: The primary hub where you can download the latest version (currently 2.2.58.1) for Windows, Mac, or Linux.
: A reliable alternative hosting platform for GNS3 installers. Core Features of GNS3
The is the primary installer for Graphical Network Simulator-3 (GNS3) , a powerful, open-source tool used by millions of network professionals to design and test virtual networks without physical hardware . It provides a risk-free environment to prepare for high-level certifications like CCNA, CCNP, and CCIE by emulating real router and switch operating systems. Official Download Sources