{ "title": "State of CMS Migration Readiness 2026 \u2014 dataset", "publisher": "Replatform Radar", "published": "2026-07-20", "license": "CC BY 4.0", "method": "Each domain fetched once with a single polite GET (homepage). 11 readiness signals recorded per site; CMS detected from response fingerprints. Percentages are the share of measurable sites in a group.", "sample": { "label": "Random sample of the Tranco top 80,000 (CDN/DNS/ad-tech infrastructure filtered out)", "sampled": 48588, "measured": 27385, "overall": { "avg_score": 69.4, "https": 99.8, "title_ok": 79.5, "has_description": 88.1, "has_viewport": 94.5, "has_canonical": 71.9, "has_structured_data": 50.1, "has_open_graph": 73.4, "has_h1": 72.2, "hsts": 55.6, "csp": 31.4, "nosniff": 46.8, "avg_html_kb": 304.0, "avg_script_tags": 13.5 }, "by_platform": { "WordPress": { "sites": 4998, "avg_score": 75.4, "https": 99.8, "title_ok": 83.2, "has_description": 87.0, "has_viewport": 99.2, "has_canonical": 92.4, "has_structured_data": 83.9, "has_open_graph": 90.8, "has_h1": 78.2, "hsts": 49.5, "csp": 25.8, "nosniff": 40.1, "avg_html_kb": 299.1, "avg_script_tags": 18.2 }, "Drupal": { "sites": 989, "avg_score": 76.2, "https": 100.0, "title_ok": 89.1, "has_description": 70.6, "has_viewport": 99.8, "has_canonical": 97.1, "has_structured_data": 32.2, "has_open_graph": 66.6, "has_h1": 77.7, "hsts": 72.7, "csp": 35.0, "nosniff": 97.6, "avg_html_kb": 186.4, "avg_script_tags": 17.1 }, "Adobe Experience Manager": { "sites": 687, "avg_score": 84.0, "https": 100.0, "title_ok": 81.4, "has_description": 94.3, "has_viewport": 99.1, "has_canonical": 91.0, "has_structured_data": 58.5, "has_open_graph": 85.6, "has_h1": 81.7, "hsts": 88.9, "csp": 55.6, "nosniff": 88.2, "avg_html_kb": 409.0, "avg_script_tags": 15.7 }, "HubSpot CMS": { "sites": 474, "avg_score": 80.5, "https": 100.0, "title_ok": 84.0, "has_description": 97.3, "has_viewport": 99.6, "has_canonical": 85.4, "has_structured_data": 56.8, "has_open_graph": 93.9, "has_h1": 84.2, "hsts": 81.4, "csp": 60.8, "nosniff": 42.8, "avg_html_kb": 298.2, "avg_script_tags": 16.3 }, "Sitecore": { "sites": 234, "avg_score": 78.1, "https": 100.0, "title_ok": 84.2, "has_description": 95.3, "has_viewport": 100.0, "has_canonical": 85.9, "has_structured_data": 46.6, "has_open_graph": 86.8, "has_h1": 64.1, "hsts": 76.1, "csp": 58.5, "nosniff": 61.5, "avg_html_kb": 232.6, "avg_script_tags": 13.7 }, "TYPO3": { "sites": 161, "avg_score": 76.7, "https": 100.0, "title_ok": 85.7, "has_description": 83.9, "has_viewport": 100.0, "has_canonical": 89.4, "has_structured_data": 35.4, "has_open_graph": 70.2, "has_h1": 81.4, "hsts": 72.7, "csp": 42.9, "nosniff": 82.6, "avg_html_kb": 197.7, "avg_script_tags": 9.0 }, "Salesforce Commerce Cloud": { "sites": 117, "avg_score": 78.8, "https": 100.0, "title_ok": 79.5, "has_description": 97.4, "has_viewport": 100.0, "has_canonical": 88.9, "has_structured_data": 73.5, "has_open_graph": 53.0, "has_h1": 63.2, "hsts": 59.0, "csp": 70.9, "nosniff": 82.1, "avg_html_kb": 620.2, "avg_script_tags": 19.3 }, "Optimizely (Episerver)": { "sites": 89, "avg_score": 78.5, "https": 100.0, "title_ok": 85.4, "has_description": 95.5, "has_viewport": 100.0, "has_canonical": 94.4, "has_structured_data": 46.1, "has_open_graph": 95.5, "has_h1": 82.0, "hsts": 68.5, "csp": 46.1, "nosniff": 50.6, "avg_html_kb": 245.4, "avg_script_tags": 10.2 }, "Shopify": { "sites": 58, "avg_score": 76.6, "https": 100.0, "title_ok": 86.2, "has_description": 94.8, "has_viewport": 100.0, "has_canonical": 81.0, "has_structured_data": 60.3, "has_open_graph": 87.9, "has_h1": 75.9, "hsts": 67.2, "csp": 36.2, "nosniff": 53.4, "avg_html_kb": 617.3, "avg_script_tags": 20.8 }, "Adobe Commerce (Magento)": { "sites": 57, "avg_score": 75.3, "https": 100.0, "title_ok": 75.4, "has_description": 93.0, "has_viewport": 100.0, "has_canonical": 80.7, "has_structured_data": 70.2, "has_open_graph": 52.6, "has_h1": 63.2, "hsts": 68.4, "csp": 38.6, "nosniff": 86.0, "avg_html_kb": 710.0, "avg_script_tags": 21.6 }, "Kentico": { "sites": 50, "avg_score": 69.8, "https": 100.0, "title_ok": 72.0, "has_description": 84.0, "has_viewport": 98.0, "has_canonical": 64.0, "has_structured_data": 30.0, "has_open_graph": 70.0, "has_h1": 70.0, "hsts": 66.0, "csp": 56.0, "nosniff": 58.0, "avg_html_kb": 241.0, "avg_script_tags": 10.9 }, "Squarespace": { "sites": 45, "avg_score": 81.6, "https": 100.0, "title_ok": 68.9, "has_description": 97.8, "has_viewport": 97.8, "has_canonical": 88.9, "has_structured_data": 82.2, "has_open_graph": 97.8, "has_h1": 75.6, "hsts": 86.7, "csp": 8.9, "nosniff": 93.3, "avg_html_kb": 651.9, "avg_script_tags": 22.1 }, "Joomla": { "sites": 42, "avg_score": 55.2, "https": 100.0, "title_ok": 59.5, "has_description": 66.7, "has_viewport": 97.6, "has_canonical": 28.6, "has_structured_data": 35.7, "has_open_graph": 45.2, "has_h1": 54.8, "hsts": 33.3, "csp": 26.2, "nosniff": 59.5, "avg_html_kb": 156.1, "avg_script_tags": 15.3 }, "Concrete CMS": { "sites": 40, "avg_score": 67.7, "https": 97.5, "title_ok": 75.0, "has_description": 95.0, "has_viewport": 90.0, "has_canonical": 80.0, "has_structured_data": 60.0, "has_open_graph": 70.0, "has_h1": 55.0, "hsts": 37.5, "csp": 52.5, "nosniff": 32.5, "avg_html_kb": 330.2, "avg_script_tags": 20.7 }, "Wix": { "sites": 38, "avg_score": 83.5, "https": 100.0, "title_ok": 97.4, "has_description": 92.1, "has_viewport": 94.7, "has_canonical": 94.7, "has_structured_data": 86.8, "has_open_graph": 92.1, "has_h1": 86.8, "hsts": 86.8, "csp": 5.3, "nosniff": 81.6, "avg_html_kb": 811.3, "avg_script_tags": 9.8 } }, "grades": { "A": 21.3, "B": 17.1, "C": 19.3, "D": 14.7, "F": 27.6 }, "ai_citable_pct": 36.8 } }