Interactive Collapsible Tree Diagrams using ‘D3.js’ (collapsibleTree)
Interactive Reingold-Tilford tree diagrams created using ‘D3.js’, where every node can be expanded and collapsed by clicking on it. Tooltips and color gradients can be mapped to nodes using a numeric column in the source data frame. See ‘collapsibleTree’ website for more information and examples.

Arbitrary Bounding of Series and Time Series Objects (corset)
Set of methods to constrain numerical series and time series within arbitrary boundaries.

The Self-Updating Process Clustering Algorithms (supc)
Implements the self-updating process clustering algorithms proposed in Shiu and Chen (2016) <doi:10.1080/00949655.2015.1049605>.

R API Datetime (RApiDatetime)
Access to the C-level R date and datetime code is provided for C-level API use by other packages via registration of native functions. Client packages simply include a single header ‘RApiDatetime.h’ provided by this package, and also ‘import’ it. The R Core group is the original author of the code made available with slight modifications by this package.