Sites like nih.gov

01 · Entity

About nih.gov

nih.gov

Wikidata: US government medical research agency

Top 1K · #138 English 10 technologies Crawled Nov 6, 2026

Visit nih.gov

Summary by Claude

Official website of the US National Institutes of Health, the federal biomedical research agency, providing information on research funding and grants, health topics, clinical trials, and the work of its institutes and centers.

Who it’s for

Researchers, health professionals, and the public

Business model

Government funded

• government medical research
• research grants
• biomedical research funding
• clinical trials
• health information
• NIH institutes and centers
• PubMed
• grant applications
• public health research

02 · Embedding space

Competitor map

Each alternative by how close its vector is to nih.gov’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.

We can’t read nih.gov’s homepage (bot protection page), so it’s compared on what Wikidata and Wikipedia say about it.

1. 01
   National Cancer Institute cancer.gov Top 10K English

   Comprehensive Cancer Information - NCI

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

   • Google Search Console
   • Adobe Experience Platform Tags
   • Drupal
   • Google Fonts
   • Meta Business Suite
   • nginx

   0 say National Cancer Institute is a good alternative to nih.gov 0 say National Cancer Institute isn’t a real alternative to nih.gov

   Comment
   Very close cos 0.942
2. 02
   CDC cdc.gov Top 1K English

   Centers for Disease Control and Prevention | CDC

   United States government public health agency

   • Adobe
   • Apple Business
   • Atlassian
   • Google Search Console
   • Microsoft 365
   • OpenAI

   0 say CDC is a good alternative to nih.gov 0 say CDC isn’t a real alternative to nih.gov

   Comment
   Very close cos 0.938
3. 03
   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.

   • Adobe
   • Atlassian
   • Google Search Console
   • Microsoft 365
   • Amazon SES
   • Apache HTTP Server

   0 say NSF is a good alternative to nih.gov 0 say NSF isn’t a real alternative to nih.gov

   Comment
   Very close cos 0.928
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.

   • Google Search Console
   • Amazon Web Services
   • Bing Webmaster Tools
   • Amazon CloudFront
   • Google Tag Manager
   • jQuery

   0 say MedlinePlus is a good alternative to nih.gov 0 say MedlinePlus isn’t a real alternative to nih.gov

   Comment
   Very close cos 0.925
5. 05
   hhs.gov Top 10K

   United States federal executive department

   • Adobe
   • Apple Business
   • Atlassian
   • Google Search Console
   • Microsoft 365
   • OpenAI

   0 say hhs.gov is a good alternative to nih.gov 0 say hhs.gov isn’t a real alternative to nih.gov

   Comment
   Very close cos 0.923
6. 06
   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.

   • Google Search Console
   • Microsoft 365
   • Akamai
   • Akamai Edge DNS
   • Google Tag Manager
   • HubSpot

   0 say National Academies is a good alternative to nih.gov 0 say National Academies isn’t a real alternative to nih.gov

   Comment
   Very close cos 0.920
7. 07
   ClinicalTrials.gov clinicaltrials.gov Top 10K English

   ClinicalTrials.gov

   United States government registry of clinical trials

   • Google Search Console
   • Google Cloud
   • Google Cloud DNS
   • Google Fonts

   0 say ClinicalTrials.gov is a good alternative to nih.gov 0 say ClinicalTrials.gov isn’t a real alternative to nih.gov

   Comment
   Very close cos 0.919
8. 08
   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

   • Google Search Console
   • Microsoft 365
   • Drupal
   • jQuery
   • Matomo
   • PHP

   0 say CNRS is a good alternative to nih.gov 0 say CNRS isn’t a real alternative to nih.gov

   Comment
   Very close cos 0.918
9. 09
   fda.gov Top 1K

   agency of the US Department of Health and Human Services

   • Microsoft 365
   • OpenAI
   • Webex
   • Akamai
   • Akamai Edge DNS
   • Zoom

   0 say fda.gov is a good alternative to nih.gov 0 say fda.gov isn’t a real alternative to nih.gov

   Comment
   Very close cos 0.915
10. 10
    CMS cms.gov Top 10K English

    Home - Centers for Medicare & Medicaid Services | CMS

    United States federal agency

    • Google Search Console
    • Microsoft 365
    • Webex
    • Akamai
    • Akamai Edge DNS
    • Drupal

    0 say CMS is a good alternative to nih.gov 0 say CMS isn’t a real alternative to nih.gov

    Comment
    Very close cos 0.914
11. 11
    United States Department of Education ed.gov Top 10K

    Azure WAF

    Azure WAF

    • Adobe
    • Apple Business
    • Atlassian
    • Google Search Console
    • Microsoft 365
    • OpenAI

    0 say United States Department of Education is a good alternative to nih.gov 0 say United States Department of Education isn’t a real alternative to nih.gov

    Comment
    Very close cos 0.913
12. 12
    kemkes.go.id Top 10K

    government ministry in Indonesia

    • Google Search Console
    • Cloudflare DNS
    • GlobalSign
    • SendGrid

    0 say kemkes.go.id is a good alternative to nih.gov 0 say kemkes.go.id isn’t a real alternative to nih.gov

    Comment
    Very close cos 0.911
13. 13
    rosminzdrav.ru Top 10K Russian

    Министерство здравоохранения Российской Федерации

    Официальный сайт Министерства здравоохранения Российской Федерации

    • nginx
    • Ruby on Rails

    0 say rosminzdrav.ru is a good alternative to nih.gov 0 say rosminzdrav.ru isn’t a real alternative to nih.gov

    Comment
    Very close cos 0.910
14. 14
    United States Department of Energy energy.gov Top 10K English

    Department of Energy

    U.S. Department of Energy - Home

    • Apple Business
    • Google Search Console
    • Microsoft 365
    • Webex
    • Apache HTTP Server
    • Amazon CloudFront

    0 say United States Department of Energy is a good alternative to nih.gov 0 say United States Department of Energy isn’t a real alternative to nih.gov

    Comment
    Very close cos 0.909
15. 15
    www.nhs.uk Top 10K English

    NHS website for England - NHS

    Find information and services to help you manage your health.

    • Google Search Console
    • Adobe Experience Platform Tags
    • Akamai Bot Manager
    • Azure Front Door

    0 say www.nhs.uk is a good alternative to nih.gov 0 say www.nhs.uk isn’t a real alternative to nih.gov

    Comment
    Very close cos 0.906
16. 16
    National Archives and Records Administration archives.gov Top 10K English

    National Archives | Home

    National Archives and Records Administration

    • Google Search Console
    • Bootstrap
    • Amazon CloudFront
    • Google Fonts
    • Google Tag Manager
    • jQuery

    0 say National Archives and Records Administration is a good alternative to nih.gov 0 say National Archives and Records Administration isn’t a real alternative to nih.gov

    Comment
    Very close cos 0.908
17. 17
    Europe PubMed Central europepmc.org Top 10K English

    database of biomedical research

    • Cloudflare
    • Amazon Route 53

    0 say Europe PubMed Central is a good alternative to nih.gov 0 say Europe PubMed Central isn’t a real alternative to nih.gov

    Comment
    Very close cos 0.905
18. 18
    United States Department of State state.gov Top 1K English

    Technical Difficulties

    executive department of the U.S. federal government

    • Adobe
    • Apple Business
    • Atlassian
    • DocuSign
    • Google Search Console
    • Microsoft 365

    0 say United States Department of State is a good alternative to nih.gov 0 say United States Department of State isn’t a real alternative to nih.gov

    Comment
    Very close cos 0.906
19. 19
    World Health Organization who.int Top 1K English

    World Health Organization (WHO)

    The United Nations agency working to promote health, keep the world safe and serve the vulnerable

    • Apple Business
    • Atlassian
    • Cloudflare
    • DocuSign
    • Google Search Console
    • Microsoft 365

    0 say World Health Organization is a good alternative to nih.gov 0 say World Health Organization isn’t a real alternative to nih.gov

    Comment
    Very close cos 0.904
20. 20
    United States Navy navy.mil Top 10K

    maritime branch of the United States military

    • Microsoft 365
    • Akamai

    0 say United States Navy is a good alternative to nih.gov 0 say United States Navy isn’t a real alternative to nih.gov

    Comment
    Very close cos 0.905

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

04 · Fingerprints

Technology

What nih.gov is built with, and what its closest competitors use, from its homepage’s code and its DNS records.