| %<=NA% | leq & not NA | 
| %<NA% | less & NA | 
| %>=NA% | geq & not NA | 
| %>NA% | greater & NA | 
| %between% | between operator | 
| %betweenNA% | between operator & not NA | 
| antimoda | Get anti-mode | 
| bivariate_outliers | Check for bivariate outliers | 
| check_quality | Checks data quality of a variable | 
| cluster_var | Clustering of variables | 
| descriptive | Detailed summary of the data | 
| extreme_values | Extreme values from a numeric vector | 
| fix_all | fix_all | 
| fix_concat | fix_concat | 
| fix_dates | Fix dates | 
| fix_factors | Fix factors imported as numerics | 
| fix_levels | Fix levels | 
| fix_NA | fix_NA | 
| fix_numerics | Fix numeric data | 
| forge | Forge | 
| fxd | Internal function to fix_dates | 
| f_replace | Find and replace | 
| GK_assoc | Computes Goodman and Kruskal's tau | 
| good2go | Good to go | 
| ipboxplot | Improved boxplot | 
| kill.factors | Kill factors | 
| kurtosis | Computes kurtosis | 
| manual_fix | Tracked manual fixes to data | 
| may.numeric | Checks if each value might be numeric | 
| mine.plot | Mine plot | 
| moda | Get mode | 
| moda_cont | Estimates number of modes | 
| mtapply | Multiple tapply | 
| mtcars_messy | Messy Motor Trend Car Road Tests Dataset | 
| nearest | Internal function for descriptive() | 
| nice_names | Nice names | 
| numeros | Brute numeric coercion | 
| outliers | outliers | 
| peek | Peek | 
| prop_may | Gets proportion of most repeated value | 
| prop_min | Gets proportion of least repeated value | 
| remove_empty | remove_empty | 
| restore_changes | Restore changes | 
| scale_01 | Scales data between 0 and 1 | 
| search_scripts | Search scripts | 
| skewness | Computes skewness | 
| text_date | Internal function for dates with text | 
| track_changes | track_changes | 
| ttrue | True TRUE | 
| unforge | Un-Forge | 
| v_df_changes | Internal function to track_changes | 
| workspace | Explores global environment workspace | 
| workspace_sapply | Applies a function over objects of a specific class | 
| xscores | Estimate sample scores |