Here is a small update on available .NET FastInfoset (X.891) libraries: Noemax FastInfoset.NET - I have been talking to them from very early on. Liquid XML Compression - a relatively new (at least to me) implementation that supports .NET 2.0 and the Compact Framework. There is a trial available from both vendors. If there is still interest in the community, I would be happy to revisit my FIFI code and release it publicly. Please send me a message if this was important to you. tag: FastInfoset , .NE Read More...