Activity-based protein profiling - enabling multimodal functional studies of microbial communities -- Activity-Based Protein Profiling Methods to Study Bacteria: The Power of Small-Molecule Electrophiles -- Opportunities and Challenges in Activity-Based Protein Profiling of Mycobacteria -- Activity-Based Protein Profiling at the Host-Pathogen Interface -- Chemical Proteomic Profiling of Protein Fatty-Acylation in Microbial Pathogens -- How to Target Viral and Bacterial Effector Proteins Interfering with Ubiquitin Signaling -- ABPP and Host-Virus Interactions -- Activity-Based Protein Profiling for the Study of Parasite Biology -- Deciphering T Cell Immunometabolism with Activity-Based Protein Profiling -- Small-Molecule Inhibitors of PARPs: From Tools for Investigating ADP-Ribosylation to Therapeutics -- Development of Activity-Based Proteomic Probes for Protein Citrullination -- Recent Advances in Activity-Based Protein Profiling of Proteases -- Opportunities for Lipid-Based Probes in the Field of Immunology -- Activity-Based Protein Profiling of Non-ribosomal Peptide Synthetases -- Target Identification of Bioactive Covalently Acting Natural Products -- Applications of Reactive Cysteine Profiling.