| alpha | Modify colour transparency |
| area_pal | Area palettes (continuous) |
| asn_trans | Arc-sin square root transformation |
| atanh_trans | Arc-tangent transformation |
| boxcox_trans | Box-Cox & modulus transformations |
| breaks_extended | Automatic breaks for numeric axes |
| breaks_log | Breaks for log axes |
| breaks_pretty | Pretty breaks for date/times |
| breaks_width | Equally spaced breaks |
| brewer_pal | Colour Brewer palette (discrete) |
| cbreaks | Compute breaks for continuous scale |
| col2hcl | Modify standard R colour in hcl colour space. |
| col_numeric | Colour mapping |
| colour_ramp | Fast colour interpolation |
| comma | Superseded interface to 'label_number()'/'label_comma()' |
| compose_trans | Compose two or more transformations together |
| date_breaks | Regularly spaced dates |
| date_format | Superseded interface to 'label_date()'/'label_time()' |
| date_trans | Transformation for dates (class Date) |
| demo_continuous | Demonstrate scales functions with ggplot2 code |
| div_gradient_pal | Diverging colour gradient (continuous). |
| dollar_format | Superseded interface to 'label_dollar()' |
| dscale | Discrete scale |
| expand_range | Expand a range with a multiplicative or additive constant |
| exp_trans | Exponential transformation (inverse of log transformation) |
| format_format | Label using 'format()' |
| fullseq | Generate sequence of fixed size intervals covering range. |
| gradient_n_pal | Arbitrary colour gradient palette (continuous) |
| grey_pal | Grey scale palette (discrete) |
| hms_trans | Transformation for times (class hms) |
| hue_pal | Hue palette (discrete) |
| identity_pal | Identity palette |
| identity_trans | Identity transformation (do nothing) |
| label_bytes | Label bytes (1 kB, 2 MB, etc) |
| label_date | Label date/times |
| label_dollar | Label currencies ($100, $2.50, etc) |
| label_log | Label numbers in log format (10^3, 10^6, etc) |
| label_number | Label numbers in decimal format (e.g. 0.12, 1,234) |
| label_number_auto | Label numbers, avoiding scientific notation where possible |
| label_number_si | Label numbers with SI prefixes (2 kg, 5 mm, etc) |
| label_ordinal | Label ordinal numbers (1st, 2nd, 3rd, etc) |
| label_parse | Label with mathematical annotations |
| label_percent | Label percentages (2.5%, 50%, etc) |
| label_pvalue | Label p-values (e.g. <0.001, 0.25, p >= 0.99) |
| label_scientific | Label numbers with scientific notation (e.g. 1e05, 1.5e-02) |
| label_wrap | Label strings by wrapping across multiple lines |
| linetype_pal | Line type palette (discrete) |
| log_trans | Log transformations |
| manual_pal | Manual palette (discrete) |
| minor_breaks_width | Minor breaks |
| muted | Mute standard colour |
| number | A low-level numeric formatter |
| number_bytes_format | Older interface to 'label_bytes()' |
| oob | Out of bounds handling |
| ordinal_format | Superseded interface to 'label_ordinal()' |
| parse_format | Superseded interface to 'label_parse()'/'label_math()' |
| percent_format | Superseded interface to 'label_percent()' |
| pretty_breaks | Superseded interface to 'breaks_pretty()' |
| probability_trans | Probability transformation |
| pvalue_format | Superseded interface to 'label_pvalue()' |
| Range | Mutable ranges |
| reciprocal_trans | Reciprocal transformation |
| regular_minor_breaks | Minor breaks |
| rescale | Rescale continuous vector to have specified minimum and... |
| rescale_max | Rescale numeric vector to have specified maximum |
| rescale_mid | Rescale vector to have specified minimum, midpoint, and... |
| rescale_none | Don't perform rescaling |
| rescale_pal | Rescale palette (continuous) |
| reverse_trans | Reverse transformation |
| scales-package | scales: Scale Functions for Visualization |
| scientific_format | Superseded interface to 'label_scientific()' |
| seq_gradient_pal | Sequential colour gradient palette (continuous) |
| shape_pal | Shape palette (discrete) |
| show_col | Show colours |
| sqrt_trans | Square-root transformation |
| time_trans | Transformation for date-times (class POSIXt) |
| train_continuous | Train (update) a continuous scale |
| train_discrete | Train (update) a discrete scale |
| trans_breaks | Pretty breaks on transformed scale |
| trans_format | Format labels after transformation |
| trans_range | Compute range of transformed values |
| unit_format | Unit labels |
| viridis_pal | Viridis palette |
| wrap_format | Superseded interface to 'label_wrap()' |
| yj_trans | Yeo-Johnson transformation |
| zero_range | Determine if range of vector is close to zero, with a... |
