The frontpage currently has a banner up where people can leave a heart with a comment when they have finished their donations. The comments will be cross-posted here.
However, you can also post on this thread any time, especially with longer explanations of where you have given this year, and why.
Most of my donations were forgone payments for hiring rounds at organizations I consider among the most promising at reducing risks from AI (e.g. Horizon and MIRI).