
name: NCBI BLAST URL API
description: The BLAST (Basic Local Alignment Search Tool) URL API allows developers to submit nucleotide and protein sequence homology searches via HTTPS.
url: https://blast.ncbi.nlm.nih.gov/doc/blast-help/developerinfo.html
documentation: https://blast.ncbi.nlm.nih.gov/doc/blast-help/developerinfo.html
provider: https://www.ncbi.nlm.nih.gov/

v2
type: WebAPI
name: NCBI Datasets API
description: The NCBI Datasets v2 REST API provides programmatic access to genomic sequences, gene records, taxonomy data, virus sequences, and ortholog information.
url: https://www.ncbi.nlm.nih.gov/datasets/docs/v2/api/rest-api/
documentation: https://www.ncbi.nlm.nih.gov/datasets/docs/v2/api/rest-api/
license: https://www.ncbi.nlm.nih.gov/home/about/policies/
provider: https://www.ncbi.nlm.nih.gov/

pug
type: WebAPI
name: PubChem PUG REST API
description: The PubChem Power User Gateway (PUG) REST API provides programmatic access to PubChem's chemical compound, substance, and bioassay data.
url: https://pubchem.ncbi.nlm.nih.gov/docs/pug-rest
documentation: https://pubchem.ncbi.nlm.nih.gov/docs/pug-rest
provider: https://www.ncbi.nlm.nih.gov/

oa.fcgi
type: WebAPI
name: PMC Open Access API (OA Service)
description: The PubMed Central Open Access API retrieves citation data, licensing details, and FTP download locations for Open Access articles in the PMC archive.
url: https://pmc.ncbi.nlm.nih.gov/tools/oa-service/
documentation: https://pmc.ncbi.nlm.nih.gov/tools/oa-service/
provider: https://www.ncbi.nlm.nih.gov/

articles
type: WebAPI
name: PMC ID Converter API
description: The PMC ID Converter API translates between PubMed Central identifiers (PMCID), PubMed identifiers (PMID), Manuscript IDs, and Digital Object Identifiers (DOI).
url: https://pmc.ncbi.nlm.nih.gov/tools/id-converter-api/
documentation: https://pmc.ncbi.nlm.nih.gov/tools/id-converter-api/
provider: https://www.ncbi.nlm.nih.gov/

mh
type: WebAPI
name: PMC OAI-PMH Service
description: The PMC OAI-PMH service allows bulk harvesting of metadata for all items in the PMC archive and full-text content for articles with Creative Commons licenses.
url: https://pmc.ncbi.nlm.nih.gov/tools/oai/
documentation: https://pmc.ncbi.nlm.nih.gov/tools/oai/
provider: https://www.ncbi.nlm.nih.gov/