Rails 5.2.0 beta: Easier file uploads with Active Storage http://weblog.rubyonrails.org/2017/11/27/Rails-5-2-Active-Storage-Redis-Cache-Store-HTTP2-Early-Hints-Credentials/
Cassette tapes make a comeback https://www.marketplace.org/2017/11/22/business/cassette-tapes-make-comeback
Three Days with Sandi Metz on Practical Object-Oriented Design - Sihui Huang http://www.sihui.io/sandi-metz-pood/
Bulma: a modern CSS framework based on Flexbox https://bulma.io/
Basscss: Low-Level CSS Toolkit http://basscss.com/
Spectre.css - a Lightweight, Responsive and Modern CSS Framework. https://picturepan2.github.io/spectre/
Skeleton: A dead simple, responsive boilerplate. http://getskeleton.com/
Cutestrap: A sassy, opinionated CSS Framework. A tiny alternative to Bootstrap. https://www.cutestrap.com/
Minimal CSS frameworks for coding demos (via Avdi Grimm's Virtuous Code) -- I am very interested in this. Who wants to code CSS from scratch? http://www.virtuouscode.com/2016/07/10/minimal-css-frameworks-for-coding-demos/
Hanami is a web framework for Ruby that isn't Rails or Sinatra. Getting started http://hanamirb.org/