The metapsyTools package facilitates the calculation of effect sizes and meta-analyses based on the Metapsy database (or databases adhering to the same format).

The metapsyTools package lives in a GitHub repository. It can only be downloaded using the code below:

if (!require("remotes"))
  install.packages("remotes")

remotes::install_github(
    "metapsy-project/metapsyTools",
    build_vignettes = TRUE)

You are allowed to use, fork and share the package. Please note that we will not consider pull requests or issue reports from external users who are not part of the Metapsy project collaboration.