Command line tool and ruby interface to optimize (lossless compress, optionally lossy) jpeg, png, gif and svg images using external utilities (advpng, gifsicle, jhead, jpeg-recompress, jpegoptim, jpegrescan, jpegtran, optipng, oxipng, pngcrush, pngout, pngquant, svgo)

Be lazy. Let Maid clean up after you, based on rules you define. Think of it as "Hazel for hackers".

Generate galleries with thumbnails for your Jekyll site.

Extensible Metadata Platform (XMP) parser extracts metadata from JPEG and TIFF image files. It also supports parsing raw XML files containing XMP.

A Ruby library for prying open files you can convert to a previewable format, such as video, image and audio files. It includes a number of parser modules that try to recover metadata useful for post-processing and layout while reading the absolute minimum amount of data possible.

MMS2R is a library that decodes the parts of a MMS message to disk while stripping out advertising injected by the mobile carriers.

Optimize (lossless compress, optionally lossy) images (jpeg, png, gif, svg) using external utilities (advpng, gifsicle, jhead, jpeg-recompress, jpegoptim, jpegrescan, jpegtran, optipng, pngcrush, pngout, pngquant, svgo)

An image resizing gem that generates smaller versions of requested images. Calls through to VIPS on the command line to perform processing, and automatically handles cropping and scaling the requested image, taking a point of interest into account if requested.

Provides exif data for images in Jekyll websites via a Liquid filter

jekyll-exiftag is a LiquidTag Extension for Jekyll to get Exif data from images

kanoko is a active image generater library.

Automatically rename your pictures using Google Vision API and metadata.

Archiver is a simple gem to rename photos and videos depending on creation date and exif informations to archive directories in subfolders by year. It sorts out duplicate files to

A dangerous Ruby blog engine, with a photographic memory.

356 Projects for Sinatra/Sequel

Split photos into events by date.

read exif of all the images in the directory and write them in a csv file.

Sort photos in year and month folders based on exif date informatiion

Get weather information based on GPS information of JPEG.

A picture gallery supporting tagging, groups and much more.