JSON Generator - Create mock and sample JSON using a powerful template syntax
RANDOM.ORG - RANDOM.ORG offers true random numbers to anyone on the Internet.
OK JSON - Format and view JSON with native Mac app
Random-Required - A random string generator that can take numbers, letters, symbols, Chinese characters and arbitrary...
Excusipsum - An excuses generator for the logically challenged
Random Number Generator - Randomly generate integers or floating point numbers within a given range and specified discrete or continuous statistical probability distribution.