SIP

SIP may refer to:

Places

Sales Incentive Plan, an employee incentive plan
Share Incentive Plan, a UK government approved employee plan
SIP Animation, originally Saban International Paris, France based TV production company
Società Italiana per l'Esercizio Telefonico (originally Società Idroelettrica Piemontese), the former name of Telecom Italia
Systematic Investment Plan, investment strategy

Social information processing, an activity through which collective human actions organize knowledge
Supplementary Ideographic Plane, a range of ideographic characters in the Unicode standard

Session Initiation Protocol (SIP), a communications protocol for signaling and controlling multimedia communication sessions, including voice over IP

Server Interface Pod, a Dell product that transfers signals to a KVM switch
Service Improvement Plan, a former program to provide a defined level of basic telephone service to all Canadians
Standard Interchange Protocol, in library systems
System Information Packet, in the DMX512 standard for stage lighting control

SIP (software), a tool which generates C++ interface code for the programming language Python
Scilab Image Processing, an image processing toolbox
Soft Input Panel, on-screen input method for devices without standard keyboards
System Integrity Protection, a security feature of OS X El Capitan by Apple
Submission Information Packages, in the Open Archival Information System Reference Model; see MetaArchive Cooperative

Shelter Implementation Plan, will help contain and manage the consequences of the Chernobyl disaster
Signature image processing, in welding fault detection
Sterilization-in-place, in sanitation of food preparation equipment
Structural insulated panel, a composite building material
Standard Inspection Procedure, a process for checking compliance

Semiconductor intellectual property, a business model for licensing intellectual property
Single in-line package, for packaging electronic components
System in package, chip technology, also known as a Chip Stack Multi-chip module

Semi-infinite programming, a type of mathematical optimization problem
Spectral induced polarisation, in geophysics
Stable-isotope probing, used in molecular biology
Statistically improbable phrases, a system used to find unique phrases for use as keywords
Stochastic Information Packet, a representation of the probability distribution of a variable
Strongly implicit procedure, an algorithm for solving a sparse linear system of equations
Structure-inducing probes, a peptide synthesis to stabilize long peptides

Sip (kinship)
SIP Grenade, self igniting phosphorus
Sip or Zip, one of the 18 months of the Haab', a part of the Maya calendric system
Soviet Interview Project, a research project conducted in the early 1980s
State Implementation Plan, a United States state plan for complying with the federal Clean Air Act
Stranger in Paradise (disambiguation)
Strangers in Paradise, an award-winning comic book
Sub-irrigated planter, a type of gardening container