All of these resources are free to use.
Downloadable, robust photo editing software, similar to Photoshop.
Another downloadable, small and simple photo editor.
A nice in-browser image editor. Nothing to download or install. INTERNET EXPLORER ONLY.
- Splashup Light
I highly recommend this simple downloadable program to crop/resize/edit your images.
- Photoshop Express
Another nice in-browser editor, that also works with online image gallery sites (Flickr & Picassa). Nothing to download or install.
A newer in-browser photo editor. Lots of tools.