Technology answer

MetroUI

323

companies run it, <0.01% of 54,527,857 in the index. Landing 12 Sept 2026.

Hosts: 623 live hosts run it, of 191,809,695 hosts in the index, <0.01%. A host is a website, not a company.

Companies by month

No published series

323 companies is under the publication floor of 1,000, and the fixed panel anchored at 31 Dec 2020 carries 65 of them. A monthly line drawn off that many observations would be noise at the same weight as a line off millions, so this page states the count and its date and publishes no series.

First discovered 10 Oct 2023, last discovered 10 Sept 2026.

Both denominators, and a third

Shares of the same 323each row a different wholelanding 12 Sept 2026

Denominator

Companies

Share

companies in the index

54,527,857

<0.01%

companies running anything in UI Frameworks and Components

20,892,480

<0.01%

companies running anything in CSS frameworks

10,536,907

<0.01%

Three wholes, three shares of one count: a share travels with its whole, never alone. Against the last of them, MetroUI is rank 13 of 17 technologies in CSS frameworks.

Open as a segment

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

/companies/tech-metroui

Open the segment

Catalogue record

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

An open‑source CSS framework styled after Metro UI, available on GitHub.

MetroUI is a front‑end CSS and components framework inspired by the Metro design language. Developers include it in web projects to build interfaces with its grid, components, and styles.

Kindlibrary

VendorMetro UI

PathWeb Engineering > UI Frameworks and Components > CSS frameworks

Slugmetroui

Deploymentself-hosted

Pricingfree

Open sourceyes

First discovered2023-10-10

Last discovered2026-09-10

Taxonomy releasetax-2026.10

One click under this answer

Subcategory answerCSS frameworksCompanies running anything in CSS frameworks, 10,536,907 of 54,527,857 in the index, and the technologies ranked in it.Category answerUI Frameworks and ComponentsThe category above this one, with its subcategories and the companies in each.CatalogueAll 8,177 technologiesRanked by the companies running them, with the publication gate named and the long tail drawn.