NJS

NJS may refer to

• National Jet Systems, an Australian airline
• Nihon Jitensha Shinkōkai (Japan Keirin Association), now replaced by the JKA Foundation
• Nairobi Japanese School
• 'NaJin Black Sword' a South Korean professional League Of Legends team, sponsored by NaJin Corporation
• Naval Justice School
• New Jersey Southern Railroad
• Nurmijärven Jalkapalloseura, Finnish football club
• New jack swing
• njs, an Nginx webserver module for extending the server's capabilities via JavaScript

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