No-Library (pure JS), HTML, CSS, JavaScript
jQuery 1.8.3, HTML, CSS, JavaScript
A page where you can upload files in different sections Ability to remove files from upload queue before sending
jQuery 1.4.4, HTML, CSS, JavaScript
Alphanumerics only - "The alphanumeric character set consists of the numbers 0 to 9 and letters A to Z. In the perl programming language, the underscore character ( _ ) is also considered to be a member of the alphanumeric set of characters"
jQuery 1.7.2, HTML, CSS, JavaScript
jQuery 1.11.0, HTML, CSS, JavaScript