* [Open Advice: FOSS: What We Wish We Had Known When We Started](http://open-advice.org/)
* [Producing Open Source Software](http://producingoss.com/)
* The Art of Community: Building the New Age of Participation; [First edition](http://www.artofcommunityonline.org/downloads/jonobacon-theartofcommunity-1ed.pdf) (PDF), [Second edition](http://ubuntuone.com/0n352YwUjlcFR8PjIELH67) (PDF) - Jono Bacon
* [The Architecture of Open Source Applications: Vol. 1: Elegance, Evolution, and a Few Fearless Hacks; Vol. 2: Structure, Scale, and a Few More Feerless Hacks](http://www.aosabook.org/en/index.html)
* [The Cathedral and the Bazaar](http://www.catb.org/esr/writings/cathedral-bazaar/) - Eric S. Raymond
* [The Future of the Internet](http://futureoftheinternet.org/)
@ -887,12 +883,12 @@
###Groovy
####Gradle
* [Gradle User Guide](http://www.gradle.org/docs/current/userguide/userguide.html)([PDF](http://www.gradle.org/docs/current/userguide/userguide.pdf)) - Hans Dockter, Adam Murdoch
* [Gradle User Guide](http://www.gradle.org/docs/current/userguide/userguide.html)([PDF](http://www.gradle.org/docs/current/userguide/userguide.pdf)) - Hans Dockter, Adam Murdoch
* [Building Java Projects with Gradle](http://spring.io/guides/gs/gradle/)
* [Building and Testing with Gradle](http://www.gradleware.com/registered-access?content=books%2Fbuilding-and-testing%2F)
####Grails
* [The Grails Framework - Reference Documentation](http://grails.org/doc/latest/)([PDF](http://grails.org/doc/latest/guide/single.pdf)) - Graeme Rocher, Peter Ledbrook, Marc Palmer, Jeff Brown, Luke Daley, Burt Beckwith, Lari Hotari
* [The Grails Framework - Reference Documentation](http://grails.org/doc/latest/)([PDF](http://grails.org/doc/latest/guide/single.pdf)) - Graeme Rocher, Peter Ledbrook, Marc Palmer, Jeff Brown, Luke Daley, Burt Beckwith, Lari Hotari
* [Grails Tutorial for Beginners](http://grails.asia/grails-tutorial-for-beginners/) - GRAILS COOKBOOK
* [Getting Started with Grails](http://www.infoq.com/minibooks/grails-getting-started)