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Technology answer

UIKit

410,097

companies run it, 0.75% of 54,527,857 in the index. Landing 12 Sept 2026.

Hosts: 697,589 live hosts run it, of 191,809,695 hosts in the index, 0.36%. A host is a website, not a company.

Companies by month

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

410,095 at Sept 26; 440,577 twelve months earlier, -30,482, -6.9% 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
2021-01218,85438,542
2021-02218,85538,542
2021-03218,85538,542
2021-04218,85538,542
2021-05218,85638,543
2021-06218,85738,543
2021-07218,85838,543
2021-08218,88038,547
2021-09218,88938,548
2021-10218,89738,550
2021-11218,90638,551
2021-12218,91638,553
2022-01218,92638,555
2022-02218,93638,557
2022-03218,94838,559
2022-04218,95938,561
2022-05218,96938,562
2022-06218,98138,565
2022-07218,99238,567
2022-08219,00238,568
2022-09218,99638,567
2022-10219,00238,568
2022-11219,00838,569
2022-12219,01338,570
2023-01219,01638,571
2023-02219,02138,572
2023-03219,02638,573
2023-04226,68939,922
2023-05231,15840,709
2023-06235,62741,496
2023-07240,09542,283
2023-08244,56343,070
2023-09249,03243,857
2023-10253,49744,643
2023-11257,96345,430
2023-12262,42846,216
2024-01266,89447,003
2024-02271,36347,790
2024-03278,74549,090
2024-04285,68450,312
2024-05284,96350,185
2024-06287,46850,626
2024-07289,96751,066
2024-08292,62651,534
2024-09299,18652,689
2024-10310,10954,613
2024-11322,66956,825
2024-12334,86058,972
2025-01349,37961,529
2025-02362,77263,888
2025-03376,16166,245
2025-04387,56868,254
2025-05398,51570,182
2025-06410,46072,286
2025-07422,02574,323
2025-08433,64376,369
2025-09440,57777,590
2025-10443,58178,119
2025-11442,22177,879
2025-12439,22577,352
2026-01436,68376,904
2026-02433,71576,381
2026-03432,45476,159
2026-04430,89275,884
2026-05427,94675,365
2026-06425,58374,949
2026-07421,25474,187
2026-08416,41073,334
2026-09410,09572,222

Both denominators, and a third

Shares of the same 410,097each row a different wholelanding 12 Sept 2026

Denominator
Companies
Share
companies in the index
54,527,857
0.75%
companies running anything in UI Frameworks and Components
20,892,480
2.0%
companies running anything in CSS frameworks
10,536,907
3.9%

Three wholes, three shares of one count: a share travels with its whole, never alone. Against the last of them, UIKit is rank 4 of 17 technologies in CSS frameworks.

Open as a segment

410,097 companies; add a country, a sector or a band on the segment page. Counting is free.

/companies/tech-uikit

Open the segment

Catalogue record

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

Open-source CSS and JS UI framework for building responsive interfaces.

UIkit is a front-end framework providing CSS and JavaScript components for layouts, navigation, and UI elements. It is developed by YOOtheme and used by developers to build responsive websites and apps.

Kindlibrary
VendorYOOtheme, getuikit.com
Sluguikit
Deploymentself-hosted
Pricingfree
Open sourceyes
First discovered2019-10-04
Last discovered2026-09-10
Taxonomy releasetax-2026.10