Clean cache files that are probably no longer needed
Combine multiple words into a single string
Build automatic dependencies among chunks
Make later chunks depend on previous chunks
An output wrapper for language engine output
Hooks to create animations in HTML output
Default plot hooks for different output formats
Embed external images in 'knitr' documents
Embed a URL as an HTML iframe or a screenshot in 'knitr' documents
Wrap code using the inline R expression syntax
Create tables in LaTeX, HTML, Markdown and reStructuredText
Convert markdown to HTML using knit() and markdownToHTML()
Convert Rnw or Rrst files to PDF using knit() and texi2pdf() or rst2pdf()
Knit an R Markdown document and post it to WordPress
A simple macro preprocessor for templating purposes
The global environment in which code chunks are evaluated
Hooks for R code chunks, inline R code and output
Patterns to match and extract R code in a document
Watch an input file continuously and knit it when it is updated
A general-purpose tool for dynamic report generation in R
Template for creating reusable chunk options
Set output hooks for different output formats
A Pandoc wrapper to convert documents to other formats
Set regular expressions to read input documents
Crop a plot (remove the edges) using PDFCrop or ImageMagick
An unevaluated expression to return .Random.seed if exists
Knit R Markdown using the classic Docco style
Specify the parent document of child documents
Automatically create a report based on an R script and a template
Generate BibTeX bibliography databases for R packages