A unique collection of 313 approved anti-cancer drugs for high throughput screening (HTS) and high content screening (HCS); These FDA, EMA, or CFDA approved anti-cancer drugs have annotated bioactivity,?safety, and bioavailability; Effective tool for cancer research and drug repurposing screening; Covers various major targets including PI3K, HDAC, mTOR, CDK, Aurora Kinase, JAK, etc., in lung cancer, breast cancer, leukemia, lymphoma, etc. Detailed compound information with structure, target, activity, IC50 value, and biological activity description; Structurally diverse, medicinally active, and cell permeable; NMR and HPLC validated to ensure high purity and quality;