NPM may stand for:

Organizations[edit]

• National Postal Museum (since 1993), a museum in Washington, D.C., United States
• National Palace Museum, a museum in Taipei, Taiwan
• npm, Inc., a software development and hosting company based in California, United States
• NPM/CNP (Compagnie Nationale à Portefeuille SA), a Belgian non-listed holding company
• New People's Militia in Manipur, India

Technology[edit]

• npm, the default package manager for the JavaScript runtime environment Node.js
• Network performance management
• Nintendo Power magazine, a video game magazine

Other[edit]

• New Public Management, a management doctrine for governments
• Nils Petter Molvær (born 1960), Norwegian jazz trumpeter, also branded NPM since 2008
• Net profit margin, a measure of profitability