Chrome<p>Google drive (a lot of stuff was done in it)<p>Google keep (really, I've deleted evernote as I like simple in use tools)<p>Pocket (not to forget a lot of helpful links)<p>Gmail<p>Buzzsumo (great tool but I've learned about lately. All stuff was done before)<p>Webflow (to create landing page)<p>Adobe Illustrator (to make all design)<p>It seems that my list is too short. But I think that you have to concentrate on your startup idea and not the searching of 'right' tools. If you really need them you can read here: <a href="http://www.quora.com/Startup-Founders-and-Entrepreneurs/What-are-the-best-productivity-tools-for-entrepreneurs?__snids__=665073047&__nsrc__=1&__filter__=all" rel="nofollow">http://www.quora.com/Startup-Founders-and-Entrepreneurs/What...</a>
Fedora Linux<p>Firefox, Chrome, Chromium, Konqueror, Links<p>Eclipse<p>GitHub<p>Rackspace Cloud / Linode (we'll be moving everything to Linode eventually... the Rackspace thing is a legacy of their Slicehost acquisition)<p>SugarCRM (self-hosted)<p>Mediawiki (self-hosted)<p>Bugzilla (self-hosted)<p>Hoovers.com<p>LinkedIn<p>Google Apps (mainly GMail)<p>Apache httpd<p>and some internal tools we developed ourselves, like our competitive intelligence tracker, codenamed FUCIT (Fogbeam Universal Competitive Intelligence Tool) and a product dashboard tool I'm working on now.<p>Groovy/Grails/JVM<p>Emacs<p>OpenOffice