top of page

​Delft3D Flexible Mesh Suite


The Delft3D Flexible Mesh Suite (Delft3D FM) is the successor of the structured Delft3D 4 Suite. Like Delft3D 4, the Delft3D FM Suite can simulate storm surges, hurricanes, tsunamis, detailed flows and water levels, waves, sediment transport and morphology, water quality and ecology, and is capable of handling the interactions between these processes. The suite is designed for use by domain experts and non-experts alike, which may range from consultants and engineers or contractors, to regulators and government officials, all of whom are active in one or more of the stages of the design, implementation and management cycle.


How to get Delft3D FM?

Delft3D Flexible Mesh (Delft3D FM) is open-source software. To access the source code of Delft3D Flexible Mesh follow the steps listed below. Technical support and the latest pre-compiled fully validated release are available via Deltares USA Delft3D Service Packages. You can order the service package of your choice via or request a Service Package here.


How to access and compile the open source Delft3D FM software :
1. Create a My Deltares account

You should receive an email with a link to verify your email address, and another email with your account info, including a password. With this information, you can access the code.

2. How to access the code

3. Using the program
We cannot cover all of the steps for using the program here. But these links contain all information needed:
Compile the code using the instructions here. The current manual is available here. You may have some success obtaining help from the forum community.

bottom of page