As of October 11, 2026, TechLeads detects Pure CSS on 15,622 websites: 0.10% of UI frameworks detections, the 22nd most-used of 78 UI frameworks technologies we track.
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TechLeads. "Companies Using Pure CSS." Data as of October 11, 2026. https://techleads.fyi/technology/pure-cssHTML link
<a href="https://techleads.fyi/technology/pure-css">Companies using Pure CSS (TechLeads data)</a>Sample results for Pure CSS
| Rank | Icon | Website | Title | Description | Company | Country | Language |
|---|---|---|---|---|---|---|---|
| #1,000 | Speedtest by Ookla - The Global Broadband Speed Test | Use Speedtest on all your devices with our free desktop and mobile apps. | Speedtest.net | - | en | ||
| #3,363 | The GNU Privacy Guard | - | - | - | - | ||
| #5,000 | ASUS Brasil | Notebooks, Smartphones e Tecnologia Avançada | ASUS公式サイト・ASUS日本｜世界シェアNo.1のマザーボードメーカーであり、高性能自作PCパーツ、Windows搭載ノートパソコン、ゲーミングPC、デスクトップ、スマホ、モニター、周辺機器などおすすめの多彩な製品を展開する総合エレクトロニクスブランド。最新製品情報やサポートも充実。 | - | BR | pt-br | ||
| #5,000 | Watch Cartoons and Anime Online in HD for Free | We have wide range of cartoons and anime that you can watch in HD and High quality for free. | - | - | - | ||
| #6,057 | Docs.rs | Recrypt implements a set of cryptographic primitives for building a multi-hop proxy re-encryption scheme, known as Transform Encryption. | - | - | - | ||
| #10,000 | VivaTok - Quizzes, Friendship games, Compatibility tests | Quizzes, Friendship games, Compatibility tests | VivaTok | - | - | ||
| #10,000 | Autodesk Fusion with Netfabb | Get Prices & Buy Official | Autodesk Fusion with Netfabb is software for additive manufacturing, design, and simulation. Buy a subscription from the official Autodesk store or a reseller. | - | US | en-US | ||
| #10,000 | DER AKTIONÄR - Deutschlands führendes Börsenmagazin seit 1996 | Täglich aktuelle Nachrichten zu den Themen Börse, Finanzen und Wirtschaft liefert Ihnen das Anlegermagazin DER AKTIONÄR im Web, als App oder am Zeitungskiosk. | Börsenmedien AG | DE | de-de | ||
| #10,000 | Noticias de hoy en Colombia y el mundo. Última hora | Noticias | Últimas noticias de Colombia y el mundo hoy. Información y noticias de última hora de Colombia, Deportes, Bogotá, Mundo, Política y más en El Espectador. | El Espectador | - | es | ||
| #10,000 | Anime Recommendations, Reviews, Manga and More! | Anime-Planet | - | - | - | en | ||
| #17,067 | Universidade da Coruña | Universidade da Coruña | - | - | - | ||
| #17,888 | Learn Chinese Online and on Mobile with Nincha | The best way to learn Chinese online. Learn how to read, write and speak Chinese online with 3500+ lessons. Ninchanese offers a personalized and engaging way to learn Chinese. | Ninchanese | - | - | ||
| #17,948 | Bleeding Cool News - Comics, Movies, TV, Games, Collectibles | Bleeding Cool is your independent source for news about comic books, film, tv, games, collectibles, and more. | - | - | - | ||
| #18,816 | PetitLyrics - Lyric Posting Community | The PetitLyrics community allows you to enjoy karaoke-style lyrics from over 3,600,000 songs. You can add music from all over the world as you like! You can use the PetitLyrics Maker app to post lyrics and the PetitLyrics music app to view lyrics. | - | - | en | ||
| #21,092 | index | Alpine Linux | Alpine Linux | - | - | - | ||
| #21,759 | Home | Vulkan | Cross platform 3D Graphics | Vulkan is a next generation graphics and compute API that provides high-efficiency, cross-platform access to modern GPUs used in PCs, consoles, mobile phones and embedded platforms. | Vulkan | - | - | ||
| #24,031 | Aphyr - Posts | - | - | - | - | ||
| #26,451 | NewsDigest（ニュースダイジェスト）ニュース速報と地震・災害速報まとめ | - | - | - | - | ||
| #29,543 | Visit Hopkinsville – Official Travel Guide for Hopkinsville, Ky. – The Batter Capital of the World | - | - | - | - | ||
| #32,147 | Bible and Mishneh Torah for All - Jews and Gentiles / Mechon Mamre | - | - | - | he | ||
| #33,744 | Welcome - IRCv3 | Welcome to the IRCv3 Working Group. We | Ircv3 | - | en | ||
| #35,621 | thefantasytrip.game | - | - | - | en | ||
| #42,283 | EcoCyc: Encyclopedia of E. coli Genes and Metabolism | The EcoCyc database describes the genome, metabolic pathways, and regulatory network of Escherichia coli and provides extensive bioinformatics tools. | - | - | - | ||
| #45,326 | NEDIC | home | The National Eating Disorder Information Centre (NEDIC) provides information, referrals and support to people in Canada affected by eating disorders. | - | - | - | ||
| #46,492 | Nim Programming Language | The Nim programming language is a concise, fast programming language that compiles to C, C++ and JavaScript. | Nim Programming Language | - | en |
Complete Pure CSS website dataset in CSV. One-time purchase.
Secure checkout · 7-day download accessDistribution of websites using Pure CSS across countries in the TechLeads database.
| Country | Sites |
|---|---|
| United States(US) | 105 |
| Austria(AT) | 52 |
| United Kingdom(GB) | 45 |
| France(FR) | 24 |
| Germany(DE) | 22 |
| Lithuania(LT) | 16 |
| Brazil(BR) | 15 |
| Japan(JP) | 10 |
| Czechia(CZ) | 8 |
Technologies most frequently detected on the same websites as Pure CSS.
The most-used UI frameworks technologies in the TechLeads index, by number of websites. Pure CSS accounts for 0.10% of UI frameworks detections (15,622 websites).
| Technology | Websites | Share of UI frameworks |
|---|---|---|
| Bootstrap | 10,292,371 | 67.6% |
| Tailwind CSS | 1,478,839 | 9.7% |
| Animate.css | 969,297 | 6.4% |
| UIKit | 539,827 | 3.5% |
| Radix UI | 380,282 | 2.5% |
| ZURB Foundation | 327,934 | 2.2% |
| shadcn/ui | 249,470 | 1.6% |
| Element UI | 218,518 | 1.4% |
| MUI | 156,543 | 1.0% |
| Material Design Lite | 92,051 | 0.60% |
Pure CSS market share report: competitors, rank and usage over time
TechLeads scans public websites and identifies Pure CSS from signals in the page HTML, scripts, cookies, HTTP headers and DNS records. Website counts refresh daily; this page uses data from October 11, 2026. Counts only include websites we have scanned, so they can differ from other providers.
792 new sites in the last 12 weeks
Pure CSS is a UI frameworks technology. Browse websites using Pure CSS and discover companies that use it.
Our comprehensive database contains 15,622 websites using Pure CSS, making it the most complete Pure CSS sites list available. This Pure CSS customer websites directory helps businesses detect websites using Pure CSS and identify potential leads.
The largest concentrations of Pure CSS websites are in US, AT, GB, based on our indexed country data.
Websites using Pure CSS commonly also use jQuery, Google Analytics, PHP, Open Graph, Google Font API — reflecting typical Pure CSS technology stacks.
Our Pure CSS technology detection system scans millions of websites to identify those powered by Pure CSS. This list of sites with Pure CSS includes detailed information such as company names, contact details, social media profiles, and website rankings. Whether you're looking for top websites with Pure CSS or exploring Pure CSS adoption trends, our database provides comprehensive insights.
Each entry in our Pure CSS sites list includes valuable data points: domain name, global ranking, company information, contact details, social media links. This makes it easy to detect websites using Pure CSS and reach out to potential customers or partners.
Get instant access to the full list of sites with Pure CSS in CSV format. Our dataset includes all 15,622 Pure CSS customer websites with complete contact information, perfect for lead generation, market research, and competitive analysis. The data is regularly updated to ensure accuracy and includes the latest Pure CSS powered websites.
| Canada(CA) | 7 |
| Netherlands(NL) | 6 |
| Poland(PL) | 6 |
| Australia(AU) | 5 |
| Italy(IT) | 4 |
| India(IN) | 4 |
| Switzerland(CH) | 3 |
| Russia(RU) | 3 |
| China(CN) | 3 |
| Spain(ES) | 2 |
| Denmark(DK) | 2 |
| South Africa(ZA) | 2 |
| Indonesia(ID) | 2 |
| Argentina(AR) | 1 |
| Sweden(SE) | 1 |
| Finland(FI) | 1 |
| Thailand(TH) | 1 |
| Taiwan(TW) | 1 |
| Hungary(HU) | 1 |
| Vietnam(VN) | 1 |
| Peru(PE) | 1 |
Sites where we first detected Pure CSS, by week (UTC, weeks start Monday). Counts follow our discovery coverage, so weekly totals can vary.