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GNS3
Configuration Management
GNS3 Graphical Network Simulator
Python
·
Latest v2.2.59 · 26d ago
Security brief →
v2.2.59
Breaking risk
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⚠ Upgrade required
- Warning: Use 64‑bit IOU images; 32‑bit support is removed
Breaking changes
- Removed support for 32‑bit IOU images in the GNS3 VM
Notable features
- --title option added to remote-viewer console commands
- Fixes remaining PyQt6 compatibility issues
Full changelog
GUI
- Remove psutil version check
- Fix remaining PyQt6 compatibility issues. Fixes #3822
- Add --title to remote-viewer console commands. Fixes #3783
- Fix deleting drawings. Ref #3810
Server
- Sync appliances
- Fix snapshot restore does not work after export/import of project
- Warn to use 64-bit IOU images. Fixes #2716 32-bit IOU image support has been removed from the GNS3 VM.
- Fix telnet console silent-proxy hang on non-ConnectionError exit (#2344)
v2.2.58.1
Bugfix
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**GUI**
* Fix callback issues in found in v2.2.58
**Server**
* Sync appliances
v2.2.58
Bug fix
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Fixes bug where HTTP DELETE requests were silently dropped.
v2.2.57
New feature
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Notable features
- dark style support
- Multi VNC tab handling in Superputty
- improved telnet server error handling
v3.0.6
New feature
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Notable features
- PyQt6 migration completion
- XDG Config Home support
- Python 3.14 support
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