Almost all newer browsers support cookies.
The following is a list of a few of them:
Netscape .94 Beta and Up, Microsoft Internet
Explorer, GNNworks v1.2.0, NETCOMplete,
NetManage Chameleon WebSurfer 5.0, OmniWeb
2.0.1 OWF 1.0, and Spyglass Mosaic 2.11 Win32
Spyglass 2.