The Evolution of ExtendSim
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Features
ExtendSim Features
All ExtendSim products share the same core set of high-end features. Packages differ based on functionality.
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License TypesLicenses vary depending on usage.
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Extend 1
Extend 1.0
released 1988
bullet Graphical user interface (GUI) for model building
bullet GUI integrated with a simulation programming language for custom development
bullet Includes libraries of blocks (modeling components) for template-based simulation
bullet Blocks are pre-compiled and open source
bullet Interactive during model run
bullet Extensive list of simulation-specific and general purpose functions
bullet Compiled programming language with message handlers
Extend 1.1
Extend 1.1
released 1989
bullet Added discrete event capability Extend 1.1
bullet Import/export data using menu commands
bullet Additional support for batch and Monte Carlo simulations
bullet Bi-directional flow of data at connectors
bullet Copy and paste blocks and model segments onto the worksheet
bullet Autoscaling of plots
bullet Global variables and ability to pass arrays through connectors
Extend 2.0
Extend 2.0
released 1992
bullet Hierarchical model building - unlimited layers of submodels Extend 2 brochure
bullet Notebook for documentation and centralized input/output
bullet Cloning (functional duplicates) of dialog items onto worksheet or Notebook
bullet Customizable 2D animation of block icons
bullet Messaging architecture for discrete event blocks
bullet Controls (sliders, switches, and meters) for interactive modeling
bullet Global functions and processes so blocks can communicate without connections
Extend 3.0
Extend 3.0
released 1994
bullet Sensitivity analysis
bullet Customizable reports and trace files
bullet Dynamic interface to Microsoft Excel
bullet Create, open, and edit text (ASCII) files
bullet Include files so developers can simplify library maintenance
Extend 3.1
Extend 3.1
released 1995
bullet Windows 3.1, 95, and NT 3.5 compatible version
bullet Throw and Catch blocks - pass discrete event items without connections
bullet New Statistics library: confidence intervals, clearing statistics, random seed control, etc.
bullet Preemptive transactions and reneging queues
bullet New DLL functions
Extend 3.2
Extend 3.2
released 1996
bullet Dynamic data exchange (DDE) for Windows and AppleEvents for Macintosh Extend 3.2 ad
bullet Native support for the Power Macintosh
bullet Long file names for Windows 95
bullet Tool tips for tools, blocks, and block dialog items
bullet New Popup Menu dialog item for block developers
Extend 4
Extend 4.0
released 1998
bullet Activity based costing  
bullet Tabbed dialogs and dynamic data tables Extend 4 Car Wash Model
bullet Global and local time units
bullet Hot-link to Microsoft Excel and other apps
bullet Popup lists of animation objects for discrete event items
bullet Resource pools
bullet Import AutoCad files  
bullet Direct linking to distribution fitting programs  
bullet Support for 2.5D animation, with Proof Animation Extend 4.0
bullet Scripting to programmatically place, connect, and move blocks
bullet Global arrays and scriptable wizards for developers
Extend 4.1
Extend 4.1
released 1999
bullet Enhanced Find capability Extend 4.1
bullet Right mouse button support
bullet Arrow keys to move blocks on worksheet
bullet Improved dialogs in Queue blocks
bullet Line number displayed in ModL code editor
bullet Color coded comments in ModL code editor
Extend 4
Extend 5.0
released 2001
bullet Optimizer - open source
bullet Shift block for scheduled shutdowns
bullet New Help system and electronic documentation
bullet SDI Industry Flow library for rate-based modeling
bullet SDI Industry database for data management
bullet Drag and drop support for ActiveX controls, OLE Automation
bullet ODBC support
bullet Interactive source code debugger and over 100 new functions
Extend 4
Extend 6
released January 23, 2003
bullet Explorer-type model Navigator
bullet Zoom /expand control button
bullet Run multiple models simultaneously
bullet Save intermediate results
bullet Multiple icon views
bullet Hide/show block connectors
bullet Object rotation and colored borders
bullet Code completion and colorization
bullet Override functions and message handlers
bullet Linked lists
bullet Watchpoints in source code debugger
Extend 4
ExtendSim 7
released December 5, 2007
bullet Product extensively remodeled; product name changed to "ExtendSim"
bullet Added 3D animation with over 100 pre-built 3D objects, plus sounds, shadows, and trails
bullet Next generation intergrated, graphical, relational databases for managing data
bullet Dynamic data links (DDL) between block dialogs and ExtendSim database tables or global arrays
bullet Next generation Item, Value, and Rate libraries replace Discrete Event, BPR, MFG, Generic, and Flow libraries
bullet Scalable blocks, connectors, and tables
bullet Unified interface for data source managment using Read/Write blocks
bullet More extensive statistical reports, plus mouse over connectors to view input or output values during run
bullet Unlimited number of inputs/outputs for equation blocks
bullet Calendar dates and times
bullet String and database attributes
bullet Enhanced data table interface for input/output (column tags)
bullet Use of LP technology to provide global oversite for calculations in discrete rate modeling
bullet #IFDEF and #IFNDEF statements for conditional compilation
bullet Watch points on arrays; debugger jump