I didn't set out to write a picasa replacement, but a number of PhotoStructure's beta testers are Picasa refugees. It's not anywhere near feature complete, but

I didn't set out to write a picasa replacement, but a number of PhotoStructure's beta testers are Picasa refugees. It's not anywhere near feature complete, but it's free to try in exchange for feedback: https://PhotoStructure.com https://PhotoStructure.com