Download R-Devel build for Windows (83 megabytes, 32/64 bit)
This is a combined Windows 32/64 bit binary build of the 2019-11-12 r77397 development snapshot of R (which will eventually become R-4.0.0).
This is a development version of R. It likely contains bugs, so be careful if you use it. Please don't report bugs in this version through the usual R bug reporting system, please report them on the r-devel mailing list---but only if they persist for a few days.
Please see the R FAQ for general information about R and the R Windows FAQ for Windows-specific information.
Last build: 2019-11-12