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Subversion (also known as svn) is a version control system designed specifically to replace CVS, which is considered to have many deficiencies. Version 1.0 of Subversion (released 23 February, 2004) offers the following features:

• Most current CVS features
• Directories, renames, and file metadata are versioned
• Commit s are truly atomic
• Apache HTTP server as network server, WebDAV/DeltaV for protocol (there is also an independent server process that uses a custom protocol over TCP/IP)
• Branching and taggingTagging is a term used in a number of contexts for different purposes, mostly referring to adding a tag of some form. In many computing and information processing contexts, tagging is the process of labelling a piece of data with metadata. Content on webp are cheap (constant time) operations
• Natively clientThe term Client may have the following meanings. The original one. In ancient Rome, a client was someone, usually a freed slave, who was attached to a rich patron benefactor; this was necessary for many who were not legally able to secure citizenship, a r/ serverThis article is about computer servers. For the food service use, see waiter. In computing, a server is: A computer software application that carries out some task on behalf of users. This is usually divided into file serving, allowing users to store and, layerA layer is the following: In abstraction, a layer is an abstract place conceived as having depth. In telecommunications a layer is an F region. In telecommunications networks and open systems architecture a layer is a group of related functions that are ped libraryAlternative meanings: Library (computer science), Library (biology In its traditional sense, a library is a collection of books. It can refer to an individual's private collection, but more often, it is a large collection that is funded and maintained by design
• Client/server protocol sends diffIn computing, diff is a Unix utility that outputs the difference between two text files. The output of this program is also called a diff''. It is invoked from the command line with the name of two files: $ diff firstone. txt secondone. txt The first edits in both directions
• Costs are proportional to change size, not data size
• Efficient handling of binaryIn mathematics and computer science, the binary (base-two) numeral system is a representation for numbers that uses only zeroes and ones as digits. In popular computing, a binary computer file is one that is not human-readable, especially when referring t files
• ParsableIn grammar and linguistics, parsing is the process by which a person makes sense of a sentence, usually by breaking it down into words or phrases. Parsing used to be taught as a formal activity in schools as part of language education. Parsing is also use output (including XML log output)
• Open Source licensed — " CollabNet / Tigris.org Apache-style license"

Subversion has an IRC channel on irc.freenode.net (#svn).