v1.45.0

Added

• Add support for circular networks in sankey traces [#3406, #3535, #3564]
• Add matching axes behavior to cartesian axes via new axis attribute and
  new splom attribute dimensions attribute matches [#3506, #3565]
• Add attributes alignmentgroup and offsetgroup to bar, histogram, box
  and violin traces to make cross-trace positioning easier [#3529]
• Add support for orthographic projections in gl3d subplots via new attribute
  scene.camera.projection.type [#3550]
• Add cmid and zmid colorscale attributes to pick the middle of the color
  range during the auto-colorscale computations [#3549]
• Add support for sankey grouping via new attribute groups [#3556]
• Add support for sankey concentration colorscales [#3501]
• Add support for hovertemplate for all gl3d traces, contour,
  heatmap, histogram*, parcats, scattercarpet and splom traces [#3530]
• Add hovertext attribute to all traces that support hover 'text',
  for consistency with traces that already have an hovertext attribute [#3553]
• Add support for layout meta templating in trace name,
  rangeselector, updatemenus and sliders labels as well as
  within hovertemplate [#3548]
• Add support for opacity to isosurface traces [#3545]
• Add mapbox.layers attributes: minzoom, maxzoom, line.dash and symbol.placement [#3399]

Changed

• More consistency pass down WebGL pixel ratio to gl3d renderers,
  this leads to better axis line and error bar rendering on some hardwares [#3573]
• Performance boost for isosurface trace generation [#3521]
• Export template string regex of Lib [#3548]
• Do no cluster points in scattergl trace with less than 1e5 data pts,
  this fixes reported "missing data points" scenarios [#3578]

Fixed

• Fix selection outline clearing during cartesian axis-range relayout calls
  (bug introduced in 1.42.0) [#3577]
• Fix modebar interactions on graphs with scatter3d traces with
  marker colorscales (bug introduced in 1.44.0) [#3554]
• Fix axis automargin for superimposed subplots (bug introduced in 1.44.3) [#3566]
• Fix polar angular tick labels placement [#3538]
• Fix scattergl updates after selections for trace with on-graph text [#3575]
• Fix responsive: true config option for graph with WebGL traces [#3500]
• Fix modebar.bgcolor for vertical modebars with wrapped buttons [#3500]
• Fix ohlc and candlestick auto-range computations [#3544]

v1.44.4

Fixed

• Fix Plotly.react used with uirevision when removing traces [#3527]
• Fix scattergl update calls that change the number of on-graph text elements [#3536]
• Fix annotations SVG errors on trace-less subplots [#3534]
• Fix ohlc and candlestick hover on blank coordinates (bug introduced in 1.43.2) [#3537]

v1.44.3

Fixed

• Fix axis automargin push offset which resulted in clipped
  tick labels in some scenarios [#3510]
• Fix handling of alpha channel in marker, line and error bar rgba
  coloring in scatter3d traces [#3496]
• Fix subplots with multiple carpet traces each with a scattercarpet
  trace on top of them [#3512]
• Fix MathJax placement in ternary aaxis titles [#3513]

v1.44.2

Fixed

• Fix vertical modebars in IE11 [#3491]
• Fix hovertemplate for traces with blank name [#3480]
• Fix 3D grid lines and tick labels colored by rgba color
  with full transparency [#3494]
• Fix white highlights rendering problems for mesh3d trace on
  some devices (bug introduced in 1.44.0) [#3483]
• Fix fill.color description for table traces [#3481]

v1.44.1

Fixed

• Fix mesh3d rendering on (some) mobile devices (bug introduced in 1.44.0) [#3463]
• Fix scene camera update when changing to turntable mode when up.z is zero
  (bug introduced in 1.43.0) [#3465, #3475]
• Fix react when cartesian axis scaleanchor patterns change [#3461]
• Fix "days" entries in polish (pl) locales [#3464]
• Remove inner function declarations in our vectorize-text that caused
  bundling errors for some (bug introduced in 1.43.0) [#3474]

v1.44.0

Added

• Add isosurface gl3d trace type [#3438]
• Add support for transitions from Plotly.react via new layout
  transition attribute [#3217]
• Add meta layout attribute, intended for making references
  to strings in text templates [#3439]
• Add support for line.color colorbars for scatter3d traces [#3384]
• Add support for hovertemplate on scatterpolar, scatterpolargl,
  scatterternary, barpolar, choropleth, scattergeo and
  scattermapbox trace [#3398, #3436]
• Add width attribute to box and violin traces [#3234]
• Add support for <sup>, <sup>, <b>, <i> and <em> pseudo-html
  tags in extra (aka trace "name") hover labels [#3443]
• Add support for div id as 1st arg to Plotly.makeTemplate [#3375]
• Add config option in plot-schema JSON output [#3376]

Changed

• Config option scrollZoom is now a flaglist (instead of a boolean),
  each flag corresponding to subplot types where scroll is to be enabled [#3422]
• Use [email protected] across all our dependencies [#3421]

Fixed

• Fix error_(x|y|z) color attribute inheritance [#3408]
• Fix scrollZoom: false config behavior for geo, gl3d and mapbox subplots [#3422]
• Fix cartesian scroll zoom when responsive config option is turned on [#3424]
• Fix cartesian scroll zoom when the page where the graph is embedded is scrollable [#3424]
• Fix box / violin autorange edge cases [#3234]
• Fix box / violin points hover labels on numeric positions [#3441, #3458]
• Fix box / violin grouping algorithm for subplots with as many distinct positions
  as the number of traces [#3445]
• Fix bar autorange calculations for trace with base above zero [#3452]
• Fix bar + errorbar autorange calculations [#3452]
• Fix lightposition behavior for mesh3d traces [#3415]
• Fix legend valign behavior for pie traces [#3435]
• Fix wrapped horizontal legends height edge cases [#3446]
• Fix hover label alignment for hover labels with multi-line extra (aka trace "name") labels [#3443]
• Fix cartesian axis domain lower limit [#3404]
• Fix dynamic imports of lib/ trace modules [#3448]
• Fix scl and reversescl backward-compatible logic [#3423]
• Fix range slider borderwidth attribute description [#3453]

v1.43.2

First 2019 release.

Fixed

• Fix uirevision behavior for gl3d, geo and mapbox subplots [#3394]
• Fix reversescale behavior for surface, mesh3d and streamtube
  traces (bug introduced in 1.43.0) [#3418]
• Fix modebar hover styling (bug introduced in 1.43.0) [#3397]
• Fix horizontal box / violin hover label misalignment under
  hovermode:'closest' [#3401]
• Fix ohlc and candlestick hover for traces with empty items [#3366]
• Fix surface trace visible logic [#3365]
• Fix mesh3d trace visible logic [#3369]

v1.43.1

Fixed

• Fix z-axis auto-type for cartesian + gl3d graphs (bug introduced in 1.43.0) [#3360]
• Fix multicategory axis coordinate sorting [#3362]
• Fix multicategory y-axes clearance [#3354]
• Fix contour label clipPath segments for reversed axes [#3352]
• Fix axis autorange on double-click on graph fixedrange:true [#3351]

v1.43.0

Added

• Add hovertemplate attribute to scatter, scattergl, bar, histogram,
  pie and sankey traces [#3126, #3265, #3284]
• Add layout.title placement attributes x, y, xref, yref,
  xanchor, yanchor and pad [#3276]
• Add support for <br>, <sup>, and <sub> pseudo-html in scatter3d and gl3d
  scene text [#3207]
• Add multicategory axis type, allowing for "multi-level" categorical axis labels
  and category dividers with axis attributes: showdividers,
  dividercolor and diverwidth [#3254, #3300, #3326]
• Add cartesian axis attribute tickson with value 'boundaries' to
  place categorical ticks on the category boundaries [#3254, #3275]
• Add uirevision attributes to control the persistence of user-driven changes
  on the graph [#3236]
• Add legend.valign to set the vertical alignment of the legend symbols
  with respect to their associated text labels [#3263]
• Implement arrayOk textposition for scatter3d traces [#3200]
• Add layout attributes colorscale.sequential, colorscale.sequentialminus and
  colorscale.diverging to set graph-wide colorscale defaults [#3274]
• Add dragmode: false to disable all drag interactions on cartesian subplots [#3170]
• Add plotly.js-locales npm packages that includes all official locales modules [#3223]
• Add watermark config option to permanently show Plotly's logo
  in the mode bar (set to false by default) [#3280]
• Add Finnish locale (fi) [#3325]

Changed

• Remove "Edit in Chart Studio" button by default [#3307]
• title attributes linked to strings are now deprecated. Please use
  title.text instead to fill in your title text [#3276]
• title* attributes are new deprecated. They moved to title.*. For
  example, colorbar.titleside is now colorbar.title.side [#3276]
• No longer mutate colorscale values into user data [#3341]
• No longer mutate zmin/zmax, cmin/cmax values into user data [#3341]

Fixed

• Fix react when updates trigger a new set of auto-margins [#3323]
• Fix scattergl coloring when more than 255 marker colors are present [#3328, #3334]
• More scattergl IE11 fixes [#3333, #3335]
• Multiple surface rendering fixes [#3281]
• Correctly default scene.dragmode to 'orbit' when camera up vector is
  tilted [#3256]
• Fix hover on scatter3d traces with opacity: 1 on Ubuntu [#3301]
• Fix console error Uncaught ax.dtick error: NaN in gl3d subplots [#3233]
• Fix histogram hover event triggers when hovering from bar to bar [#3345]
• Fix graphs with empty and non-empty histogram traces [#3343]
• Fix contour labels on reversed axes [#3279]
• Fix autocolorscale toggling [#3341]
• Fix template support for marker.colorscale [#3341]
• Fix scatter3D trace with mode: 'lines+markers' with line color array error [#3341]
• Do not add <base> href to SVG clip paths during toImage [#3272]
• Fix table scrolling that leaked into window scope [#3327]
• Fix fills on segment-less marker-less traces [#3282]
• Fix rangesliders on reversed-range axes [#3304]
• Fix rangesliders on side: 'top'x-axes [#3329]
• Fix typed array support for ohlc and candlestick traces [#3342]
• Fix restyle with impliedEdits on trace with groupby transforms [#3236]
• Fix editable: true drag on marker colorbars [#3236]

v1.42.5

Fixed

• Fix scattergl / scatterpolargl with mode: lines and
  more than 1e5 pts (bug introduced in 1.42.0) [#3228]