1.6.0 (September 24, 2026)
Feature: Added radar chart variables for answer labels: %ANSWER_LABEL_POINTS_RADAR_CHART% & %ANSWER_LABEL_COUNTS_RADAR_CHART%
Bug: Fixed an issue where grid cells without labels displayed labels from the previously selected cell in the question editor.
Bug: Fixed PHP warnings when submitting quizzes containing grid questions saved with older versions.
1.5.4 (June 15, 2026)
Enhancement: Added nonce, capability, and MIME type validation for chart uploads and license validation