Any good X-Window client free download?

[Craig White]

On Mon, 2009-01-12 at 09:10 -0800, (David) Ming Xia wrote:
> Hi, Markku.
>  
>   Thank you for your response.  I installed Fedora 10 and used it as a
> server.  I want to remotely control this server with my laptop.   I
> need something like 'Refection X', an X-window client that can  load
> something like 'xclock' onto my laptop.  And especially I am look for
> some open source or free download.   Putty doesn't support graphics.  
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http://www.linuxdevcenter.com/pub/a/linux/2006/02/09/freenx.html

I think the server package is now called freenx-server

Craig