Alternatives and competitors

Sites like National Cancer Institute

The 20 closest cancer research agency alternatives to National Cancer Institute, ranked by what they actually offer, and the 7 technologies behind it.

Looking for an alternative to National Cancer Institute? The closest matches are nih.gov, CDC and ClinicalTrials.gov. We match sites by what they actually offer, from their homepages, Wikidata and a summary by Claude, in any language. Vote on each alternative and leave a short note to help the next person choose.

Neighbours
k = 20
Sites searched
4,032
Vector
384-d
Query
9 ms

01 · Entity

About National Cancer Institute

National Cancer Institute cancer.gov

Comprehensive Cancer Information - NCI

Accurate, up-to-date, comprehensive cancer information from the U.S. government's principal agency for cancer research.

Wikidata: US research institute, part of National Institutes of Health

Top 10K · #3,150 English 7 technologies Crawled Nov 6, 2026
Visit National Cancer Institute

Summary by Claude

Official website of the U.S. National Cancer Institute, part of NIH, providing cancer information on types, risk factors, diagnosis and treatment, a clinical trial search, and research grant funding and training resources.

Who it’s for
Cancer patients, caregivers, researchers
Business model
Government funded

02 · Embedding space

Competitor map

Each alternative by how close its vector is to National Cancer Institute’s (x) and how much traffic it gets, how much of the stack it shares, or where it sits in the embedding space itself (y). Lines split each axis at the median. Hover for the numbers, click to jump to it in the list.

similarity × popularity

National Institute of Standards and Technologywww.nhs.ukMayo ClinicHealthlineCNRSNational AcademiesMedlinePlusClinicalTrials.govCDCnih.gov

03 · Nearest neighbours

Alternatives to National Cancer Institute

Thumbs up if it’s a real alternative to National Cancer Institute, thumbs down if it isn’t.

Only in English
  1. 01
    nih.gov Top 1K English

    US government medical research agency

  2. 02
    CDC cdc.gov Top 1K English

    Centers for Disease Control and Prevention | CDC

    United States government public health agency

  3. 03
    ClinicalTrials.gov clinicaltrials.gov Top 10K English

    ClinicalTrials.gov

    United States government registry of clinical trials

  4. 04
    MedlinePlus medlineplus.gov Top 10K English

    MedlinePlus - Health Information from the National Library of Medicine

    Find information on health conditions, wellness issues, and more in easy-to-read language on MedlinePlus, the up-to-date, trusted health information site from the NIH and the National Library of Medicine.

  5. 05
    National Academies nationalacademies.org Top 10K English

    National Academies of Sciences, Engineering, and Medicine

    Our work helps shape sound policies, inform public opinion, and advance the pursuit of science, engineering, and medicine.

  6. 06
    CNRS cnrs.fr Top 10K English

    Centre national de la recherche scientifique (CNRS)

    Le Centre national de la recherche scientifique est le plus grand organisme public français de recherche scientifique. Il exerce son activité dans

  7. 07
    Healthline healthline.com Top 10K English

    Healthline: Medical information and health advice you can trust.

    We're committed to being your source for expert health guidance. Come to us in your pursuit of wellness.

  8. 08
    Mayo Clinic mayoclinic.org Top 1K

    medical practice and medical research group based in Rochester, Minnesota, United States

  9. 09
    www.nhs.uk Top 10K English

    NHS website for England - NHS

    Find information and services to help you manage your health.

  10. 10

    National Institute of Standards and Technology

    NIST promotes U.S. innovation and industrial competitiveness by advancing measurement science, standards, and technology in ways that enhance economic security and improve our quality of life.

  11. 11
    NSF nsf.gov Top 10K English

    NSF - U.S. National Science Foundation

    NSF is an independent federal agency that supports science and engineering in all 50 states and U.S. territories.

  12. 12
    CIA cia.gov Top 10K English

    CIA

    national foreign intelligence agency of the United States

  13. 13
    United States Department of Energy energy.gov Top 10K English

    Department of Energy

    U.S. Department of Energy - Home

  14. 14
    inria.fr Top 10K English

    Making sure you're not a bot!

    French research institution in computer science

  15. 15
    Everyday Health everydayhealth.com Top 10K English

    Everyday Health: Trusted Medical Information, Expert Health Advice, News, Tools, and Resources

    Everyday Health inspires and empowers people to live their healthiest lives, every day, through trusted, medically reviewed information and expert health advice from the nation's leading healthcare providers and patient advocates. Learn more about health

  16. 16
    Smithsonian Institution si.edu Top 10K English

    Smithsonian request verification

    group of museums and research centers administered by the United States government

  17. 17

    Azure WAF

    Azure WAF

  18. 18

    autonomous research university in Singapore

  19. 19

    National Archives | Home

    National Archives and Records Administration

  20. 20
    Library of Congress loc.gov Top 1K English

    Home | Library of Congress

    The world's largest library. View historic photos, maps, books and more. Contact experts for help with research. Plan a visit. Home of U.S. Copyright Office.

Ranked by score: the cosine similarity of each site’s vector to cancer.gov’s, less a small penalty for generic sites that are close to everything. Highlighted technologies are ones National Cancer Institute uses too. Votes and comments come from visitors and don’t change the ranking.

04 · Fingerprints

Technology

What National Cancer Institute is built with, and what its closest competitors use, from its homepage’s code and its DNS records.

Built with

CMS
  • Drupal header x-generator: Drupal 10 (https://www.drupal.org)
Fonts
Tag managers
Web servers
  • nginx header server: nginx
Languages & backends
  • PHP implied by Drupal (header x-generator: Drupal 10 (https://www.drupal.org))
SaaS tools (verified in DNS)

Stack changes

No changes yet. Each new crawl is compared with the last one, and what National Cancer Institute adds or drops shows up here.

SimilarSiteSearch

Competitors by meaning, stacks from the source. Data from public homepages and DNS.

About our crawler