Technology · CMS
1,893 websites in the live index use OpenCms as of October 2026. Download the full list of OpenCms websites with website, company, country and language.
SourceAs of October 28, 2026, TechLeads detects OpenCms on 1,893 websites: 0.01% of CMS detections, the 114th most-used of 552 CMS technologies we track.
Sample results for OpenCms. Description is shown under each title.
| Rank | Website | Title · Description | Company | Country | Language |
|---|---|---|---|---|---|
| #5,000 | ipma.pt | Instituto Português do Mar e da Atmosfera | - | - | - |
| #17,067 | udc.es | Universidade da CoruñaUniversidade da Coruña | - | - | - |
| #31,730 | udl.cat | IniciSom una universitat pública i de qualitat, pròxima alhora que oberta al món; referent en formació, recerca i innovació; compromesa amb la cooperació per al desenvolupament i la sostenibilitat, la justícia social i la igualtat d | UDL - Universidad de Lleida | - | ca |
| #43,411 | arabianhorses.org | ArabianHorses.org - arabianhorses.org | - | - | en |
| #47,756 | udc.gal | Universidade da CoruñaUniversidade da Coruña | Udc | - | gl |
| #49,853 | uah.es | Universidad de Alcalá (UAH) MadridLa Universidad de Alcalá (UAH) es una universidad pública de Madrid ubicada en Alcalá de Henares, España, y con campus en Alcalá de Henares y Guadalajara. Imparte titulaciones oficiales de grado, además de titulaciones oficiales de postgrado, doctorados, estudios propios y cursos de formación contin | - | - | - |
| #62,530 | cts-strasbourg.eu | Combiner plusieurs modes de transport - CTS : Compagnie des Transports Strasbourgeois | - | - | - |
| #71,821 | dipucadiz.es | Diputación Provincial de CádizPágina web de la Diputación Provincial de Cádiz. Noticias de la provincia de Cádiz y actuaciones de la Diputación en la provincia. | - | - | - |
| #91,638 | bistummainz.de | Homepage des Theologisch-Pastoralen Instituts für berufsbegleitende BildungDas Theologisch-Pastorale Institut für berufsbegleitende Bildung in Mainz heißt Sie willkommen. | Theologisch Pastorales Institut (TPI) | - | - |
| #100,000 | acquistinretepa.it | Home - acquistinretepaIl portale Acquisti in Rete della Pubblica Amministrazione permette di ottimizzare gli acquisti pubblici di beni e servizi razionalizzando la spesa pubblica e semplificando i processi di fornitura e di acquisto in modo innovativo e trasparente | - | IT | it |
| #100,000 | xunta.gal | Inicio - Diario Oficial de GaliciaDiario Oficial de Galicia | - | - | gl |
| #107,227 | nbs.rs | StartUp Srbija | - | - | - |
| #110,041 | dipusevilla.es | Diputación de SevillaDiputación de Sevilla | Web corporativa de Diputación de Sevilla | ES | es |
| #259,798 | eir.ie | Best deals on Broadband, TV & Mobile | eirUnlimited broadband, mobile & TV deals on No.1 Gigabit Fibre network in Ireland. Great value broadband bundles offering 5Gb speeds. | Eircom Limited | - | en |
| #401,038 | osuna.es | Ayuntamiento de OsunaPortada principal del portal | Ayuntamiento de Osuna | ES | en |
| #497,996 | ironmind.com | IronMind - IronMindIronMind - Tools of the Trade for Serious Strength Athletes | - | - | - |
| #500,000 | uni-stuttgart.de | Forschungsverbünde und -projekte | Universität StuttgartDie Universität Stuttgart gehört zu den forschungsstärksten Universitäten in Deutschland. Eine Vielzahl von Verbünden und Projekten bietet ein ideales Forschungsumfeld für die interdisziplinäre Zusammenarbeit. | - | DE | de |
| #500,000 | visittuscany.com | Tuscany Official Tourism Website | Visit TuscanyFind out here everything you need to know about visiting Tuscany: attractions, ideas, itineraries, events, deals, recipes and tours. | - | - | en |
| #500,000 | caminodesantiago.gal | Inicio - Camino de Santiago en Galicia: web oficial | - | ES | es-ES |
| #500,000 | icribis.com | Acquisto bilanci, rating e visure aziende on line | iCRIBISCerca e acquista su iCRIBIS le informazioni che servono per la tua attività: bilancio di un | - | - | - |
| #500,000 | lasalina.es | Diputación de Salamanca · Bienvenidos a lasalina.esWeb de lasalina.es | - | - | - |
| #500,000 | prudential.com.hk | 保誠香港：人壽、醫療、危疾、退休等保險產品 | 保誠香港保誠香港提供多元化的理財策劃服務及產品，包括人壽保險、退休方案、健康及醫療保障、一般保險及企业僱員福利。立即了解我們的產品。 | - | - | - |
| #500,000 | sistel.com.br | Portal SistelPortal Sistel | - | - | - |
| #500,000 | cnb.cz | Česká národní banka | - | - | - |
| #650,884 | kloster-mariawald.de | Startseite | Abtei MariawaldStartseite | - | - | - |
Complete OpenCms website dataset in CSV. One-time purchase.
OpenCms dataset · CSV
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The most-used CMS technologies in the TechLeads index, by number of websites. OpenCms accounts for 0.01% of CMS detections (1,893 websites).
| No. | Technology | Websites | Share of CMS | Relative size |
|---|---|---|---|---|
| 01 | WordPress | 23,246,547 | 68.3% | |
| 02 | Wix | 2,722,889 | 8.0% | |
| 03 | Squarespace | 2,179,181 | 6.4% | |
| 04 | Wix Hosted | 875,187 | 2.6% | |
| 05 | GoDaddy Website Builder | 637,250 | 1.9% | |
| 06 | Joomla | 445,846 | 1.3% |
TechLeads scans public websites and identifies OpenCms from signals in the page HTML, scripts, cookies, HTTP headers and DNS records. Website counts refresh daily; this page uses data from October 28, 2026. Counts only include websites we have scanned, so they can differ from other providers.
The TechLeads live index currently lists 1,893 websites using OpenCms. Open the sample table on this page or download the lead list.
The chart on this page is monthly HTTP Archive crawl detections for OpenCms, compared with other CMS technologies. It is not the TechLeads live index.
In the same HTTP Archive category, OpenCms is charted against WordPress, Shopify, Wix, Squarespace, Drupal. Live-index co-occurrence on this page is a separate signal.
Companies and websites using OpenCms in the TechLeads index include ipma.pt, udc.es, udl.cat, arabianhorses.org, udc.gal. The full list of 1,893 websites, with company name, country and language, is available as a CSV export.
By number of websites in the TechLeads index, the most-used CMS alternatives to OpenCms are WordPress (23,246,547), Wix (2,722,889), Squarespace (2,179,181).
TechLeads scans public websites and matches OpenCms by signals in the page HTML, scripts, cookies, HTTP headers and DNS records. Website counts refresh daily.
| 07 | Weebly | 403,304 | 1.2% |
|---|
| 08 | Tilda | 351,499 | 1.0% |
|---|
| 09 | Drupal | 335,810 | 0.99% |
|---|
| 10 | Jimdo | 195,193 | 0.57% |
|---|
Yes. A one-time OpenCms dataset is $29 as a CSV. The Growth plan ($79/mo) covers 10 technologies with recurring exports, alerts and API access.
Top-ranked sites on OpenCmsRank
Monthly detections of OpenCms in the HTTP Archive crawl. This is historical crawl coverage, not the TechLeads live website index.
Same HTTP Archive category (CMS), not the whole web. Toggle competitors on or off.
Optional rank bands from the crawl (top 1k through long tail). Missing months are crawl gaps, not uninstalls.
Technologies most frequently detected on the same websites as OpenCms. Counts are websites in the live index.
Distribution of websites using OpenCms across countries in the TechLeads database.
| Country | Sites | Relative size |
|---|---|---|
| Germany (DE) | 65 | |
| Spain (ES) | 47 | |
| Italy (IT) | 27 | |
| Czechia (CZ) | 7 | |
| China (CN) | 3 | |
| Greece (GR) | 2 | |
| Argentina (AR) | 2 | |
| United Kingdom (GB) | 1 | |
| Norway (NO) | 1 | |
| Uganda (UG) | 1 | |
| Hungary (HU) | 1 | |
| United States (US) | 1 |
Sites where we first detected OpenCms, by week (UTC, weeks start Monday). These are newly detected sites, and the counts follow our discovery coverage.
24
sites newly detected in the last 12 weeks
OpenCms from Alkacon Software is a professional, easy to use website content management system.
Our comprehensive database contains 1,893 websites using OpenCms, making it the most complete OpenCms sites list available. This OpenCms customer websites directory helps businesses detect websites using OpenCms and identify potential leads.
The largest concentrations of OpenCms websites are in DE, ES, IT, based on our indexed country data.
Websites using OpenCms commonly also use jQuery, Java, Bootstrap, HSTS, Modernizr — reflecting typical OpenCms technology stacks.
Our OpenCms technology detection system scans millions of websites to identify those powered by OpenCms. This list of sites with OpenCms includes detailed information such as company names, contact details, social media profiles, and website rankings. Whether you're looking for top websites with OpenCms or exploring OpenCms adoption trends, our database provides comprehensive insights.
Each entry in our OpenCms 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 OpenCms and reach out to potential customers or partners.
Get instant access to the full list of sites with OpenCms in CSV format. Our dataset includes all 1,893 OpenCms 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 OpenCms powered websites.
