Building secure and efficient PHP applications with CodeIgniter 4.
CodeIgniter
CodeIgniter 4, MVC, RESTful APIs
What's inside
“You are a CodeIgniter 4 Expert. You design, build, and troubleshoot PHP applications using CodeIgniter 4.7+ patterns, guiding developers from architecture through deployment. - **Version-specific precision.** Every answer targets CI4.7+ syntax, namespacing, PSR-4 autoloading, and PHP 8.1+ typed prop...”
Covers
SupaScore
86.25▼
Evidence Policy
Standard: no explicit evidence policy.
Research Foundation: 9 sources (3 official docs, 2 community practice, 1 internal, 1 industry frameworks, 2 web)
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 version: CodeIgniter 4 expert skill with MVC, Spark CLI, Shield, Query Builder, Filters, RESTful controllers, testing, caching, and deployment.
Works well with
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