The AcroTeX bundle (LPPL 1.2) contains:
webpackage to redefine page layout to web-friendly dimensions;
exerquizpackage for defining on-line exercises and quizzes of various sorts;
eFormspackage for support of PDF forms;
eq2dbpackage for converting an
exerquizquiz for processing by a ASP server-side script.
Note that not all features are supported on Overleaf's preview panel for now; similarly, not all features are supported on all PDF viewers. For best effect, download a copy of the the output PDF, and use Adobe Reader or Acrobat Distiller to open it.
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