It's in the SL repo. The kalarm program is in a package called "kdepim" 
so try

   yum install kdepim

Ben

On 30/05/15 14:01, Tini wrote:
> thnx! i will do that.
>
> just to save time and trouble, which repo has kde?
>
> - tini
>
> --- Original Message ---
> From: Ben Waugh <[log in to unmask]>
> To: Tini <[log in to unmask]>, ToddAndMargo <[log in to unmask]>
> Cc: [log in to unmask]
> Subject: Re: how to add packages that are not in the repo?
> Date: Sat, 30 May 2015
>
> I use kalarm on SL6 and Fedora 21 with no problems. It needs KDE
> installed, but you don't have to use it as your window manager.
>
> Ben
>
> On 30/05/15, Tini wrote:
>> i installed 'osmo' but it only gives audio beeps. how do i get a popup
>> alert? would it be possible to install 'kalarm' on SL 6? or does it only
>> run on kde?
>>
>> - tini

-- 
Dr Ben Waugh                                   Tel. +44 (0)20 7679 7223
Computing and IT Manager                       Internal: 37223
Dept of Physics and Astronomy
University College London
London WC1E 6BT