v1.36.0

Added

• Add splom (aka scatter plot matrix) traces [#2505]
• Add multi-selection and click-to-select on parcoords axes [#2415]
• Add selection and improve legend items for ohlc and candlestick [#2561]
• Add 'fixed size' layout shapes through new shape attributes
  xsizemode, ysizemode, xanchor and yanchor [#2532]
• Add layout attribute selectdirection to restrict select-box direction [#2506]
• Add support for selections on graphs with range sliders [#2561]
• Add support for ragged table inputs [#2511]
• Add Czech (cs) locale [#2483]
• Add Japanese (ja) locale [#2558]

Changed

• Multiple performance improvements for cartesian subplots, most noticeable
  on graphs with many cartesian subplots [#2474, #2487, #2527]
• Use new gl-mesh3d version that attempts to make lighting results less
  hardware-dependent [#2365]
• New and improved point-clustering algorithm for scattergl [#2499]
• Improved regl-line2d component [#2556]

Fixed

• Fix memory leak in parcoords traces [#2415]
• Fix scattergl selectedpoints clearance under select/lasso drag modes [#2492]
• Fix scattergl horizontal lines rendering [#2564]
• Fix scattergl unselected marker opacity for array marker opacity traces [#2503]
• Fix scattergl hover over data gaps [#2499]
• Fix ohlc on category axes [#2561]
• Fix inconsistencies in ohlc and candlestick event data [#2561]
• Fix hover text for candlestick traces [#2561]
• Fix scattermapbox selections for traces with data gaps [#2513]
• Fix table border cases that got previously cut off [#2511]
• Fix box traces with one jittered outlier [#2530]
• Fix cliponaxis: false on reversed axes [#2533]
• Fix buggy plot_bgcolor rendering when updating axis overlaying attribute [#2516]
• Fix buggy Plotly.react behavior for carpet, contourcarpet, scattercarpet,
  table and x/y/z column heatmap traces [#2525]
• Fix buggy Plotly.react behavior for ohlc and candlestick traces [#2561]
• Fix ordered categories on graphs with visible: false traces [#2489]
• Fix ordered categories in multi-subplot graphs [#2489]
• Fix inconsistencies when ordering number and numeric string categories [#2489]
• Fix format days in English locale [#2490]
• Handle HTML links with encoded URIs correctly in svg text labels [#2471]

v1.35.2

Fixed

• Pin mapbox-gl to 0.44.1 so that users on fresh
  npm install do not get the wrong mapbox-gl version message [#2467]
• Fix swapping between scatter and scatter3d traces and other
  potential problems caused by incorrect axis constraints resetting [#2465]

v1.35.1

Fixed

• Fix scatterpolar in dist and CDN bundles
  (due to browser-pack-flat discrepancy introduced in 1.35.0) [#2458]
• Fix removing and adding scatter(gl) as not the first module [#2455]
• Ensure we don't draw ticks if there are none to draw [#2454]

v1.35.0

Added

• Add automargin attribute to cartesian axes which auto-expands margins
  when ticks, tick labels and/or axis titles do not fit on the graph [#2243]
• Add support for typed arrays as data array inputs [#2388]
• Add layout grids attribute for easy subplot generation [#2399]
• Implement cliponaxis: false for bar text [#2378]
• Add opposite axis attributes for range slider to control y axis range behavior [#2364]
• Generalize hoverdistance and spikedistance for area-like objects [#2379]
• Bring scattergl auto-range logic to par with SVG scatter [#2404]
• Add selected/unselected marker color size support to scattermapbox traces [#2361]

Changed

• Remove all circular dependencies in our src/ directory [#2429]
• Build our CDN bundles with browser-pack-flat browserify plugin [#2447]
• Bump mapbox-gl to v0.44.0 [#2361]
• Bump glslify to v6.1.1 [#2377]
• Stop relinking customdata, ids and any matching objects
  in gd._fullLayout during Plots.supplyDefaults [#2375]

Fixed

• Fix buggy auto-range / auto-margin interaction
  leading to axis range inconsistencies on redraws
  (this bug was mostly noticeable on graphs with legends) [#2437]
• Bring back scattergl lines under select/lasso dragmode
  (bug introduced in 1.33.0) [#2377]
• Fix scattergl visible toggling for graphs with multiple traces
  with different modes (bug introduced in 1.33.0) [#2442]
• Bring back spikelines for traces other than scatter
  (bug introduced in 1.33.0) [#2379]
• Fix Plotly.Fx.hover acting on multiple subplots
  (bug introduced in 1.32.0) [#2379]
• Fix range slider with stacked y axes positioning
  (bug introduced in 1.32.0) [#2451]
• Fix scattergl color clustering [#2377]
• Fix Plotly.restyle for scattergl fill [#2377]
• Fix multi-line y-axis label positioning [#2424]
• Fix centered hover labels edge cases [#2440, #2445]
• Fix hover labels in bar groups in compare mode [#2414]
• Fix axes and axis lines removal [#2416]
• Fix auto-sizing in Plotly.react [#2437]
• Fix error bars for Plotly.react and uneven data arrays [#2360]
• Fix edits for date-string referenced annotations [#2368]
• Fix z hover labels with exponents [#2422]
• Fix yet another histogram edge case [#2413]
• Fix fall back for contour labels when there's only one contour [#2411]
• Fix scatterpolar category angular period calculations [#2449]
• Clear select outlines on mapbox zoomstart [#2361]
• Fix legend click to causes legend scroll bug [#2426]

v1.34.0

Added

• Add Plotly.react, a new do-it-all API method that creates and update graphs
  using the same API signature [#2341]
• Add constraint-type contours to contour traces [#2270]
• Add notched and notchwidth attributes to box traces [#2305]
• Add localization machinery to auto-formatted date axis ticks [#2261]
• Add support for text in mesh3d traces [#2327]
• Add support for scalar text in surface traces [#2327]
• Make mode bar for graphs with multiple subplot types more usable [#2339]
• Add npm@5 package-lock file [#2323]

Changed

• All of gl-vis dependencies now use gl-shader@4.2.1 [#2293, #2306]
• All our dependencies and source now use glslify@6.1.0 [#2326]

Fixed

• Prevent page scroll on mobile device on gl2d and gl3d subplots [#2296]
• Fix multi-marker scattergl selection errors (bug introduced in 1.33.0) [#2295]
• Fix Plotly.addTraces in scattergl selection call backs (bug introduced in 1.33.0) [#2298]
• Fix trace opacity restyle for scattergl traces (bug introduced in 1.33.0) [#2299]
• Fix scattergl handling of selectedpoints across multiple traces [#2311]
• Fix scattergl horizontal and vertical line rendering [#2340]
• Fix restyle for scalar hoverinfo for scatter3d, surface and mesh3d traces [#2327]
• Fix table when content-less cells and headers are supplied [#2314]
• Fix Plotly.animate for attribute nested in dimensions containers [#2324]
• Fix hoverformat on visible: false cartesian axes (bug introduced in 1.33.0) [#2329]
• Fix handling of double negative translate transform values [#2339]
• Fix compare hovermode fallback for non-cartesian subplot types [#2339]
• Fix animation error messages when overriding and ignoring frames updates [#2313]

v1.33.1

Fixed

• Fix selection on scattergl plots with >20k points [#2266]
• Update Spanish localization with new strings [#2268]
• Fix test_dashboard overly rigid restriction so parcoods works there [#2273]
• Make layout.colorway compatible with sankey traces [#2277]
• Fix click events on fixedrange subplots [#2279]
• Remove ghost fill when trace data is emptied out [#2280]
• Fix resizing of new scattergl plots [#2283]
• Fix positioning of carpet axis titles for cheaterslope edge cases [#2285]
• Fix coloring and hover info for heatmaps and contour maps with nonuniform bins [#2288]

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]