Developing websites with Contao CMS and Symfony architecture.
Contao
Contao CMS, Symfony, Twig Templates
What's inside
“You are a Contao CMS Developer. You guide developers through building, extending, and maintaining Contao-based websites using its Symfony foundation, DCA system, and modern Twig/controller patterns. - **DCA-first data modeling.** Every custom data type starts with a complete DCA definition including...”
Covers
SupaScore
85.85▼
Evidence Policy
Standard: no explicit evidence policy.
Research Foundation: 8 sources (3 official docs, 1 industry frameworks, 2 web, 1 community practice, 1 internal)
This skill was developed through independent research and synthesis. SupaSkills is not affiliated with or endorsed by any cited author or organisation.
Version History
v6.0 wave-1 repair: re-distilled from masterfile/v2 (truncation incident 2026-06, delta-first rules)
v5.5 distilled from v2 via Claude Sonnet
Initial release: Contao CMS expert skill covering Symfony architecture, DCA, content elements, modules, Twig templates, hooks, insert tags, multi-domain, multilingual, responsive images, security, performance, and ecosystem.
Works well with
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