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Look up NSIS in Wiktionary, the free dictionary.
NSIS may refer to:
Technology
edit- National Sheep Identification System, the implementation in Ireland for the identification and registration of ovine and caprine animals
- Network Store Interface Service, a Microsoft Windows service
- Next Steps in Signaling, a former Internet Engineering Task Force working group
- Nullsoft Scriptable Install System, a script-driven Windows installation system
Other uses
edit- National Strategy for Information Sharing, part of Nationwide Suspicious Activity Reporting Initiative
- National Security Intelligence Section, of Ireland's Directorate of Military Intelligence