53. RlangLow-level API for programming with R
54. R6Encapsulated object-oriented programming for R
55. PakA fresh approach to package installation
57. CliTools for making beautiful & useful command line interfaces
58. FsProvide cross platform file operations based on libuv.
59. HereA simpler way to find your files
62. backportsReimplementations of Functions Introduced Since R-3.0.0
68. httrmockMock HTTP requests, WORK IN PROGRESS, DO NOT USE IT!
70. oldieGracefully retire your functions or arguments that are no longer needed (experimental)
75. rappdirsFind OS-specific directories to store data, caches, and logs. A port of python's AppDirs
76. commonmarkHigh Performance CommonMark and Github Markdown Rendering in R
83. carrierCreate standalone functions for remote execution
86. crancacheTransparent caching of CRAN package files - WORK IN PROGRESS!
87. joseJavascript Object Signing and Encryption for R