There are dozens of online photo editors out there, some are pretty advanced such as Picnik or FotoFlexer. Pixer.us, on the other hand, is a lightweight photo editor that includes only the most common image editing functions and effects like cropping, resizing, flip/rotate, blur/sharpen etc.

Upload and edit your images without registration. Instantly apply and preview the effects using the slide bar, click “Apply” to save the changes. You can always revert changes to the previous or to the very original image version using “Undo”. When you are done click “Save” to download the image on your computer in your desired format (JPEG, GIF, PNG, or BMP).
Features:
- Simple lightweight photo editor.
- Perform most common image editing functions like resize, crop, rotate/flip, saturation, blur/sharpen etc.
- Instantly apply and preview the effects using the slide bar.
- Revert changes to previous or to the original image version.
- Upload, edit and save images without registration.
- Save edited images in multiple image formats (JPEG, GIF, PNG or BMP).
Check out Pixer.us @ www.pixer.us