Cisco VIRL Alternatives

a discrete-event network simulator for internet systems

Open Source

Simulation software to model, simulate, predict, and visualize systems in manufacturing, material handling, healthcare, warehousing, mining, etc.

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Paessler Multi Server Simulator is inexpensive and robust software that helps you power massive-scale testing.

IMUNES is a cost-effective and efficient Integrated Multiprotocol Network Simulator/Emulator that functions as a tool for Linux and FreeBSD.

Mininet is a robust and inexpensive Instant Virtual Network designed to function on standard PCs like Laptops and Desktops.

Open Source

Cloonix is an open-source virtual network creation framework based on KVM licensed under the AGPLv3 license.

VNX is a simple, fast, and highly effective virtualization tool developed to assist you in creating virtual network testbeds automatically, resulting in time-saving.

Actran is a finite element-based simulation software to analyze the acoustic behavior of mechanical systems and parts.

OPNET is a next-gen and highly resourceful network simulator tool that enables engineers and other professionals to simulate the performance and output of any network type.

Common Open Research Emulator (CORE) is a simple yet robust solution that enables everyone to build their virtual networks.

Kathara is a high-profile container-based network emulation solution developed by Greek Καθαρά.

Open Source

Verax Systems provides applications covering the entire IT & Telco service lifecycle from definition through provisioning and monitoring up to billing.

GNS3 is a graphical network simulator that allows simulation of complex networks.

Open Source