Easy upload management for ActiveRecord

Upload files in your Ruby applications, map them to a range of ORMs, store them on different backends.

Shrine is a toolkit for file attachments in Ruby applications. It supports uploading, downloading, processing and deleting IO objects, backed by various storage engines. It uses efficient streaming for low memory usage. Shrine comes with a high-level interface for attaching uploaded files to database records, saving their location and metadata to a database column, and tying them to record's lifecycle. It natively supports background jobs and direct uploads for fully asynchronous user experience.

Treat an ActiveRecord model as a file attachment, storing its patch, size, content type, etc.

Dragonfly is a framework that enables on-the-fly processing for any content type. It is especially suited to image handling. Its uses range from image thumbnails to standard attachments to on-demand text generation.

Simple and powerful file upload library

Easy upload management for ActiveRecord

This gem packages jQuery File Upload plugin and it's dependencies for Rails asset pipeline.

Paperclip Swfupload UploadHelper wrapper

Attached is a Ruby on Rails cloud attachment and processor library inspired by Paperclip. Attached lets users push files to the cloud, then perform remote processing on the files.

A FilePicker / PaperClip mashup. Use Filepicker for uploads and paperclip to process them.

Clean & light interface around GraphicsMagick.

Fine Uploader by Andrew Valums integrated for Rails 3.1+ Asset Pipeline

simple-image-uploader creates Image scaffold with file upload and removal. It is based on carrierwave and mini-imagegick gems. Image model, controller and form are have simple code that allows any application to use image upload immediately. Add simple-image-uploader gem to your Gemfile. Run bundle install. Then run 'rails g simple_image_uploader'. Run rails s and check http://localhost:3000/images.