* Open-source Pinyin Chinese Input Method Editor: A free and open-source JavaScript jQuery plugin for web developers to build the pinyin input-method functionality into their own websites, supporting input for both simplified and traditional characters.

Open-source licenses are also commonly free, allowing for modification, redistribution, and commercial use without having to pay the original author.

A wide variety of software is being used in the network but AWMN services rely heavily on Open-source software, GNU / Linux ( or other free Unix variants ) while those type of operating systems are the choice for most of the servers that actively serve the network.

OTRS, an initialism for Open-source Ticket Request System, is a free and open-source trouble ticket system software package that a company, organization, or other entity can use to assign tickets to incoming queries and track further communications about them.

For example, the Creative Commons license family for free cultural works in text, audio, video or image format ; or software licenses for Free Software / Open-source software like the BSD License and others.

Some are integrated into larger modeling and animation packages, some are stand-alone, some are free open-source projects.

* NCLab — free cloud computing platform that provides solid modeling based on PLaSM and WebGL.

* NetLogo, a free software for multi-agent modeling, simulation, and the like, including a flocking simulation.

* Seamless3d free Open Source 3D modeling software for Microsoft Windows

Scilab also includes a free package called Xcos ( based on Scicos ) for modeling and simulation of explicit and implicit dynamical systems, including both continuous and discrete sub-systems.

* Blender ( software ), a free and open-source software program for 3D modeling, animation, and rendering

* Nano-Hive: Nanospace Simulator free software for modeling nanotech entities

* Seamless3d free Open Source 3D modeling software for Microsoft Windows

LDraw is a popular system of free software tools for modeling Lego creations in 3D on a computer.

* Nano-Hive: Nanospace Simulator free software for modeling nanotech entities

There are a number of tools for creating EPC diagrams, including ARIS Toolset of IDS Scheer AG, free modeling tool ARIS Express by IDS Scheer AG, ADONIS of BOC Group, Visio of Microsoft Corp., Semtalk of Semtation GmbH, or Bonapart by Pikos GmbH.

However, there is a free version available of Maya and other advanced modeling software.

There are also free and even open source modeling programs that can be used as well.

The ' Template free modeling ' category includes models of proteins with previously unseen folds and hard analogous fold based models.

ORMLite is a free, light-weight, open-source modeling tool that supports ORM 2 notation.

GLPK is supported in the free edition of the OptimJ modeling system

* The Free Edition of Objecteering 6 is a UML 2. 0 modeling tool free of charge but restricted to single-user mode.

However there exist several online services providing free modeling and solving facilities using AMPL.

* RISE is a free information modeling suit for system development using ERD or UML.

* Decision Analysis in Health Care Online course from George Mason University providing free lectures and tools for decision analysis modeling in health care settings.

MicroStrategy Cloud Personal is available for free and available online, without the need for on-premise software installation, modeling expertise, or administration.

OpenFX is an open-source, free modeling and animation studio, distributed under the GNU General Public License, created by Dr. Stuart Ferguson.

* ARIS Express, free modeling tool by Software AG

There are a number of tools for creating EPC diagrams, ARIS Toolset of IDS Scheer AG, ( Now taken over by Software AG ), free modeling tool ARIS Express by IDS Scheer AG, ADONIS of BOC Group, Mavim Rules of Mavim BV, Business Process Visual ARCHITECT of Visual Paradigm, Visio of Microsoft Corp., Semtalk of Semtation GmbH, or Bonapart by Pikos GmbH.

Joshua Epstein and Robert Axtell have attempted to predict the properties of free markets empirically in the agent-based computer simulation " Sugarscape ".

These are available as cross-platform free / open source or proprietary programming interfaces written on top of OpenGL and systems libraries to enable the creation of real-time visual simulation applications.

Also, a free open-source physics library for 3D deformable object simulation Vega FEM has been named after Jurij Vega.

Currently, no computer simulation has been able to solve # 11982 while using only four free spaces.

* A free java simulation on motional EMF

SimPy is a free process-based, object-oriented discrete-event simulation language in Python.

" She several times takes Alexander to a holodeck simulation called the Parallax colony ; " a place for free spirits.

A free full-featured interactive simulation that allows the user to set up various distributions and adjust the sampling parameters is available through the External links section at the bottom of this page.

On August 30, 2012, Middle Manager of Justice, a free to play simulation game with RPG elements was announced for iOS.

* PN Junction Lab free to use on nanoHUB. org allows simulation and study of a P-N junction diode with different doping and materials.

A free transparent reality simulation of the checklist recommended by the United States Food & Drug Administration is available from the Virtual Anesthesia Machine web site ( see below ) after registration which is also free.

* Virtual Anesthesia Machine ( VAM ) — a free transparent reality simulation of a generic anesthesia machine from the University of Florida

Dynamical simulation, in computational physics, is the simulation of systems of objects that are free to move, usually in three dimensions according to Newton's laws of dynamics, or approximations thereto.

Various companies and online trading simulation tools offer paper trading services, some free, others with charges, that allow investors to try out various strategies ( some stock brokerage firms allow 14-day ' demo accounts '), or paper trading can be carried out simply by noting down fees and recording the value of investments over time.

The reason is that evolution is free to explore all possibilities to obtain a high fitness, including any inaccuracies of the simulation.

In 2-D these fractals exhibit a dimension of approximately 1. 71 for free particles that are unrestricted by a lattice, however computer simulation of DLA on a lattice will change the fractal dimension slightly for a DLA in the same embedding dimension.

To free the animals and islanders frozen inside the aliens ' " biosphere chambers ," the player must create a computer simulation that allows an Earth predator and prey to live together for four " sorlax ," which is " approximately two hundred Earth years.

Hopsan is a free simulation environment for fluid and mechatronic systems, developed at Linköping University.

* A free transparent reality simulation of the self-inflating manual resuscitator