Interactive 'dplyr' Data Transformation Blocks // Extends 'blockr.core' with interactive blocks for visual data wrangling using 'dplyr' and 'tidyr' operations. Users can build data transformation pipelines through a graphical interface without writing code directly. Includes blocks for filtering, selecting, mutating, summarizing, joining, and arranging data, with support for complex expressions, grouping operations, and real-time validation.