ckeditor_readability
CKEditor Readability adds real-time readability analysis to Drupal's CKEditor 5, helping content creators write more accessible text using Flesch-Kincaid scoring with instant feedback on reading difficulty.
Features
Real-time Analysis: Calculates Flesch Reading Ease scores as you type
Visual Toolbar Button: Shows current readability score with color-coded difficulty levels
Detailed Modal: Click for complete analysis including grade level and scoring guide
Smart Text Processing: Handles HTML stripping, sentence/word counting, and syllable analysis
Accessible UI: Keyboard navigation and modern modal design
Perfect for ensuring content meets readability standards for accessibility compliance, educational materials, or user experience optimization.
Post-Installation
Enable the module
Go to Configuration → Text formats and editors
Edit your text format and drag the "Readability Score" button to your toolbar
Save configuration
The readability button will appear in your CKEditor toolbar, showing live scores and opening detailed analysis when clicked.