Verifiable FDR Diagnostics for Proteomics // Provides methods to compute verifiable false discovery rate (FDR) diagnostic checks for workflows based on target-decoy competition and related confidence measures. Implements calibration, stability and tail diagnostics, including tail support, threshold elasticity, posterior error probability (PEP) reliability, and equal-chance checks. If you used this package in your research, please cite the associated preprint doi:10.64898/2026.04.16.718468. Detailed examples of using this package can also be found on the GitHub repository (https://github.com/Jacky11/diagFDR).