Release Announcement for Version 8.8

Racket v8.8


Racket version 8.8 is now available from

As of this release:

* The dependent contract form, `->i`, supports a #:param element that
  specifies dependencies for parameter values that are set during the
  dynamic extent of the function call.
  (See: )

* The `copy-file` library function supports permission-management
  (See: )

* Pressing <SHIFT>-return in DrRacket's interactions window makes
  it easier to edit and enter expressions without sending them
  to be evaluated.

* The numeric comparison operators (<, >=, etc.) require at least
  two arguments in the "How To Design Programs" teaching languages.

* Redex has improved typesetting when customized renders are used
  in certain multi-line situations.

* We have fixed many bugs, and written lots of documentation.

The following people contributed to this release:

Alex Knauth, Alexander Shopov, Andreas Schwab, Ben Greenman, Bert De
Ketelaere, Bob Burger, Bogdan Popa, Cameron Moy, Chung-chieh Shan,
D. Ben Knoble, Dan Anderson, David Van Horn, Geoffrey Knauth, Gustavo
Massaccesi, Jamie Taylor, Jason Hemann, Jens Axel Søgaard, Jesse Alama,
jestarray, Johann Rudloff, Johannes Maier, John Clements, Jon Zeppieri,
Lazerbeak12345, Lîm Tsú-thuàn, Matthew Flatt, Matthias Felleisen, Mike
Sperber, Niklas Larsson, Noah Ma, Pavel Panchekha, Philip McGrath,
Philippe Meunier, R. Kent Dybvig, reflektoin, Robby Findler, Sam
Tobin-Hochstadt, Shu-Hung You, Sorawee Porncharoenwase, and Stephen De

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