SharpZipLib
http://www.icsharpcode.net/opensource/sharpziplib/

MSDAAB
http://msdn.microsoft.com/en-us/library/aa480459.aspx

DotNetOpenID
http://code.google.com/p/dotnetopenid/

SolPart
http://www.solpart.com

CountryListBox
http://www.codeproject.com/KB/custom-controls/countrylistbox.aspx

GeoIP
http://geoplite.maxmind.com/download/geoip/database/LICENSE.txt

Telerik RADControls
http://www.telerik.com

FCK Editor
http://ckeditor.com/license

jQuery
http://jquery.com

jQuery Boxy Plugin
http://plugins.jquery.com/project/boxy

YUI Library
http://developer.yahoo.com/yui/

Web Forms MVP
http://webformsmvp.codeplex.com/license

Ocean Browser Detection
http://owenbrady.net/browsercaps/

mbUnit
http://www.mbunit.com/

Moq
http://code.google.com/p/moq/

WatiN
http://watin.sourceforge.net

Msbuild Community Tasks
http://msbuildtasks.tigris.org/

Anthem.net
Used as the Ajax provider.
License Type: Public Domain license 
License Link: http://sourceforge.net/projects/anthem-dot-net/

Brettle NeatUploads
Used as an optional component to enable file uploads up to 2GB
License Type: LGPL
License Link: http://www.brettle.com/neatupload#License

OpenWYSIWYG (javascript)
Used as the text editor
License Type: LGPL
License Link: http://www.openwebware.com  in that page it references the  LGPL Open Source license.

VideoBox (javascript)
Used to render the lightbox effect that shows media files.
License Type: MIT 
License Link(s): link to license on site: http://videobox-lb.sourceforge.net to http://www.opensource.org/licenses/mit-license.php

MooTools (javascript)
Used as an additional component by VideoBox
License Type: MIT
License Link(s): link to license on site: http://mootools.net to http://www.opensource.org/licenses/mit-license.php

SwfObject (javascript)
Used as an additional component by VideoBox
License Type: MIT
License Link: link to license on site: http://code.google.com/p/swfobject/ to http://www.opensource.org/licenses/mit-license.php

FLV-Player (flash)
Flash player used to play flv files
License Type: No License Information, freely downloadable.
Link to Site: http://oos.moxiecode.com/flvplayer/

SearchSpider
Used as the spider engine for the module.
License Type: LGPL
License Link: http://www.jeffheaton.com/source in that page it references the  LGPL Open Source license.

Lucene.net
Lucene.Net is a port of the Lucene search engine library, written in C# and targeted at .NET runtime users. http://nuget.org/packages/lucene.net http://lucenenet.apache.org/
License Type: Apache License
License Link: Copyright 2013 The Apache Software Foundation, Licensed under the Apache License, Version 2.0 http://www.apache.org/licenses/LICENSE-2.0

Lucene.net.contrib
lucene.Net Contrib adds a set of advanced functionalites to Lucene.net, like faceted search, spatial queries, highlighters, spell check and more. https://nuget.org/packages/Lucene.Net.Contrib
License Type: Apache License
License Link: http://www.apache.org/licenses/LICENSE-2.0.html

Highlighter
Used to highlight search results http://search.cpan.org/~tbusch/Lucene-Search-Highlight-0.01/lib/Lucene/Search/Highlight.pm
License Type: Perl
License Link: http://search.cpan.org/~tbusch/Lucene-Search-Highlight-0.01/lib/Lucene/Search/Highlight.pm#COPYRIGHT_AND_LICENSE

jquery-ui
Used in many places in UI
License Type: MIT
License Link: http://jquery-ui.googlecode.com/svn/tags/latest/MIT-LICENSE.txt

log4net
Used to provide Instrumentation throughout the core
License Type: Apache
License Link: http://logging.apache.org/log4net/license.html

Sharepoint Logging Library
Used to provide logging in Sharepoint connnector
License Type: LGPL
License Link: http://splogginglibrary.codeplex.com/license

hoverintent
Used throughout UI
License Type: MIT or GPL
License Link: http://cherne.net/brian/resources/jquery.hoverIntent.js

jQuery Cycle
Used throughout UI
License Type: MIT or GPL
License Link: https://raw.github.com/malsup/cycle/master/jquery.cycle.all.js

jQuery Templates
Used throughout UI
License Type: MIT or GPL
License Link: http://ajax.aspnetcdn.com/ajax/jquery.templates/beta1/jquery.tmpl.js

51Degrees.mobi
Used throughout UI
License Type: Mozilla Public License 1.1 (MPL)
License Link: http://51degrees.codeplex.com/license

Client Dependency Framework
Combining, compressing & minifying JavaScript and CSS files
License Type: Microsoft Public License (Ms-PL)
License Link: http://clientdependency.codeplex.com/license


Knockout Javascript library
Used throughout UI
License Type: MIT
License Link: http://knockoutjs.com/

jQuery Tokeninput
Used throughout UI
License Type: MIT or GPL
License Link: http://loopj.com/jquery-tokeninput/

history.js
Used in social messaging module
License link: https://github.com/balupton/history.js/blob/master/license.txt

HtmlDiff
Used for Html version comparison
License Type: MIT
License link: https://raw.github.com/Rohland/htmldiff.net/master/license.txt