IceCat is a web browser developed by IceCat Project / Developers, engineered with the Gecko rendering engine to provide reliable web page rendering, secure navigation, and web compatibility.
| Developer | IceCat Project / Developers |
|---|---|
| Browser engine | Gecko |
| Supported platforms | Windows, macOS, Linux, Android, iOS |
| User Agent | Platform | Device |
|---|---|---|
| Mozilla/5.0 (X11; Linux x86_64; rv:6.9) Goanna/20260709 IceCat-UXP/52.9.2026.07.05 | GNU/Linux | Unknown |
| Mozilla/5.0 (X11; U; Linux x86_64; fr; rv:1.9.2.13) Gecko/20101203 IceCat/3.6.13-g1 | GNU/Linux | Unknown |
| Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.13) Gecko/20101214 IceCat/3.6.13 (like Firefox/3.6.13) | GNU/Linux | Unknown |
| Mozilla/5.0 (X11; U; Linux sparc64; es-PY; rv:5.0) Gecko/20100101 IceCat/5.0 (like Firefox/5.0; Debian-6.0.1) | Debian 6 | Unknown |
| Mozilla/5.0 (X11; U; Linux sparc64; en-US; rv:5.0) Gecko/20100101 IceCat/5.0 (like Firefox/5.0; Debian-6.0.1) | Debian 6 | Unknown |
| Mozilla/5.0 (X11; U; Linux sparc64; en-US; rv:109.0) Gecko/20100101 IceCat/124.0 (like Firefox/124.0; Debian-12.5.0) | Debian 12 | Unknown |
| Mozilla/5.0 (X11; U; Linux sparc64; en-GB; rv:109.0) Gecko/20100101 IceCat/124.0 (like Firefox/124.0; Fluxuan-5.0.5) | GNU/Linux | Unknown |
| Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.0.3) Gecko/2008092921 IceCat/3.0.3-g1 | GNU/Linux | Unknown |
| Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.0.2) Gecko/2008100722 IceCat/3.0.2-g1 | GNU/Linux | Unknown |
| Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.0.1) Gecko/2008072716 IceCat/3.0.1-g1 | GNU/Linux | Unknown |