Version 5.2 of Racket

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Release Notes: This release adds an online check syntax in DrRacket, the new db library interfaces PostgreSQL, MySQL, SQLite, and ODBC, XREPL (providing convenient plain REPL commands), a reimplemented and extended "plot" library, DrRacket use of more conventional keys ("C-t" for a new tab and "C-r" to run), a "raco link" command which registers a directory as a collection, Typed Racket (providing performance debugging support), more intuitive type printouts, functions with optional arguments, Redex (supporting specifying judgment forms, including type systems and operational semantics), and various fixes and improvements.

Other releases

  •  10 Aug 2013 16:03
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    Release Notes: Racket v5.3.6 is a bugfix release. It eliminates errors from v5.3.5 that people have found over the summer.

    •  19 Jun 2013 05:32
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      Release Notes: This is a special-purpose release to coincide with the arrival of "Realm of Racket" in bookstores. It adds a single 'realm' collection, which contains the source code that readers of Realm may wish to use for experiments.

      •  11 May 2013 11:36
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        Release Notes: Extflonums (80-bit fp) are now supported on some x86/x86_64 platforms. On Mac OS X, DrRacket and other apps are now signed. Tally Maze, a new game based an maze enumerations, was added. The Optimization Coach has been moved from the Racket distribution to the a package. The 'srfi/19' library is now compatible with the date structure type exported by 'racket/base'.

        •  16 Feb 2013 01:50
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          Release Notes: This is a bugfix release to address a flaw in 5.3.2 concerning interactions between the contour window and the syntax coloring.

          •  01 Feb 2013 23:08
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            Release Notes: New libraries: math, file/untar, file/untgz, file/unzip, and data/bit-vector. A new 'lazy-require' form. Extensions to 'racket/generic' and 'openssl'. A new package system (in beta). A more responsive GUI. auto-parens has been improved. Scribble can render markdown. Documentation cross-reference information is stored in an SQLite3 database. TR-friendly 'plot/typed' and delimited continuation.

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