v1.33.0

Added

• Completely rewritten scattergl trace type using regl [#2258]
• Completely rewritten polar chart renderer accompanied by new
  scatterpolar and scatterpolargl trace types [#2200]
• Add the ability to draw layout images and layout shapes on subplot
  with scattergl traces [#2258]
• Add fill capabilities to scattergl traces [#2258]
• Add spikedistance, hoverdistance and skipsnap for more customizable
  spikes and hover behavior on cartesian subplots [#2247]
• Add official Spanish translation (locale es) [#2249]
• Add official French translation (locale fr) [#2252]
• Add locale machinery to annotation new text placeholder [#2257]

Changed

• Old polar trace types (scatter with (r,t) coordinates,
  bar with (r,t) coordinates and area) are now deprecated.

Fixed

• Fix gl2d tick label on pan interaction regression [#2258]
• Fix candlestick hover label regression (bug introduced in v1.32.0) [#2264]
• Fix several gl2d axis related bugs with new regl-based scattergl [#2258]
  See full list under the On-par gl2d milestone https://github.com/plotly/plotly.js/milestone/3
• Fix several polar bugs with scatterpolar [#2200].
  See full list under the On-par polar milestone https://github.com/plotly/plotly.js/milestone/2
• Fix scattergl marker.colorscale handling [#2258]
• Fix ternary relayout calls involving axis tick styles and titles [#2200]
• Fix decimal and thousands settings in de locale [#2246]
• Make scroll handler passive, removing those annoying console warnings [#2251]

v1.32.0

Our blog post outlining some of these features: https://medium.com/@plotlygraphs/notes-from-the-latest-plotly-js-release-b035a5b43e21. The full list of changes is below.

Added

• Add localization machinery [#2195, #2207, #2210, #2232],
  including an official German translation (locale de) [#2217]
• Add violin trace type [#2116]
• Add selected and unselected attribute containers to customize selection states [#2135]
• Add support for multi-selections [#2140]
• Add layout colorway to custom the trace-to-trace color sequence [#2156]
• Add tickformatstops to set tick format per cartesian axis range [#1965]
• Add hover labels and selections to box points [#2094]
• Histogram events & bin hover label improvements [#2113]
• Add support for aggregation in pie traces [#2117]
• Add annotations startarrowhead, arrowside, startarrowsize and startstandoff attributes [#2164]
• Add zhoverformat to format z values in heatmap, contour and 2d histogram traces [#2106, #2127]
• Add marker.opacity to bar traces [#2163]
• Add Cividis colorscale [#2178]
• Implement transform inverse mapping [#2126, #2162]

Changed

• Selections are now persistent [#2135]
• Make subplot initialization and removal more robust and consistent [#2227]
• Share WebGL context between gl2d and parcoords subplots [#2159, #2238]
• Rename Save and edit plot in cloud mode bar button Edit in Chart Studio [#2183]
• Minify bundles using minify-stream instead of UglifyJS2 [#2187]
• Update header for new year 2018 [#2231]
• Remove type="text/javascript" from <script> tags present in our docs and test utilities [#2217]

Fixed

• Fix right-click handling [#2241]
• Miscellaneous fixes for table traces [#2107, #2182]
• Fix horizontal legend items alignment edge case [#2149]
• Fix shape and updatemenu layering [#2121]
• Fix bar with error bar with set ids edge case [#2169]
• Fix cliponaxis: false for non linear cartesian axes [#2177]
• Fix heatmap non-uniform brick gaps problem [#2213]
• Fix choropleth selection when visible: false trace are present on graph [#2099, #2109]
• Fix yet another contour drawing bug [#2091]
• Clean up pie event data [#2117]
• Fix scatter + bar hover edge cases [#2218]
• Allow hover labels to extend to edges of graph area [#2215]
• Harden location-to-feature against non-string country names for geo subplot [#2122]
• Remove obsolete smith attribute from plot schema [#2093]
• Fix colorbar class name [#2139]
• Make Plotly.Plots.resize accept graph ids (as well as graph divs) [#2212]

v1.32.0-onprem

N.B. This release is an incomplete version of v1.32.0. It is not published on npm.

Based of plotly.js v1.31.2 with these additions:

Added

• Add tickformatstops to set tick format per cartesian axis range [#1965]
• Add hover labels and selections to box points [#2094]
• Histogram events & bin hover label improvements [#2113]
• Add support for aggregation in pie traces [#2117]
• Add zhoverformat to format z values in heatmap, contour and 2d histogram traces [#2106, #2127]
• Implement transform inverse mapping [#2126]

Fixed

• Miscellaneous fixes for table traces [#2107, 14bc19a]
• Fix shape and updatemenu layering [#2121]
• Fix choropleth selection when visible: false trace are present on graph [#2099, #2109]
• Fix yet another contour drawing bug [#2091]
• Clean up pie event data [#2117]
• Harden location-to-feature against non-string country names for geo subplot [#2122]
• Remove obsolete smith attribute from plot schema [#2093]

v1.31.2

Fixed

• Fix multiple table restyle bugs [#2107]
• Make selection work when visible: false choropleth traces are present [#2099, #2109]
• Fix (another) contour generation bug [#2091]

v1.31.1

Fixed

• Fix IE and Edge SVG toImage support [#2068]
• Return empty set during selections of visible: false traces [#2081]
• Fix scroll glitch in table traces [#2064]
• Fix handling of 1D header values in table [#2072]
• Fix table line style defaults [#2074]
• Do not attempt to start drag on right-click [#2087]
• Phase out alignment-baseline attributes in SVG text nodes [#2076]
• Listen to document events on drag instead of relying on cover-slip node [#2075]

v1.31.0

Added

• Add table trace type [#2052]
• Add geo.center making geo views fully reproducible using layout attributes [#2030]
• Add lasso and select-box drag modes to scattergeo and choropleth traces [#2030]
• Add lasso and select-box drag modes to bar and histogram traces [#2045]
• Add scale option to Plotly.toImage and Plotly.downloadImage [#1979]
• Add plot-schema.json to dist/[#1999]

Changed

• Throttle lasso and select-box events for smoother behavior [#2040]
• Harmonize gl3d and gl2d zoom speed with cartesian behavior [#2041]

Fixed

• Fix numerous restyle and relayout bugs [#1999]
• Fix handling of extreme off-plot data points in scatter lines [#2060]
• Fix hoverinfo array support for scattergeo, choropleth, scatterternary and scattermapbox traces [#2055]
• Fix Plotly.plot MathJax promise chain resolution [#1991]
• Fix legend double-click trace isolation behavior for graphs with visible: false traces [#2019]
• Fix legend visibility toggling for traces with groupby transforms [#2019]
• Fix single-bin histogram edge case [#2028]
• Fix autorange for bar with base zero [#2050]
• Fix annotations arrow rendering when graph div is off the DOM [#2046]
• Fix hover for graphs with scattergeo markers outside 'usa' scope [#2030]
• Fix handling of cross anti-meridian geo lonaxis ranges [#2030]
• Fix miter limit for lines on geo subplots [#2030]
• Fix marker.opacity handling for scattergeo bubbles [#2030]
• Fix layout animation of secondary axes [#1999]
• Fix sankey hover text placement for empty link.label items [#2016]
• Fix sankey rendering of nodes with very small values [#2017, #2021]
• Fix sankey hover label positioning on pages that style the 'svg-container' div node [#2027]
• Fix aggregation transforms restyle calls [#2031]

v1.30.1

Fixed

• Fix shapes on overlaid axes [#1975]
• Correctly clear cartesian axis titles on full axis updates [#1981]
• Make cartesian hover spikes work when no tick labels are present [#1980]

v1.30.0

Added

• Add aggregate transform [#1924]
• Add constraintext attribute for bar traces [#1931]
• Add axis layer attribute to ternary axes [#1952]
• Add cross-trace matching auto-binning logic to histogram traces [#1944]
• Add data/layout/config api to Plotly.toImage to generate a static
  graph without having to render an interactive graph first [#1939]
• Add nameformat attribute to groupby transforms to set pattern by which
  grouped traces are named [#1919]

Fixed

• Fix hover label exponents [#1932, #1949]
• Fix scatter fill with isolated endpoints [#1933]
• Fix parcoords axis tick scale when ticktext is unordered [#1945]
• Fix sankey with 4 multi-links or more [#1934]
• Fix exponent labels beyond SI prefixes [#1930]
• Fix image generation for marker gradient legend items [#1928]
• Fix parcoords image generation when multiple parcoords graphs
  are present on page [#1947]
• Ignore bare closing tags in pseudo-html string inputs [#1926]

v1.29.3

Fixed

• Fix groupby / filter interactions when filter includes target data [#1892]

v1.29.2

Fixed

• Add fallback for ArrayBuffer.isView fixing gl2d and gl3d rendering
  in environments that don't support it (e.g. RStudio) [#1915]