Darktable - darktable is an open source photography workflow application and raw developer.
GuideGuide - GuideGuide is the Photoshop and Illustrator panel that makes working with guides.
Adobe Lightroom - Adobe Lightroom is a family of image organization and image manipulation software.
phpAlbum - phpAlbum.net is an Open Source PHP script which allows creating personal Photo Album / Gallery
Pixelmator - Pixelmator is an image-editing application for Mac and iPad.
Adobe Photoshop - Adobe Photoshop is a webtop application for editing images and photos online.