Program that solves numerically algebraic systems of non-linear, and linear, equations. It also includes a database of thermodynamical properties for many substances and a symbolic mathematical program to perform mathematical operations.



Aspen Plus is described as 'Market-leading process modeling environment for conceptual design, optimization, and performance monitoring for the chemical, polymer, specialty chemical, metals and minerals, and coal power industries' and is an app. There are more than 10 alternatives to Aspen Plus for Windows, Linux, Web-based and Mac. The best Aspen Plus alternative is engineeringsuite, which is both free and Open Source. Other great apps like Aspen Plus are DWSIM, COCO Simulator, Engineering Equation Solver and GateCycle Software.
Program that solves numerically algebraic systems of non-linear, and linear, equations. It also includes a database of thermodynamical properties for many substances and a symbolic mathematical program to perform mathematical operations.



DWSIM is an open-source CAPE-OPEN compliant chemical process simulator for Windows and Linux. Built on the top of the Microsoft .NET 4.0 and Mono Platforms and featuring a rich Graphical User Interface, DWSIM allows chemical engineering students and chemical engineers to better...


COCO (CAPE-OPEN to CAPE-OPEN) is a free-of-charge CAPE-OPEN compliant steady-state simulation environment consisting of the following components:




EES is a general equation solver that can solve thousands of coupled non-linear algebraic and differential equations. EES includes a library of thermodynamic and transport properties for hundreds of substances.




GateCycle plant performance monitoring software predicts design and off-design performance of combined cycle plants, fossil boiler plants, nuclear power plants, cogeneration systems, combined heat-and-power plants, advanced gas turbine cycles and many other energy systems.

Cooperative platform Engineering Base - central data management plus intelligent, team-oriented editing
TRNSYS is a transient systems simulation program with a modular structure. It recognizes a system description language in which the user specifies the components that constitute the system and the manner in which they are connected.

The cloud-based heat balance and process simulation software that is used for power generation, desalination, refrigeration and more.
Some of the top features or benefits of IPSE GO are: Reliable Performance, Online Collaboration, and Flexible to Your Needs.


IPSEpro is a state-of-the-art heat and mass balance simulation software used for power generation, desalination, refrigeration, and other custom applications.
Some of the top features or benefits of IPSEpro are: Flexability and Performance.

CADSIM Plus is a chemical simulation software that performs mass & energy balances and simulate dynamic conditions. It's a first-principles dynamic process simulator and a full-featured Computer Assisted Drawing (CAD) front-end in one package.




CHEMCAD is Chemstations’ intuitive suite of chemical process simulation software that broadens an engineer’s capabilities and increases productivity. CHEMCAD supercharges an engineer’s efficiency when facing the toughest chemical process models or addressing day-to-day...

PRO/II® process simulation software is a steady-state simulator enabling improved process design and operational analysis. It is designed to perform rigorous heat and material balance calculations for a wide range of chemical processes.