The four-level global taxonomy most procurement and spend-analysis teams already report against, with an optional fifth level for finer detail.
Healthcare item records can be classified against HCPCS alongside or instead of UNSPSC, depending on what your systems need.
Vendor and supplier categorization by industry, using standard SIC or NAICS codes.
Already run an in-house classification system? We map to it directly instead of forcing a switch to a generic standard.
Consistent classification is what makes category-level spend analysis possible in the first place — without it, reporting is guesswork.
Items are matched to the right attribute template based on what they actually are, so the right fields get filled in for each category.