Is there any handy converter between html odf ooxml and rtf?

Question1

Is there any lib which can convert between OOXML and HTML, I mean OOXML2HTML and HTML2OOXML both.

Question2

And is there any lib which can convert between ODF and HTML(ODF2HTML HTML2ODF)

Question3

and is there any lib which can convert between HTML and RTF(RTF2HTML HTML2RTF)

I want to write a wyswyg online writer, which can edit OOXML ODF, I think I need a good converter fir开发者_JS百科st.

Can Any one help?

Many thanks!

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Have you tried the opendocument-user mail list of OASIS?

http://www.oasis-open.org/committees/tc_home.php?wg_abbrev=office#feedback

Archive available here: http://lists.oasis-open.org/archives/opendocument-users/

The know all sorts of tools for ODF over there.

:o)