You only type once.
Gone are the days of dealing with Open edX math syntax. Just type math like you normally would, and let Psetter do the rest.
A better way to type math.
I built Psetter after taking the first-year MIT Math Assessment. Seeing how many students - myself included - were getting caught up in MITx syntax errors, I kept thinking: ‘There has to be a better way.’
Pedro Villafranco, creator of Psetter
Frequently Asked Questions
Psetter is a free browser extension that works offline and lets you type with Desmos-like syntax in MITx. It is designed to make entering mathematical expressions faster and less frustrating.
Psetter is designed for Chromium-based browsers, including Google Chrome and Microsoft Edge. Firefox support is currently in development.
Psetter is designed as a formatting tool, not a problem-solving tool. It does not generate solutions or answers to course problems. Consult your syllabus or instructor regarding the use of external tools.
No. Psetter is an independent project. It is not affiliated with, endorsed by, or sponsored by MIT, MITx, or Desmos.
Report issues using the “Feedback” button in the editor or browser pop-up, or open an issue on GitHub.
Psetter is open source under the MIT License. See the Psetter source repository and its public issue tracker on GitHub. The Psetter name and logo remain protected branding.
Ready to pset faster?
Skip the syntax struggle. Type math naturally in MITx with Psetter. Download it today.