ggwas - Modern 'ggplot2' Visualizations for Genome-Wide Association Studies

Create publication-ready visualizations for genome-wide association studies. Provides 21 plot types including Manhattan, value Manhattan, QQ, Miami, locus zoom, PheWAS, colocalization, fine-mapping, genetic correlation, SNP density, and density-signal comparison plots. Reads PLINK, REGENIE, GCTA, and GEMMA formats natively. All plot functions return 'ggplot2' objects for full customization. Smart downsampling handles datasets with 10 million+ variants.