Comparison of layout engines (Cascading Style Sheets)
Grammar and rules
Columns: Trident | Gecko | WebKit | KHTML | Presto | Prince XML
7.0 | 1.0 | 85 | Yes | 1.0 | Yes | 3.0 | 1.0 | 85 | Yes | 1.0 | Yes | 8.0 | 1.0 | Yes | Yes | 1.0 | 2.1 | 5.5 | 1.0 | Yes | 4.2.3 | 1.0 | Yes | 5.5 | 1.0 | Yes | Yes | 1.0 | 5.1 | 9.0 | 1.0 | Yes | Yes | 1.0 | 5.0 | No | 6.0 | No | No | No | No | 10.0 | 16.0 | Experimental | No | 2.12 | No | No | 22.0 | Nightly build | No | 2.12 | No | No | No | No | No | No | No | No | No | Nightly build | No | No | No | 10.0 | No | No | No | 2.7.62 | No | Page | Page | Page | Page | Page | Page | 8.0 | 19.0 | Nightly Build | No | 1.0 | 6.0 | Font | Font | Font | Font | Font | Font | 9.0 | 1.9.1 | 525 | 4.3 | 2.2 | 6.0 | No | 24.0 | No | No | No | No | Trident | Gecko | WebKit | KHTML | Presto | Prince XML