Get your taxes done using TurboTax

seems clear it likely won't be ready to make final decision for 2025; expect many updates the coming weeks.  see this thread for advice - most features say Jan/Feb dates.  You may be able to use forms mode for areas where the interview screens are not ready.

https://ttlc.intuit.com/community/taxes/discussion/turbotax-deluxe-2025-forms-availability/00/371366...

 

for estimation purposes you may want to just use other online calculators, try

https://www.dinkytown.net/java/1040-tax-calculator.html