fSpy
The premium Open Source alternative to SynthEyes
🎯 Best for:Matching 3D objects to still photographs with high accuracy.
What is fSpy?
Replaces manual camera estimation from 2D photographs. Uses vanishing point calculations to determine exact camera parameters for 3D scene integration.
Tech Stack
TypeScript3D Modeling & Animation
Why fSpy?
- • Simple, focused interface
- • Direct Blender importer
- • Accurate focal length calculation
Limitations
- • Still images only
- • Manual point placement
- • No video tracking
3/5/2026
Last Update
227
Forks
111
Issues
GPL-3.0
License
Financial Leak Detected
Stop the "SaaS Tax"
Your team could be burning cash. Switching to fSpy instantly boosts your runway.
Competitor Cost
-$1,440
/ year (est. based on SynthEyes)
Self-Hosted
$0
/ year
Team Size10 Users
150+
SAVE 100%