Golang

• Hugo: A Fast And Flexible Static Site Generator Built In GoLang
• Hastie - Static Site Generator in Go

Ruby

• Jekyll
• mynt: static done simple

Node.js

• A fast, simple & powerful blog framework, powered by Node.js
• heckle a nodejs project site generator
• Flexible, minimalistic, multi-platform static site generator built on top of node.js

Python

• Pelican is a simple weblog generator, writen in python.
• Hyde is a static website generator powered by Python & Django

Haskell

• Hakyll is a Haskell library for generating static sites

PHP

• Phrozn is static site generator written in PHP
• PieCrust is a static website generator and lightweight CMS
• Sculpin: Static Site Generator

Articles

• An Introduction to Static Site Generators
• What is nanoc?
• 10 Powerful & Free Static Website Generators
• 32 Static Website Generators For Your Site, Blog Or Wiki
• The Ruby Toolbox: Static Website Generation
• The Need for a Static Site Generator