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Technology · Web Development

Base UI

base-ui.com

Base UI is an unstyled React component library that provides accessible, high-performance building blocks for creating user interfaces, emphasizing accessibility, performance, and developer experience.

Base UI belongs toUI frameworkscategory.

14websites

use it — 0.6% of the 2,560 websites we scanned in the last 12 months

#12of 33

tools in its category seen in our scans (we recognize 96)

13public pages

on UptimeCard — open any of them to see how that site is doing

0.18% of all websites we track run Base UI▲ 0.02 points since 20 Sep

At a glance

UptimeCard's own scans and tests of 2,560 websites · refreshed weekly

How Base UI sites scoreout of 100 · hover or tap a score for details

49PerformancePooraverage site: 5089AccessibilityGoodaverage site: 8996Best practicesGoodaverage site: 9392SEOGoodaverage site: 92

Page load time

Loads about 43% faster than the average site

Base UI sites
2.4 s
All sites
4.3 s

Most Base UI sites load in 2.1–2.9 s. Home page weight: 3.9 MB vs 3.3 MB for all sites. 9 public sites measured.

Who uses it?

Technology and Software is the biggest group

Technology and Software39%
Software as a Service (SaaS)23%
Business Services15%
Fintech Solutions8%

Share of 13 classified public sites. “× average” compares with all 961 public sites.

How Base UI sites are built

Closest partners. The number says how many times more often the tool runs on Base UI sites than on an average website. Hover a partner for its share of sites.

Turbopack21×HeroUI15×Vercel9×Tailwind CSS9×Marko9×Next.js5×Linkedin Insight Tag3×React3×Node.js3×

Usually installed alongside

The bigger the bubble, the more of the 14 Base UI sites also run the tool. Colour shows what the tool does. Hover or tap a bubble for details.

Google Analytics64%Linkedin Insight Tag57%Facebook Pixel36%Google Tag Manager64%Linkedin Ads29%OneTrust29%
AnalyticsTag managerAdvertisingCookie consent

Similar tools in its category

UI frameworks: 96 tools known, 33 seen in our scans

How websites combine Base UI with other tools

Relationships found on the websites that use it, from the same map status pages show.

Complements another tool 7Integrates with another 5Needs another tool 4Overlaps with another 3Built on a platform 1

Websites using Base UI

14 websites use Base UI: 0.6% of the 2,560 websites we scanned in the last 12 months. A selection is shown below.

Scores are out of 100: P Performance · A Accessibility · B Best practices · S SEO. Green 80+, yellow 65–79, orange 50–64, red below 50. The dot shows whether our last scan found the site failing (red) or not (green); Red, amber or blue: an active incident on the site's status page (outage, degraded, maintenance) or a failing scan; amber also means a certificate ending within 30 days. Hover the dot for details.

Questions about Base UI

How many websites use Base UI?
We found Base UI on 14 of the 2,560 websites we scanned in the last 12 months (0.6%). 13 of them have a public status page.
What is Base UI often used with?
Among the websites we scan, Base UI is often found alongside Next.js (78.6% of its sites), React (78.6% of its sites), Tailwind CSS (71.4% of its sites).
What are the alternatives to Base UI?
Other ui frameworks tools we recognize include Bootstrap, Tailwind CSS, Marko, HeroUI.

Is your website built with Base UI?

UptimeCard checks it around the clock, tells you the minute it stops answering, and gives your visitors a status page.