Prototype

JavaScript framework created as part of the foundation for Ajax support in Ruby on Rails. Distributed standalone, but also as part of larger projects, such as Ruby on Rails, script.aculo.us and Rico.

First released2005
Developed bySam Stephenson
Latest stable version1.7.3
Open-sourceYes

Interesting facts

Prototype.js is a library that like jQuery makes is easier to register events.

Sign up for updates
straight to your inbox