Wikiquote - A free quote database built collaboratively using Wiki software, a sister project to Wikipedia.

Survicate - Collect feedback on your website and find out more about your visitors.

Quotefancy - Quotefancy is on a mission of turning inspiring quotes into beautiful wallpapers.

Qualtrics - Qualtrics is the most trusted research platform, helping brands make crucial business decisions. From surveys to insights to action.

Brainyquote - Database of quotations by topic or author.

Smartlook - Qualitative analytics for websites and mobile apps Start understanding the 'whys' of your users' behaviors with clear, visual insights. With session recordings and event tracking, you get the complete picture.