JabRef
Mendeley
Zotero
Qiqqa
Citavi
Docear
Paperpile
EndNote
Woopra
Google Analytics
StatCounter
Matomo
Mixpanel
Clicky
Histats
Mouseflow
JabRef
WoopraMendeley - Easily organize your papers, read & annotate your PDFs, collaborate in private or open groups, and securely access your research from everywhere.
Google Analytics - Improve your website to increase conversions, improve the user experience, and make more money using Google Analytics. Measure, understand and quantify engagement on your site with customized and in-depth reports.
Zotero - Zotero is a free, easy-to-use tool to help you collect, organize, cite, and share research.
StatCounter - StatCounter is a simple but powerful real-time web analytics service that helps you track, analyse and understand your visitors so you can make good decisions to become more successful online.
Qiqqa - Qiqqa is a free research and reference management software. It can be used in many organizational projects from the academic to the personal to the business endeavor. Read more about Qiqqa.
Matomo - Matomo is an open-source web analytics platform