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Principle vs Stoplight

A side-by-side look at Principle and Stoplight. For an in-depth review of either product, follow the links below.

Principle

Principle

Design & Graphics

Principle is an open-source visual tool for building interactive UIs. It allows designers and developers to design, prototype, animate and develop user interfaces without writing code. Principle focuses on animations and interactions.

uiuxanimationprototypingdesign
Stoplight

Stoplight

Development

Stoplight is an API design and documentation platform that enables teams to design, mock, document, test and publish APIs. It provides collaborative tools to streamline the API lifecycle.

apidesigndocumentationmockingtesting