Accessing the Wordbank Database

Tools for connecting to Wordbank, an open repository for developmental vocabulary data. For more information on the underlying data, see <>.

Travis-CI Build Status

R package for accessing the Wordbank database.


To install the released version on CRAN:


To install the latest development version:

# install.packages("devtools")


See what instruments (languages and forms) are available:

instrument <- get_instruments()

Get by-administration data:

english_ws_admins <- get_administration_data("English (American)", "WS")
all_admins <- get_administration_data()

Get by-item data:

english_ws_items <- get_item_data("English (American)", "WS")
all_items <- get_item_data()

Get administration-by-item data:

english_ws_data <- get_instrument_data("English (American)", "WS")

For more details, see this vignette and check out more complicated usages.


  • compatibility with tidyeval
  • new functionality for metadata on data sources
  • new functionality for age of acquisition estimates
  • new functionality for cross-linguistic mapping
  • function and argument naming consistency
  • bug fixes and performance improvements

Reference manual

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0.3.1 by Mika Braginsky, a year ago

Report a bug at

Browse source code at

Authors: Mika Braginsky [aut, cre] , Daniel Yurovsky [ctb] , Michael Frank [ctb] , Danielle Kellier [ctb]

Documentation:   PDF Manual  

GPL-3 license

Imports assertthat, DBI, dbplyr, dplyr, purrr, quantregGrowth, rlang, RMySQL, robustbase, stringr, tidyr

Suggests ggplot2, knitr, rmarkdown

See at CRAN