~/talk

Is FOSS losing to SaaS? Data from the CMS battleground

Talkat FOSSASIA Summit 2025 · 2025-03-13..03-15· [web-platform, open-source]
slides:none on file

Analysis of 9,000 UK-registered sites shows open-source monolithic CMS usage declining while site builders gain lower-end market and headless grows in top 20% and large sites. WordPress remains largest but its growth slows; licensed CMS adoption concentrates at higher-income organizations. Drivers are maintenance overhead and developer experience: agencies prefer low-hassle site builders for small budgets and headless or licensed solutions for branding-heavy, content-rich projects. AI is accelerating customization for site builders and speeding headless development; data sovereignty and high-security needs keep open source viable in niches.

AI-written summary · about

  1. 0:00Introduction to talk
  2. 1:04What is a CMS and market overview
  3. 2:28Data collection from UK government sites
  4. 4:34CMS market share analysis
  5. 6:42Open source vs licensed CMS trends
  6. 7:46Site builders gaining traction
  7. 8:51Headless CMS explained
  8. 10:15Headless CMS growth and adoption
  9. 11:59Key conclusions from data
  10. 13:48Impact of AI on CMS trends
  11. 15:32Is FOSS losing to SaaS?
  12. 16:38Open source’s enduring role
  13. 17:20Why organizations choose CMS platforms
  14. 19:31Q&A session
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