• fix breaking changes in {xgboost} 3.1.2.1 (CRAN release 2025-12-03)

• fix unique values in subheader of plot explore_bar() (not limited by max_cat)
• fix unique values in subheader of plot explore_count() (not limited by max_cat)
• explore_tbl() now has centered labels

• add new parameter short_names for use_data_penguins()
• add new parameter diff_to for yyyymm_calc()

• add new data for use_data_wordle()

• round absolute numbers if abtest() is used with percentage
• accept vector as input for mix_color(), but only use first element
• geom_abline(): switch from size to linewidth

• add explore_col() for simple bar plots without aggregation
• add yyyymm_calc() for calculation with periods (format yyyymm)
• add use_data_wordle(): data from a wordle challange
• update vignette abtest.Rmd

• fix create_data_abtest() with success_unit = "percent"

• change default color from grey to "#ADD8E6", "#7BB8DA"
• add adaptive border color to geom_point plots (correlation x,y)
• new adaptive color for mean & regression line

• drop CRAN download statistics

• add correlation to explore_cor() when using geom_points

• add parameter nthread to explain_xgboost(). (#45)
• add interact(). (#47)
• add interactivity as default in explore shiny app. (#47)
• add create_data_abtest().
• add basic color parameter to explore() & abtest() functions.
• add get_color()
• move NA-info in explore() from title to subtitle. (#48)
• add more descriptive infos into explore()subtitle.
• add color parameter for explore(), explore_*(), report()
• add bins parameter to target_explore_num()

• mix_color() with one color as parameter generates colors from light to dark
• target_explore_num() bar positioning changes from max to mean value

• fix undefined / not meaningful values in abtest() shiny-app
• rename vignettes explore_*.Rmd to explore-*.Rmd

• add explain_xgboost() (#42)
• add drop_var_by_names() (#43)
• add drop_var_not_numeric() (#43)
• add drop_var_low_variance() (#43)
• add drop_var_no_variance() (#43)
• add drop_var_with_na() (#43)
• add drop_obs_with_na() (#43)
• add drop_obs_if() (#43)
• add mix_color()
• add show_color()
• add create_data_esoteric()

• create_data_empty() has no longer a parameter seed

• add check_vec_low_variance() (internal helper function)

• Fix CRAN check warning in running example get_nrow() (#41)

• explore no longer imports MASS and RandomForest. for explain_logreg() and explain_forest(), you will receive a prompt to install these packages in interactive sessions. (#2 1, @olivroy)

• add explain_forest().
• add predict_target().
• add create_data_newsletter().
• add use_data_beer() and use_data_starwars() functions (#20, #23)
• explore now has a website. (#17, #19, @olivroy)
• abtest() now supports numeric target (t-test).
• abtest_targetpct() with count data (parameter n).
• abtest() and explore() can now run without data (shiny app). If no data are provided, palmerpenguins::penguins is used. (#25)
• New vignettes were added. (#27, #28, #29, #31)
• Documentation and examples were enhanced. (#38, @olivroy, #32, #33, #36, #37)
• create_data_() use_data_*() return data sets as tibble.

• drop use of fct_explicit_na() (forcats >= 1.0.0) and use linewidth for ggplot2 (>= 3.4.0) (deprecated) (#15, @olivroy)
• explore no longer depends on assertthat, tidyr, and broom. (#16, #21, @olivroy).
• Error messages are now more informative (#18, @olivroy)
• explore now uses testthat 3rd edition and GitHub actions (#16, @olivroy)
• explore has been re-licensed as MIT (#22)

• add_var_random_01() creates variable of type integer
• add target_name & factorise_target parameter to more create_data_*()
• add target1_prob parameter to more create_data_*()
• add checks to create_data_*()
• format variable random_moon
• add abtest()
• remove native pipe in explore_tbl()
• fix error in explore() median if NA values
• add tests for explore() (no error if data contains NA)

• Switch back to %>% in vignettes (compatibility R < 4.1) (#6)
• No hard coded path for markdown-templates
• Add create_data_unfair()
• create_data_app() gains a screen_size argument.

• Dependency DT (>= 0.3.0)
• Improve and use native pipe in README.
• Improve documentation
• Add function create_data_app()
• Add support for integer64
• Bugfix report() >100 variables
• No warning-message in explore_count()
• Redesign explore_tbl()
• Add mean to explore_density() plot
• Add create_data_churn()
• Add add_var_random_moon()
• Vignettes: switch from %>% to |>
• Add create_notebook_explore()

• rename create_x_data() to create_data_x()
• rename add_x_var() to add_var_x()
• extend create_data_*() functions
• extend add_var_*() functions
• explain_tree(): set default minsplit = 20
• explain_tree(): set prior probabilities
• explore() and report(): targetpct as alternative to split parameter
• balance_target(): add parameter seed
• fix variable type for create_data_x()
• using md in roxygen

• all dwh_*() functions are no longer included in {explore} Alternative: source https://github.com/rolkra/dwh
• add create_fake_data()
• add create_random_data()
• add add_random_var()
• add get_var_buckets()
• total_fig_height(): parameters var_name_target, var_name_n
• code styling
• report templates: add var buckets (to plot large number of variables)

• change theme_light() into individual theme() so that set_theme works.
• add rmarkdown to Suggests in DESCRIPTION
• fix URL in DESCRIPTION
• drop LazyData in DESCRIPTION
• format DESCRIPTION

• explain_tree() gains a weights parameter.
• flip no/yes label in rpart.plot
• fix minsplit for count-data
• add weight_target()
• add plot_legend_targetpct()
• add legend in targetpct rmarkdown-template
• add unit testing (testthat)

• Bugfix explore_bar(): NA in plot
• explore_count(): convert target into factor
• explore_count(): add default title (cat name)
• explore_count(): add parameter numeric, max_cat, max_target_cat
• explain_tree(): convert character variables into factors (count data)
• explain_tree(): parameter out ("plot" | "model")
• explain_logreg(): parameter out ("tibble" | "model")
• vignette("explore_titanic"): change to tibble
• vignette("explore_mtcars"): add explanations
• change theme_minimal to theme_light
• dwh_fastload(): add parameters overwrite and append
• update README.md

• Fix Github URL
• new Vignette vignette("explore_penguins")
• new Vignette vignette("explore_titanic") (count data)
• explore_count(): plot count() output
• add default parameter n for count data: explore(), explore_all(), explore_tbl(), explain_tree(), report(), describe(), describe_cat(), describe_num(), describe_tbl(), total_fig_height()
• explore_tree(): default value for minsplit = 10% of obs
• explore_cor(): use geom_point() for small datasets
• explore_shiny(): use browseURL() with parameter browser=NULL
• describe_tbl(): add observations containing NA
• guess_cat_num(): parameter description (optional)
• count_pct(): no renaming of variables.

Maintenance update:

• fix breaking changes tibble 3.0.0

Maintenance update:

• fix param ... in description (PR#16223, see https://bugs.r-project.org/show_bug.cgi?id=16223)

• explore_bar(): add parameter numeric
• describe_all() returns a tibble
• describe_all(): column 'variable' is character (not factor)
• report() split = TRUE as default
• add rescale01()
• add parameter rescale01 to clean_var()
• add function count_pct()
• add out='tibble' to describe_cat()
• add function explore_targetpct()

• split source-code file into multiple files
• format_num_auto() without brackets
• treat Date variables as cat
• report() fix automatic file extension .html
• add simplify_text()
• add parameter simplify_text to clean_var()
• fix link in README.md

Prepare for new dplyr 0.8.4 (#2, @romainfrancois)

• prepare explore_tbl() for dplyr 0.8.4
• describe_num() with default digits=6
• describe_cat() bugfix variable with all NA
• describe_all() bugfix variable with all NA
• explain_tree() bugfix dataframe with 0 rows
• improve speed describe() text output (RMarkdown)
• explore() now checks if data is a data.frame

Interactive data exploration now accept categorical and numerical targets (next to a binary target).

• explain_tree(): target can be bin/num/cat
• explain_tree(): add parameter max_target_cat
• explore_shiny(): target can be bin/num/cat
• add function format_num_auto()
• total_fig_height() replaces the now deprecated get_nrow().
• add parameter title to explore_cor()
• add support for POSIXct in describe()
• improved handling of dataframes with no observations
• add parameter title to explore_density()
• add parameter nvar to total_fig_height()
• update README.md
• update Vignettes
• add NEWS.md
• add hex sticker

Many functions now accept categorical and numerical targets (next to a binary target). If you want to force which geom is used for visualisation, you can use explore_bar() and explore_density(). New function explore_tbl() to visualise a dataframe/table (type of variables, number of NA, ...)

• add function explore_bar()
• explore_density() now using correct tidy eval, target cat > 2 possible
• target_explore_cat() now using correct tidy eval
• target_explore_num() now using correct tidy eval
• add plot_var_info() - plots a info-text to a variable as ggplot obj.
• plot_var_info() used in explore/explore_all if
• plot_var_info() used if explore empty data
• add parameter max_cat in explore_bar(), explore_density() and explain_tree()
• add explore_tbl()
• drop explore_cat() & explore_num()
• rename template_report_target_den.html > _split.html
• intelligent placing of labels in plots
• add info window "generating report ..." in explore_shiny()
• format_num() -> format_num_kMB(), format_num_space()
• format_target() -> if numeric split 0/1 by mean
• report() -> default .html file extension
• consistency showing NA info in explore-title
• parameter split: default = FALSE
• allow numeric (num) target in explore_all & report
• describe_tbl() -> fix target if not bin
• describe(): change out="vector" to out="list"

• fix parameter in explore(): auto_scale, na
• fix number of NA in explore() (move code before auto_scale)
• explore_density() with target: drop plot title "propensity by"
• explore_shiny(): use output_dir / tempdir()
• change naming "attribute" to "variable" (consistent)