# Useful libraries in combination with Makumba

This page shortly lists libraries that are used within Makumba, or might be useful for developing web applications based on Makumba. Many of the libraries have been mainly used within the applications developed by BEST.

## Libraries used by Makumba

1. Client-side form validation
2. Calendar pop-ups

### Client-side form validation

The client-side form validation, described in the Makumba specification Form Annotation section, is implemented using Live validation.

### Calendar pop-ups

Calendar pop-ups on <mak:input> of `date` dataTypes are generated using Matt Kruse's Calendar Popup.