About this software
What is GNS3 Portable?
GNS3 Portable - Lightweight and clear-cut tool which enables you to create complex network maps and run simulations, without exposing your equipment to risks
Read the full GNS3 Portable review and feature list →
Requirements
System requirements
Windows 10 64 bit / Windows 10 / Windows 8 64 bit / Windows 8 / Windows 7 64 bit / Windows 7 / Windows Vista 64 bit / Windows Vista / Windows XP 64 bit / Windows XP
Tips
Download tips
If a mirror is slow or temporarily offline, just pick another from the list above — every mirror serves the identical
26.1 MBfile. Each link launches a brief
5-second redirect page so we can track which mirrors are healthiest.
✓
Verified clean. Every GNS3 Portable build on SoftLookup is scanned for viruses, spyware, adware, trojans and backdoors. We re-test on every update.
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At a glance
GNS3 Portable specifications
- Publisher
- GNS3
- Last updated
- May 1, 2026
- License
- GNU Public License
- Operating system
- Windows 10/11
- File size
- 26.1 MB
- Filename
- GNS3-0.8.7-Standalone-32-bit.zip
- Mirror count
- 1
- Price
- Free
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