CSS & Fonts
Bootstrap - https://getbootstrap.com/
Animation - https://daneden.github.io/animate.css/
Font-Awesome (Font Icons) - https://fortawesome.github.io/Font-Awesome/
Icomoon (Font Icons) - https://icomoon.io/
Linecons (Font Icons) - http://designmodo.com/linecons-free/
Feather (Font Icons) - http://colebemis.com/feather/
Google Fonts - https://www.google.com/fonts
FlatIcon - http://www.flaticon.com/
Poppins Font
PT Serif Font
Lato Font
Open Sans Font used for the Logo
Icons made by Freepik - http://www.freepik.com/ from www.flaticon.com - https://www.flaticon.com/ is licensed by CC 3.0 BY - https://creativecommons.org/licenses/by/3.0/

Images
The Stocks - http://thestocks.im/
Unsplash - https://unsplash.com/
RaumRot - http://www.raumrot.com/
Picjumbo - http://picjumbo.com/
Stockphotos.io - http://stockphotos.io/
Imcreator FREE - http://www.imcreator.com/free
Flickr CC-Search - https://www.flickr.com/creativecommons/by-2.0/
Mazwai (Stock Footage) - http://mazwai.com/
Freepik: Designed by Vectorpocket - https://www.freepik.com/free-vector/seo-optimization-isometric-background_3266544.htm

Mockups
Graphic Burger - http://graphicburger.com/
Pixeden - http://pixeden.com/
PSD Covers - http://psdcovers.com/


jQuery
Revolution Slider - http://codecanyon.net/item/slider-revolution-responsive-jquery-plugin/2580848
Swiper Slider - http://www.idangero.us/sliders/swiper/
Owl Carousel 2 - http://www.owlcarousel.owlgraphic.com/
Flex Slider - https://www.woothemes.com/flexslider/
Camera Slider - http://www.pixedelic.com/plugins/camera/
Nivo Slider - http://dev7studios.com/plugins/nivo-slider/
Elastic Slider - http://tympanus.net/Tutorials/ElasticSlideshow/
Calendar - http://tympanus.net/codrops/2012/11/27/calendario-a-flexible-calendar-plugin/
Google Map - http://labs.mario.ec/jquery-gmap/
Vector Map - http://jqvmap.com/
Jquery Easing - http://gsgd.co.uk/sandbox/jquery/easing/
jQuery Superfish Menu - https://plugins.jquery.com/superfish/
FitVids - http://fitvidsjs.com/
jRespond - https://github.com/scottjehl/Respond 
Smooth Scroll - https://gist.github.com/galambalazs/6477177/
Flickr Feed - http://www.newmediacampaigns.com/page/jquery-flickr-plugin
Instagram - http://lab.adrianquevedo.com/jquery-spectragram/
Dribbble - https://dribbble.com/api
Easy pie chart - https://github.com/rendro/easy-pie-chart/
jQuery Appear - https://github.com/bas2k/jquery.appear/
Stellar - http://markdalgleish.com/projects/stellar.js
Countdown - http://keith-wood.name/countdown.html
CountTo - https://github.com/mhuggins/jquery-countTo
Text Rotater - https://github.com/peachananr/simple-text-rotator
Isotope - http://isotope.metafizzy.co/
Toastr - https://github.com/CodeSeven/toastr
ChartJS - http://www.chartjs.org/
Jquery Form - http://www.chartjs.org/
Magnific Popup - http://dimsemenov.com/plugins/magnific-popup/
Infinite Scroll - https://github.com/paulirish/infinite-scroll

PHP
PHP Mailer - https://github.com/PHPMailer/PHPMailer/
Mailchimp - https://mailchimp.com/