RSS Info

News and information on the RSS format

Compatibilty Comparison

All 0.91 files are valid 0.92 files.

Some 0.92 files are valid 0.91 files (plus elements).

All RSS 1.0 files are RSS 0.9 files (plus attributes and elements).

No RSS 0.9 and RSS 0.91 files are compatible.

No RSS 0.91 and RSS 1.0 files are compatible.

or in a pretty chart:

	RSS Version
RSS Processor	0.9	0.91	0.92	1.0
0.9	All	None	None	All
0.91	None	All	Some	None
0.92	None	All	All	None
1.0	None	None	None	All

(chart courtesy of Andy King, Internet.com)

Or as plain old text:

       _0.9_   _0.91_  _0.92_ _1.0_
_0.9__  All     None    None   All
_0.91_  None    All     Some   None
_0.92_  None    All     All    None
_1.0__  None    None    None   All

You may also want to look at our list of specs.

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An Aaron Swartz Project

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