Today spatstat 1.60-0 ‘Swinging Sixties’ has been uploaded to CRAN where Windows and OSX binaries are also available. You can also download it from the github repository. The main changes are (full release notes here):

• Random thinning and random labelling of spatial patterns extended to different types of pattern.
• Confidence intervals for multitype K functions.
• Envelopes for balanced two-stage test
• Accelerated some code.
• Minor bug fixes and improvements.
• Package built under R 3.6.0.