This open source, digitizing software converts an image file showing a graph or map, into numbers. The image file can come from a scanner, digital camera or screenshot. The numbers can be read on the screen, and written or copied to a spreadsheet.
Cost / License
- Free
- Open Source
Platforms
- Windows
- Linux


Engauge Digitizer is the most popular Windows & Linux alternative to g3data.
- Engauge Digitizer is Free and Open Source



























