To Read:
- Tree Hash EXchange format (THEX)
This memo presents the Tree Hash Exchange (THEX) format, for exchanging Merkle Hash Trees built up from the subrange hashes of discrete digital files. Such tree hash data structures assist in file integrity verification, allowing arbitrary subranges of bytes to be verified before the entire file has been received.
- RFC 2779: Instant Messaging / Presence Protocol Requirements
- DiamondWiki – experimental WikiClone* with an emphasis on MetaData and FacetedNavigation.
- Haystack – there’s an OS X build now
- Kraken – metadata annotating system
- pWhiteboard – php + mysql + htmlArea whiteboard, see also other software