There is no standalone "viewer" software; instead, you typically use the main Fritzing application to open and interact with these designs.
FZZ File Extension: What Is It & How To Open It? - Solvusoft fzz viewer
| Viewer Type | Platform | Cost | Editable? | Best For | | :--- | :--- | :--- | :--- | :--- | | Fritzing Desktop | Win/Mac/Linux | Free/Donation | Yes | Designers & Engineers | | GitHub Web | Browser | Free | No | Quick code repo reviews | | Fritzing (Mobile) | Android/iOS | None (Unofficial) | No | Emergency viewing only* | There is no standalone "viewer" software; instead, you
If you need to view the contents of an FZZ file, you have several options: Open Fritzing
If you have Fritzing installed, export your file to a universal format: