- CSS - http://overapi.com/css
- CSS Flexbox - https://yoksel.github.io/flex-cheatsheet
- CSS Grid - https://alialaa.github.io/css-grid-cheat-sheet
- CSS Reference - https://tympanus.net/codrops/css_reference
- HTML Elements- https://meiert.com/en/indices/html-elements
- JavaScript - http://overapi.com/javascript
- jQuery - https://oscarotero.com/jquery
- Git - https://www.git-tower.com/blog/content/posts/54-git-cheat-sheet/git-cheat-sheet-large01.png
- RegEx - https://www.debuggex.com/cheatsheet/regex/javascript