# Upgrade guide for Grid v3.0

## "Core" package

All our basic classes have been moved from `lib/Common/` to `lib/Core/`. Please update corresponding paths in your
application in case you import classes from sources.

## Export to PDF/PNG

Added a new export to PDF & PNG feature, into. Several new demos were added: a generic JS example and demos for Angular,
React and Vue frameworks. The new export feature uses a special export server which can be found in
the `examples/_shared/server` folder. For more instructions please see `README.md` file in the demo folders.


<p class="last-modified">Last modified on 2023-10-26 8:19:11</p>