Bulletproof Font Tester

Bulletproof is a font proofing app developed for type designers. User-selected local font files can be loaded to test their kerning, OpenType features, and language coverage. Variation axes can be inspected in variable fonts. Everything is processed locally in the browser.

English Phonemic Spelling

This project is a prototype of a spelling converter intended to make English pronunciation unambiguous.


Alphabeast is a simple quiz game testing your acquaintance with a selection of writing systems of the world. Choose one or more systems in the list and take a challenge. If you need a demanding one, try to beat them all at once.
Alphabeast quiz game screenshot


Subflix is a Firefox Extension improving the subtitle experience for language learners using Netflix. Functionalities include easier and faster toggling subtitles on and off, and peeking missed lines that couldn’t be picked up by ear. All actions are triggered with single mouse clicks or customized keyboard strokes.
Subflix plugin screenshot