NetSurf 3.6 for AmigaOS4 features many optimisations to improve performance over previous releases. It also contains many bug fixes, including improvements to page layout. NetSurf is a free, open source web browser. It is written in C and released under the GNU Public Licence version 2. NetSurf has its own layout and rendering engine entirely written from scratch. It is small and capable of handling many of the web standards in use today.