aws.polly, tuneR, webshot, purrr, rmarkdown, xml2, rvest,
tools, progress
text2speech (>= 0.2.4), tuneR, webshot, purrr, rmarkdown,
xml2, rvest, tools, progress, hms
text2speech (>= 0.2.8), tuneR, webshot, purrr, rmarkdown,
xml2, rvest, tools, progress, hms
testthat, grDevices, xaringan, aws.signature, aws.polly
testthat, grDevices, xaringan, aws.signature, aws.polly,
knitr