RPhoto is a handy image editor to simplify cropping of digital camera pictures and avoid white borders introduced by incorrect height/width ratios. It also has lossless rotate and flip features, as well as a unique way to rectify a bad angle by only drawing a horizontal or vertical line.
pLoader is software dedicated to photo preparation and transfer to your Piwigo installation. You can select photos from your file browser. Automatic preparation includes resizing for Web display, thumbnail creation, and automatic rotation. You can fill in information such as name, author, or description, and create categories. You can transfer a photo selection to your remote Piwigo photo gallery. Your photos are visible on your gallery as soon as they are transferred.
Siren Renamer is a tool that renames, moves, and copies files using an expression. A lot of information associated with a file can be used, including name, extension, dates, and selection number. Other information is extracted from files according to their type: audio, video, image (standard and raw), EXIF, IPTC, Office document, PDF, ePub, HTML, and many others. Many different operations can be performed on character strings, complete directory trees can be processed, and images can be viewed. For example, to change a file name to uppercase with the mp3 extension, the expression can be '%ub.mp3'.