4. PermitAn unopinionated authentication library for building Node.js APIs.
5. MinifySimple, clean API for minifying Javascript, HTML or CSS.
6. To CaseSimple case detection and conversion for strings.
7. HpmorA set of covers for "Harry Potter and the Methods of Rationality".
9. IsSimple type checking.
12. React ValuesA set of tiny React components for handling state with render props.
16. SuperstructA simple and composable way to validate data in JavaScript (and TypeScript).
17. SlateA completely customizable framework for building rich text editors. (Currently in beta.)
22. backbone-inheritance(I no longer use Backbone, but feel free to check this plugin out. The code is pretty straightforward.) A Backbone.js mixin that lets Views inherit properties from their parents.
24. historyA nicer wrapper around the browser's History API. Push, replace, back, forward, etc.
26. create-eventCreate an event object cross browser. Useful for unit testing mostly.
27. pg-sql-helpersA set helpers for writing dynamic SQL queries with `pg-sql` in Javascript.
28. correct-emailCorrect common misspellings in an email address, based on Kicksend's Mailcheck library.
29. bumpEasily bump the version of all the different package.json equivalents.
30. trigger-eventProgrammatically trigger a DOM event. Useful for unit testing mostly.