GitHub Pages: https://pages.github.com/
jekyll-now: https://github.com/barryclark/jekyll-now
Cheatsheet de Markdown: https://github.com/adam-p/markdown-here/wiki/Markdown-Cheatsheet
Páginas de temas de Jekyll: https://github.com/jekyll/jekyll/wiki/Themes http://jekyllthemes.org/
HTML Online editor: https://html-online.com/editor/
HTML Color: https://www.w3schools.com/html/html_colors.asp