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Technology answer

UNIX

535,548

companies run it, 0.98% of 54,527,857 in the index. Landing 12 Sept 2026.

Hosts: 1,262,901 live hosts run it, of 191,809,695 hosts in the index, 0.66%. A host is a website, not a company. This is a web standard: it is present on the host and does not count towards a stack.

Companies by month

Companies, monthly, on the fixed panel of sites crawled since 2020of 54,527,857 in the indexlanding 12 Sept 2026

535,546 at Sept 26; 561,300 twelve months earlier, -25,754, -4.6% on the fixed panel; the series starts January 2021 because the panel is anchored at 31 Dec 2020

The 69 numbers in this chart
MonthCompaniesObserved on the panel
2021-01488,95554,061
2021-02488,96154,062
2021-03488,96554,062
2021-04488,96954,062
2021-05488,97354,063
2021-06488,97654,063
2021-07488,97954,064
2021-08489,02454,068
2021-09489,04854,071
2021-10489,07154,074
2021-11489,08754,075
2021-12489,10254,077
2022-01489,11554,079
2022-02489,12754,080
2022-03489,14154,081
2022-04489,15554,083
2022-05489,16954,085
2022-06489,18354,086
2022-07489,19654,087
2022-08489,21054,089
2022-09489,19154,087
2022-10489,19054,087
2022-11489,19054,087
2022-12489,18954,087
2023-01489,19154,087
2023-02489,19454,087
2023-03489,19754,088
2023-04492,96954,505
2023-05493,99754,618
2023-06495,02554,732
2023-07496,05154,845
2023-08497,07954,959
2023-09498,10755,073
2023-10499,13055,186
2023-11500,15655,299
2023-12501,18255,413
2024-01502,20955,526
2024-02503,23655,640
2024-03505,13855,850
2024-04506,75856,029
2024-05504,60855,792
2024-06505,21655,859
2024-07505,82055,926
2024-08506,46055,996
2024-09509,79556,365
2024-10514,36456,870
2024-11519,43657,431
2024-12524,19257,957
2025-01529,48558,542
2025-02534,21359,065
2025-03538,94059,587
2025-04543,01360,038
2025-05546,94160,472
2025-06551,35860,960
2025-07555,51061,419
2025-08559,69661,882
2025-09561,30062,060
2025-10560,19461,937
2025-11557,85361,678
2025-12555,01061,364
2026-01552,51761,089
2026-02550,35160,849
2026-03549,07560,708
2026-04547,83160,570
2026-05546,09960,379
2026-06544,57660,211
2026-07542,00759,926
2026-08539,20459,617
2026-09535,54659,212

Both denominators, and a third

Shares of the same 535,548each row a different wholelanding 12 Sept 2026

Denominator
Companies
Share
companies in the index
54,527,857
0.98%
companies running anything in Programming Languages and Runtimes
36,337,962
1.5%
companies running anything in Server operating systems
2,736,129
19.6%

Three wholes, three shares of one count: a share travels with its whole, never alone. Against the last of them, UNIX is rank 3 of 19 technologies in Server operating systems.

Open as a segment

535,548 companies; add a country, a sector or a band on the segment page. Counting is free.

/companies/tech-unix

Open the segment

Catalogue record

As recorded in the cataloguetaxonomy release tax-2026.10last discovered 10 Sept 2026

Registered standard for operating systems that conform to the UNIX specification.

UNIX refers to operating systems certified to The Open Group’s Single UNIX Specification. It is a standards family rather than a single product and underpins many server environments.

Kindstandard
VendorThe Open Group, unix.org
Slugunix
Deploymentself-hosted
Pricingfree
Open sourceno
First discovered2019-10-04
Last discovered2026-09-10
Taxonomy releasetax-2026.10