Here is a link to the Homepage of the  Austrian Ministry of Education to all curricula of the Austrian schools. Unfortunately this homepage is in German.

http://www.bmukk.gv.at/schulen/unterricht/index.xml

This information was sent in 2021 by Wolfgang Schläglmann,
ICMI Representative for Austria

If you have updated information, please contact Nuria Planas Raig <Nuria.Planas@uab.cat> or the ICMI Country rep from your country: https://www.mathunion.org/icmi/organisation/our-members/icmi-representatives.