Mozilla Firefox is a free, open-source browser applicable to Windows, Linux, and MacOS X platforms. It also has some other advanced features, such as label-Based browsing, which can disable pop-up windows. Built-in phishing protection, modifying tag browsing behavior, re-opening and closing tags, better support for preview and subscription of Web subscription, spelling check, and support for JavaScript.
Official download of v2.0.0.4 RC3 Simplified Chinese:
Http://ftp.mozilla.org/pub/mozilla.org/firefox/nightly/2.0.0.4-candidates/rc3/firefox-2.0.0.4.zh-CN.win32.installer.exe
Official download of v1.5.0.12 RC2 Simplified Chinese:
Http://ftp.mozilla.org/pub/mozilla.org/firefox/nightly/1.5.0.12-candidates/rc2/firefox-1.5.0.12.zh-CN.win32.installer.exe
Official download of v2.0.0.3 final Simplified Chinese:
Http://releases.mozilla.org/pub/mozilla.org/firefox/releases/2.0.0.3/win32/zh-CN/Firefox%20Setup%202.0.0.3.exe
Other languages: http://releases.mozilla.org/pub/mozilla.org/firefox/releases/2.0.0.3/win32
Official download of v1.5.0.11 final Simplified Chinese:
Http://releases.mozilla.org/pub/mozilla.org/firefox/releases/1.5.0.11/win32/zh-CN/Firefox%20Setup%201.5.0.11.exe
Other languages: http://releases.mozilla.org/pub/mozilla.org/firefox/releases/1.5.0.11/win32
Mozilla Firefox V3.0 Alpha 5 Pre
For Windows
Http://ftp.mozilla.org/pub/mozilla.org/firefox/nightly/latest-trunk/firefox-3.0a5pre.en-US.win32.installer.exe
For Linux
Http://ftp.mozilla.org/pub/mozilla.org/firefox/nightly/latest-trunk/firefox-3.0a5pre.en-US.linux-i686.tar.bz2
For MACOs
Http://ftp.mozilla.org/pub/mozilla.org/firefox/nightly/latest-trunk/firefox-3.0a5pre.en-US.mac.dmg