Amazon Mechanical Turk - The online market place for work.
AffiliateWP - A powerful affiliate marketing solution for WordPress.
Crowdin - Localize your product in a seamless way
ReferralMagic - Turn your users and customers into referral magnets.
SerpClix - SerpClix is a click exchange network used to send more real clicks to your Google SERP. You can click to earn money or buy clicks to rank higher on Google.
Everflow - Partner Marketing Platform - Track, Analyze & Automate