* [Tutorials for modern OpenGL](http://www.opengl-tutorial.org/)
@ -268,14 +268,14 @@ Original Source: [List of freely available programming books](http://web.archive
* [Elementary Algorithms](https://github.com/liuxinyu95/AlgoXY) - Larry LIU Xinyu
* [Foundations of Computer Science](http://infolab.stanford.edu/~ullman/focs.html) - Al Aho and Jeff Ullman
* [Handbook of Graph Drawing and Visualization](https://cs.brown.edu/~rt/gdhandbook/)
* [Lectures Notes on Algorithm Analysis and Computational Complexity (Fourth Edition)](http://larc.unt.edu/ian/books/free/lnoa.pdf), University of North Texas (PDF)
* [Lectures Notes on Algorithm Analysis and Computational Complexity (Fourth Edition)](http://larc.unt.edu/ian/books/free/lnoa.pdf) - University of North Texas (PDF)
* [LEDA: A Platform for Combinatorial and Geometric Computing](http://www.mpi-inf.mpg.de/~mehlhorn/LEDAbook.html)
* [Linked List Basics](http://cslibrary.stanford.edu/103/LinkedListBasics.pdf) (PDF)
* [Linked List Problems](http://cslibrary.stanford.edu/105/LinkedListProblems.pdf) (PDF)
@ -668,7 +668,7 @@ Original Source: [List of freely available programming books](http://web.archive
* [Agile Android Software Development](http://www.agiledroid.com) (PDF, epub, mobi - need email confirmation) by Etienne Savard
* [Android 4 App Development Essentials](http://www.techotopia.com/index.php/Android_4_App_Development_Essentials)
* [Android Programming Guide for Beginners](http://eduonix.com/offers/Android_ebook_free_offer.html) (PDF - need email confirmation)
* [Android Programming Succinctly, Syncfusion](https://www.syncfusion.com/resources/techportal/ebooks/android) ([PDF](https://www.syncfusion.com/content/downloads/ebook/Android_Programming_Succinctly.pdf), [Kindle](https://www.syncfusion.com/content/downloads/ebook/Android_Programming_Succinctly.mobi)) *(Just fill the fields with any values)*
* [Android Programming Succinctly, Syncfusion](https://www.syncfusion.com/resources/techportal/ebooks/android) ([PDF](https://www.syncfusion.com/content/downloads/ebook/Android_Programming_Succinctly.pdf) - [Kindle](https://www.syncfusion.com/content/downloads/ebook/Android_Programming_Succinctly.mobi)) *(Just fill the fields with any values)*
* [Expert Android and Eclipse development knowledge](http://www.vogella.com/android.html)
@ -1177,7 +1177,7 @@ Original Source: [List of freely available programming books](http://web.archive
* [Spring Framework Reference Documentation](http://docs.spring.io/spring/docs/current/spring-framework-reference/html/) ([PDF](http://docs.spring.io/spring/docs/current/spring-framework-reference/pdf/spring-framework-reference.pdf)) - Rod Johnson, Juergen Hoeller, Keith Donald, Colin Sampaleanu, Rob Harrop, Thomas Risberg, Alef Arendsen, Darren Davison, Dmitriy Kopylenko, Mark Pollack, Thierry Templier, Erwin Vervaet, Portia Tung, Ben Hale, Adrian Colyer, John Lewis, Costin Leau, Mark Fisher, Sam Brannen, Ramnivas Laddad, Arjen Poutsma, Chris Beams, Tareq Abedrabbo, Andy Clement, Dave Syer, Oliver Gierke, Rossen Stoyanchev, Phillip Webb, Rob Winch, Brian Clozel, Stephane Nicoll, Sebastien Deleuze
#### Spring Boot
* [Spring Boot Reference Guide](http://docs.spring.io/spring-boot/docs/current/reference/html/) ([PDF](http://docs.spring.io/spring-boot/docs/current/reference/pdf/spring-boot-reference.pdf), [EPUB](http://docs.spring.io/spring-boot/docs/current/reference/epub/spring-boot-reference.epub)) - Phillip Webb, Dave Syer, Josh Long, Stéphane Nicoll, Rob Winch, Andy Wilkinson, Marcel Overdijk, Christian Dupuis
* [Spring Boot Reference Guide](http://docs.spring.io/spring-boot/docs/current/reference/html/) ([PDF](http://docs.spring.io/spring-boot/docs/current/reference/pdf/spring-boot-reference.pdf) - [EPUB](http://docs.spring.io/spring-boot/docs/current/reference/epub/spring-boot-reference.epub)) - Phillip Webb, Dave Syer, Josh Long, Stéphane Nicoll, Rob Winch, Andy Wilkinson, Marcel Overdijk, Christian Dupuis
#### Spring Security
* [Spring Security Reference](http://docs.spring.io/spring-security/site/docs/current/reference/htmlsingle/) - Ben Alex, Luke Taylor, Rob Winch
@ -1229,7 +1229,7 @@ Original Source: [List of freely available programming books](http://web.archive
For resources on Angular, Backbone, D3, Dojo, Ember, Express, jQuery, Knockout, Meteor, React and any other JS toolkit/framework, please refer to [Javascript Frameworks Resources and Tutorials](/javascript-frameworks-resources.md).
#### Node.js
* [An Introduction to libuv](https://nikhilm.github.io/uvbook/) - Nikhil Marathe ([PDF](http://nikhilm.github.com/uvbook/An%20Introduction%20to%20libuv.pdf), [ePub](http://nikhilm.github.com/uvbook/An%20Introduction%20to%20libuv.epub))
* [JavaScript and Node FUNdamentals](https://leanpub.com/jsfun/read) *(Leanpub - by Azat Mardanov)*
* [Mixu's Node Book](http://book.mixu.net/node/)
* [Node.js Succinctly, Syncfusion](http://www.syncfusion.com/resources/techportal/ebooks/nodejs) (PDF, Kindle) *(Just fill the fields with any values)*