Tcomb, a validation library for Node.js and browsers, is being offered as a tool for domain-driven design and runtime checking for JavaScript. According to GitHub-based documentation, the tcomb ...

Just a quick reminder to do some form of server side validation on the data entered, or, ask yourself what happens if someone bypasses the javascript validation.

Vest is a new framework-agnostic form validation library that separates the validation logic from the feature logic while using a unit testing syntax style that is similar to Mocha and Jasmine.