HTML Templates

https://github.com/marley-html?tab=repositories  
https://html5boilerplate.com/  
https://html5up.net/  
http://bootstrapious.com/portfolio-themes  
http://templated.co  
http://themes.3rdwavemedia.com/
http://mdbootstrap.com/  


Fonts

https://github.com/ryanoasis/nerd-fonts  
https://github.com/FortAwesome/Font-Awesome


Styles

http://getbootstrap.com/
http://foundation.zurb.com/
http://www.blueprintcss.org/
http://firezenk.github.io/zimit/
http://www.99lime.com/
https://bootswatch.com/