Nunjucks is an extensive templating language with templates, pages, partials, loops and macros.
Perfect to slice your HTML in different, reusable modules.
Review changes and errors
Browsersync automatically reloads page if html or json files are edited, or injects CSS changes if sass files change.
Error handling notifies you via desktop if you write something wrong.
Publishes distribution folder on github, automatically.
Bootstrap, if you want. Semantic UI, if that's your cup of tea. No framework if you want it too.
Snippets help you prototype faster.
All snippets you need for Sublime Text. Why remember all syntax when you can access it with one word?
Don't Repeat Yourself with reusable json loops, with relevant lists (think countries, US states, languages) right out of the box.
Industry Standard Tools
Browser and System Debugging
Modernizr (+ detectizr) detects technical specs on the machine your page is loaded, and adds sensible classes on your html tag:
System: mac, windows, linux, ios, android...
Browser: firefox, chrome, ie, safari...
Functions: touch, etc.
All symbols you can think of.
Useful CSS Helpers
Extending from Animate.css framework, all mixins you need for animation and transition, right out of the box.
Make any font browser-ready. If you have the file, you can display it.
Clean up your CSS
unCSS removes all unused rules from your css file, automatically, reducing filesize by A LOT.
inline CSS preps HTML files for email format.
Write faster CSS with snippets for colors, responsive layout, list selection, and more.