Shilla Bakery - They offer both traditional bingsoo and the new snow ice (recommended).
Breeze Bakery - Not technically snow ice, but a popular bingsoo location nonetheless.
GatsbyJS - Blazing-fast static site generator for React
Wintersmith - Flexible, minimalistic, multi-platform static site generator built on top of node.js
Nanoc - A static-site generator written in Ruby
Nikola - Nikola is s static site generator tool written in Python.