Lot of web applications use databases (i.e MySQL ) to enqueue messages shared between clients and these usually offer lot of useful features (as locking) that could be used for this purpose.
Comet, a pretty new model for web apps, allows a web server to push data to a browser, without the browser explicitly requesting it … simply wonderful!
I usually use one of the above solutions, but sometime I need something simplier, for all purposes, that doesn’t rely on databases and doesn’t request the use of a comet server.
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SF Recipe Script allows visitors to add their favorite recipes in the categories that you create. Members can also email recipes to others on the Internet that they find in your database. Site admins can easily add/modify/delete recipes under these categories. The script comes with great, easily editable templates.
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