We normally recommend the desktop application Picasa (free download) for managing all of your photos, but a number of new online photo editors are becoming available that are very powerful, easy to use, and free. These can be handy for quick image editing on the go, and can even work with the images that you already have online. Here are two services that I am impressed with:
Piknic
The Picnik sign-up screen
It’s easy to sign up and get started, and there’s even some demo photos to play with before you get an account. Once you sign in, you can import photos from your PC, or even from several online photo services like Picasa Web Albums and Flickr. (more…)