Comparison of browser engines
The following tables compare general and technical information for a number of layout engines. Please see the individual products' articles for further information. This article is not all-inclusive or necessarily up-to-date.
General information
Basic general information about the engines: creator/company, license, etc.
| Creator | First public release date | Latest stable version | Software license | |
|---|---|---|---|---|
| Gecko | Mozilla Foundation | December 7, 1998 | 1.7.7 | MPL, MPL/GPL/LGPL tri-license |
| KHTML | KDE | October, 2000 | 3.4 | GPL |
| Presto | Opera Software | September, 1996 | 8.0 | Proprietary |
| Tasman | Microsoft | March 27, 2000 | 0.9 | Proprietary |
| Trident | Microsoft, Spyglass |
August, 1995 | 6.0 SP2 | Proprietary |
| WebCore | Apple Computer | June 23, 2003 | 1.3 | Proprietary, LGPL |
| Creator | First public release date | Latest stable version | Software license |
Operating system support
The operating systems the engines can run on without emulation.
| Windows | Mac OS X | Mac OS 9 | Linux | BSD | Unix | |
|---|---|---|---|---|---|---|
| Gecko | Yes | Yes | Dropped | Yes | Yes | Yes |
| KHTML | No | Yes | No | Yes | Yes | Yes |
| Presto | Yes | Yes | Yes | Yes | Yes | Yes |
| Tasman | No | Yes | Yes | No | No | No |
| Trident | Yes | No | No | No | No | No |
| WebCore | No | Yes | No | No | No | No |
| Windows | Mac OS X | Mac OS 9 | Linux | BSD | Unix |
Standard support
- Comparison of layout engines (HTML)
- Comparison of layout engines (XML)
- Comparison of layout engines (XHTML)
- Comparison of layout engines (image)
- Comparison of layout engines (CSS)
- Comparison of layout engines (DOM)
- Comparison of layout engines (XSLT)
- Comparison of layout engines (ECMAScript)