Skip to content


A time-travelling debugger for Scratch

Blink is an intuitive, yet powerful educational software debugger for Scratch, with support for time-travelling, breakpoints and stepwise code execution.

🔬 Research

If you find Blink useful and use it in your research, please cite:

Strijbol, N., De Proft, R., Goethals, K., Mesuere, B., Dawyndt, P., & Scholliers, C. (2024). Blink: An educational software debugger for Scratch. SoftwareX, vol. 25, p. 101617.

Blink is developed at Ghent University.