TexturePacker - Texture Packer is hands down the best sprite sheet generation tool on the market.
Bloom uploader - Bloom is the best Facebook photo Uploader
Sprite Monkey - Small and fast but still full-featured sprite sheet editor.
Mylio - Photo organization and protection, using peer-to-peer to keep all your photos available an all your...
Free Texture Packer - Free Texture Packer is an open source tool that allows you to pack multiple images into one atlas for you games or sites.
Bulkr - The complete solution to backup, download and browse photos, videos on Flickr. Download sets (albums), favorites, groups, explore photos & more on Mac or Windows