IFS

IFS may refer to:

Companies

 * Industrial and Financial Systems (IFS AB), a Swedish company and creator of enterprise software
 * International Film Service, a short-lived animation studio owned by Hearst Communication.

Computer Science

 * Iterated function system, a method of constructing fractals in mathematics and computer science
 * Internal field separator, a special set of characters in Unix shells
 * Interference (intensity) fluctuation spectroscopy, related to dynamic light scattering
 * Interframe spacing, a pause which may be required between network packets or network frames
 * Installable File System, a filesystem API in IBM OS/2 and Microsoft Windows NT
 * InfoPath Forms Services, a component of SharePoint Server that allows Microsoft Office InfoPath forms to be hosted in a SharePoint web site and serve and fill them using a browser-based interface

Geographical

 * Integrated Forecast System a global meteorological model developed by European Centre for Medium-Range Weather Forecasts
 * Irish Free State, a state in Ireland which existed in the early part of the 20th century
 * Ifs, Calvados, a commune of the département of Calvados, in the Normandie région, in France

Organisations

 * ifs University College, a UK-based, non profit making body providing financial education
 * Indian Forest Service, an All India Service with the cadre controlling authority as Ministry of Environment, Forest and Climate Change
 * Indian Foreign Service
 * Institut für Sexualwissenschaft
 * Institute for Fiscal Studies, a UK-based independent economic research institute
 * Institutt for Forsvarsstudier, the Norwegian Institute for Defence Studies
 * Institut für Sozialforschung, the University of Frankfurt Institute for Social Research
 * International Foundation for Science
 * International French School Singapore
 * International Futures
 * International Sumo Federation
 * Internationale Filmschule Köln, a filmschool in Cologne, Germany
 * Islamic Foundation School

Science

 * Integral field spectroscopy, a technique for astronomical observations
 * Isoflavonoid synthase, an enzyme

Technology

 * Independent Front Suspension, an early type of front-end independent suspension on many passenger vehicles
 * Initial Flight Screening, flight screening used as a prerequisite for Air Force Flight School
 * Intelligent Front-lighting System is a technology to ensure the visibility of the driver on the road ahead without blinding oncoming drivers with the partial light control capability.

Other

 * Internal Family Systems Model, a school of psychotherapy
 * International Financial Statistics, a database maintained by the International Monetary Fund
 * A retired US Navy hull classification symbol: Inshore fire support ship (IFS)