Lista com links para Libraries e Plugins. Desenvolvimento Web

PHPUnit
https://phpunit.de/

Guzzle
http://guzzle.readthedocs.org/

Kint
http://raveren.github.io/kint/

PHPWord
http://phpword.codeplex.com/

PHPExcel
https://phpexcel.codeplex.com/

TCPDF
http://www.tcpdf.org/

Twig
http://twig.sensiolabs.org/

FirePHP
http://www.firephp.org/

Phinq
https://github.com/tmont/phinq

Gregwar/Image
https://github.com/Gregwar/Image

Respect/Validation
http://documentup.com/Respect/Validation/

PHP.JS
http://phpjs.org/functions/

jQuery
http://jquery.com/

jQuery UI
http://jqueryui.com/

jQuery Mobile
http://jquerymobile.com/

QUnit
http://qunitjs.com/

jQuery EasyUI
http://www.jeasyui.com/

jQuery Form
http://malsup.com/jquery/form/

jqGrid
http://www.trirand.com/blog/

jQuery BlockUI
http://malsup.com/jquery/block/

jQuery File Download
http://jqueryfiledownload.apphb.com/

jQuery Spin
http://ksylvest.github.io/jquery-spin/

jQuery Terminal
https://github.com/jcubic/jquery.terminal

ExtJS
http://dev.sencha.com/ext/5.0.1/examples/index.html

Autonumeric
http://www.decorplanit.com/plugin/

jStorage
http://www.jstorage.info/

Piecon
https://github.com/lipka/piecon

Kendo UI
http://www.telerik.com/kendo-ui

Wijmo UI
http://wijmo.com/

Numeral JS
http://numeraljs.com/

Handsontable
http://handsontable.com/

Momment JS
http://momentjs.com/

String JS
http://stringjs.com/

Mousetrap
http://craig.is/killing/mice

Angular JS
https://angularjs.org/

Notify JS
https://github.com/alexgibson/notify.js

Countdown
https://github.com/gumroad/countdown.js

Intro JS
https://github.com/usablica/intro.js

jQuery QRCode
http://larsjung.de/jquery-qrcode/

Ember.js
http://emberjs.com/

Bootstrap
http://getbootstrap.com/components/

960 Grid System
http://960.gs/

TypeBase CSS
http://devinhunt.github.io/typebase.css/

Kindling Grid
http://timothy-long.com/kindling/

Flexbox Grid
http://flexboxgrid.com/

Cute Grids
http://www.cutegrids.com/

ApplePie
http://www.apppie.org/

Glyphter
http://glyphter.com/

Perfect Icons
http://perfecticons.com/