01Cross-database ID conversion for NCBI GeneID, UniProt, and PubChem
02Keyword searching for genes, compounds, and drugs by formula or mass
0316 GitHub stars
04Direct REST API access to KEGG databases including Pathway, Brite, and Genes
05High-resolution pathway image retrieval and KGML/JSON data extraction
06Drug-drug interaction (DDI) checking and pharmacological network analysis