Free program for creating a graph?

I'm looking for a free and simple program that I can use to create a graph from multiple X and Y values. Can someone help me or make recommendations? Unfortunately I don't have Excel on my laptop.

https://rechneronline.de/funktionsgraphen/

Open office calc - is the same as office, only in green:-)

Libreoffice plus DMaths

https://www.dmaths.org/documentation/doku.php?id=presentation:de