Mockoon vs Yappee

Mockoon is the easiest and quickest way to run mock API servers locally. No remote deployment, no account required, free, open source and cross-platform.

Mockoon is a free and open-source developer tool allowing to quickly and easily mock APIs. It's a cross-platform desktop application which makes it enterprise friendly.
It packs a lots of features that make API mocking a breeze:
fake data generation with templating system, partial mocking with proxy mode, requests recording, OpenAPI compatibility, high performances, companion CLI for CI environments, etc

Location: Luxembourg, Luxembourg

Yappee is an exclusive network that leverages and rewards social influencers for connecting their friends with their favorite businesses.

Yappee is trying to fill a major gap that continues despite the success of daily deal and open review sites. We are bringing the off-line recommendation from a trusted friend to an easy, fun, and social experience online. You use Yappee to go to the friend who knows their food for a restaurant recommendation and to the friend who has the best fashion sense for a boutique recommendation. Only friends can see each other's favorites or access the exclusive offers from favorite businesses. There are benefits to who and what you know.