Experience the newest innovations in a stable environment.

The Web is all about innovation, and Firefox 5 sets the pace with dozens of new features.

What's New:

• Added support for CSS animations
• The Do-Not-Track header preference has been moved to increase discoverability
• Improved canvas, JavaScript, memory, and networking performance
• Improved standards support for HTML5, XHR, MathML, SMIL, and canvas
• Improved spell checking for some locales
• Improved desktop environment integration for Linux users
• WebGL content can no longer load cross-domain textures
• Background tabs have setTimeout and setInterval clamped to 1000ms to improve performance
• The Firefox development channel switcher introduced in previous Firefox Beta updates has been removed