Download Prototype
Download the latest stable version—1.6.0.3 (September 29, 2008)
Learn about what’s new in version 1.6.
Prototype development
You can browse the source code at our GitHub repository.
If you want the full development package (including unit tests), you can use Git to clone the source code:
git clone git://github.com/sstephenson/prototype.gitBuild the complete “prototype.js” file with rake dist command—find more details about this in the contribution guide.
Compatibility
The latest version of Prototype is compatible with the following browsers:
| Browser | Version(s) |
|---|---|
| Mozilla Firefox | ≥ 1.5 |
| Microsoft Internet Explorer | ≥ 6.0 |
| Apple Safari | ≥ 2.0 |
| Opera | ≥ 9.25 |
Archives
1.6
1.5
