Alternatives and competitors

Sites like Internal Revenue Service

The 20 closest tax administration agency alternatives to Internal Revenue Service, ranked by what they actually offer, and the 6 technologies behind it.

Looking for an alternative to Internal Revenue Service? The closest matches are Income Tax, usa.gov and United States Department of Education. 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
15 ms

01 · Entity

About Internal Revenue Service

Internal Revenue Service irs.gov

Internal Revenue Service | An official website of the United States government

Pay your taxes. Get your refund status. Find IRS forms and answers to tax questions. We help you understand and meet your federal tax responsibilities.

Wikidata: revenue service of the United States federal government

Top 10K · #1,331 English 6 technologies Crawled Nov 6, 2026
Visit Internal Revenue Service

Summary by Claude

Official website of the US federal tax agency, where individuals and businesses file and pay federal taxes, check refund status, download tax forms, set up payment plans and access tax records.

Who it’s for
US taxpayers, businesses and tax professionals
Business model
Government funded

02 · Embedding space

Competitor map

Each alternative by how close its vector is to Internal Revenue Service’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

www.gov.ukwww.gov.brafip.gob.arFederal Reserve SystemELSTERGoods and Services TaxAgenzia EntrateUnited States Department of Educationusa.govIncome Tax

03 · Nearest neighbours

Alternatives to Internal Revenue Service

Thumbs up if it’s a real alternative to Internal Revenue Service, thumbs down if it isn’t.

Only in English
  1. 01
    Income Tax incometax.gov.in Top 10K English

    Home | Income Tax Department

  2. 02
    usa.gov Top 10K English

    Making government services easier to find | USAGov

    Find government benefits, services, agencies, and information at USA.gov. Contact elected officials. Learn about passports, Social Security, taxes, and more.

  3. 03

    Azure WAF

    Azure WAF

  4. 04
    Agenzia Entrate agenziaentrate.gov.it Top 10K Italian

    Due Agenzie al servizio del Paese - Portale Agenzia Entrate

    Due Agenzie al servizio del Paese - Agenzia Entrate e Agenzia Entrate Riscossione

  5. 05
    Goods and Services Tax gst.gov.in Top 10K

    an indirect tax levied in India

  6. 06
    ELSTER elster.de Top 10K German

    ELSTER - Startseite

    German government tax filing portal and electronic tax return system

  7. 07
    Federal Reserve System federalreserve.gov Top 10K

    central banking system of the United States

  8. 08
    afip.gob.ar Top 10K Spanish
  9. 09
    www.gov.br Top 1K English

    Home — Planalto

    country in South America

  10. 10
    www.gov.uk Top 1K English

    Welcome to GOV.UK

    GOV.UK - The best place to find government services and information.

  11. 11
    CMS cms.gov Top 10K English

    Home - Centers for Medicare & Medicaid Services | CMS

    United States federal agency

  12. 12
    Small Business Administration sba.gov Top 10K English

    Homepage - Small Business Administration

    Powering American capital and entrepreneurship Learn more about how SBA is supporting small businesses Business resources SBA lenders Contracting Disaster

  13. 13
    Indiana in.gov Top 10K

    state of the United States of America

  14. 14

    independent agency of the U.S. federal government

  15. 15

    United States Patent and Trademark Office

    Home page of the United States Patent and Trademark Office's main web site.

  16. 16
    dol.gov Top 10K English

    Home | U.S. Department of Labor

    U.S. federal department that regulates workers' rights and labor markets

  17. 17

    National Archives | Home

    National Archives and Records Administration

  18. 18

    400 The plain HTTP request was sent to HTTPS port

    government of the U.S. state of Tennessee

  19. 19

    department of the US government

  20. 20
    Federal Register federalregister.gov Top 10K

    official journal of the U.S. Federal Government

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

04 · Fingerprints

Technology

What Internal Revenue Service 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)
Tag managers
Security
CDN
  • Akamai header akamai-grn: 0.90c83017.1793956635.b7ef7b26
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 Internal Revenue Service adds or drops shows up here.

SimilarSiteSearch

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

About our crawler