Demo to see how the theme looks in a sample Drupal site Apply theme
Modern Drupal 10/11 theme built with native CSS Grid and zero external dependencies.
Isosceles is a flexible, lightweight contrib theme designed for modern Drupal projects.
- 24 configurable regions
- Native CSS Grid layout (no framework dependency)
- Self-hosted assets (no external CDNs)
- Accessible markup and semantic templates
- SVG icon system (no icon fonts)
Compatible with Drupal 10 and Drupal 11.
Originally created in 2018 and modernized for Drupal 10/11 in 2026.
