The simply the best collection of validation scripts
Makes simple clientside form validation easy with plenty of customization options. Bundled with a useful set of validation methods, including URL and email validation, while providing an API to write your own methods.
A JavaScript form validation library including more than a dozen useful validators. Automatically detects your form modifications and adapts.
Uses the HTML5 required and pattern attributes to do validation when the browser does not support these features.
A file uploader with multiple file selection, drag/drop support, progress bar, validation and preview images, audio and video for jQuery. Supports cross-domain, chunked and resumable file uploads. Works with any server-side platform that supports standard HTML form file uploads.