These gems were written because there was no alternative solution at the time or the alternatives were too complicated (I like to KISS!). I hope they can be of use in your projects.
Record terminal sessions from local or remote machines and play them back from your own website.
Used on: TrueAbility.com.
Upload files directly from your views to an Amazon S3 Bucket, bypassing your application server.
Generate Deep Zoom Images files from your own images and display them in your views.
Used on: Artdip.com.