Scalable Simulation Framework (SSF)

... A public-domain standard for discrete-event simulation of large, complex systems in Java and C++.
The "engine under the hood" of the SSFNet Internet models.

• SSF Specification,  Java API,  C++ API
• Download Latest Code

  Domain Modeling Language (DML)

... A public-domain standard for attribute databases for model configuration and verification. Supports extensibility, inheritance and substitution of attributes.

• DML Specification
• Download Latest Code

  SSF Network Models (SSFNet)

... Open-source Java models of protocols (IP, TCP, UDP, BGP4, OSPF, and others), network elements (hosts, routers, links, LANs), and assorted support classes for realistic multi-protocol, multi-domain Internet modeling and simulation.

• Package Overview
• How to Use SSFNet
• SSFNet Javadoc
• Network Configuration Tutorials
• Protocol Design Tutorials
• SSFNet Configuration Reference Manual
• SSF TCP validation tests
• SSF BGP validation tests
• Download Latest Code

  Integrated Development Environments (IDEs)

... IDEs combine the open-source modeling components with SSF simulation kernels, DML database implementations, and assorted development tools to make your life easier.
Free or available at nominal cost for research purposes. (Contact us to add new SSFNet tools.)

Download SSFNet 2.0, Raceway SSF, Raceway DML, Raceway Views
(Renesys Corporation, January 2004)

Download SSFNet 1.5, Raceway SSF, Raceway DML
(Renesys Corporation, May 2003)

Download SSFNet 1.0, JSSF, and CSC DML
(Cooperating Systems, December 1999. No longer supported.)