A curated list of 
- Phlex - A framework for building object-oriented views in Ruby.
- Phex-Rails - Rails adapter for Phlex.
- Superview - Create Rails applications entirely from Phlex components.
- Superform - Build highly customizable forms.
- Phlex Tabler Icons - A port of Tabler Icons to Phlex.
- PhlexUI - A UI component library, crafted precisely for Ruby devs who want to stay organised and build modern apps, fast.
- ZestUI - Accelerate your workflow with beautiful UI components tailored for Rails.
- Phlexible - A bunch of helpers and goodies intended to make life with phlex even easier!
- Phlexing - A simple ERB to Phlex Converter.
- Component driven development on Rails with Phlex - An excellent introduction to building Rails applications using components.
- Hacking Rails Implicit Rendering for View Components & Fun - Advanced tips and tricks for building Rails applications using components.
- A tale of two Phlexes - Contains excellent information on how to use deferred rendering and how to build a table component.