v2.5.0

Added

• Include surface, isosurface, volume, streamtube, cone, mesh3d, scatter3d, pointcloud
  and heatmapgl in the "strict" bundle by avoid function generation for these traces at runtime [#5888]

Changed

• Use node.js v16 and npm v7 in development and upgrade the version of package-lock.json [#5922, #5919]

Fixed

• Adjust position of hover in respect to CSS transform [#5916]

v2.4.2

Fixed

• Fix positioning unified hover box when div has zero height
  (regression introduced in 2.3.0) [#5913]

v2.4.1

Fixed

• Fix double click legends when groupclick is set to "toggleitem" [#5909]

v2.4.0

Added

• Add legend.groupclick options [#5849, #5906],
  with thanks to @brussee for the contribution!
• Add touch support to slider component [#5856],
  with thanks to @keul for the contribution!
• Provide bbox of hover items in event data [#5512]

Changed

• Upgrade regl module from version 1.6.1 to version 2.1.0 [#5870]

Fixed

• Fix invalid call to lib.promiseError in lib.syncOrAsync [#5878],
  with thanks to @jklimke for the contribution!
• Use hoverlabel.font for group titles in unified hover modes [#5895]

v2.3.1

Fixed

• Fix period positioned hover to work in different time zones as well as on grouped bars [#5864]
• Use ids from axes when making hover data keys [#5852]
• Do not include regl based traces parcoords, splom, scattergl and scatterpolargl in the "strict" bundle so that it could be used with CSP without WebGL warning [#5865]

v2.3.0

Added

• Add new number formatting and text alignment options by upgrading d3.format method from d3@v3 to version 1.4.5 of d3-format module [#5125, #5842]
• Add "satellite" and several other projection types to geo subplots [#5801]
• Improve rendering of scattergl, splom and parcoords by implementing plotGlPixelRatio for those traces [#5500]

Changed

• Upgrade d3.geo method from d3@v3 to version 1.12.1 of d3-geo module and version 2.9.0 of d3-geo-projection module [#5112]
• Upgrade d3.interpolate method from d3@v3 to version 1.4.0 of d3-interpolate module in icicle, indicator, parcats, sunburst and treemap [#5826]
• Upgrade regl-scatter2d, regl-line2d and regl-error2d modules to use version 1.1.0 of to-float32 module to improve the performance [#5786], with thanks to @Seranicio for the contribution!
• Edit the type of constraintrange in parcoords trace to pass validation [#5673]
• Sort object key values in schema [#5813]
• Sort plot-schema and add test to track plot-schema changes [#5776]
• Preview CHANGELOG when building dist on master [#5780, #5808]
• Preview plot-schema changes between releases when building dist on master [#5814]
• Display changes made to package.json between versions and add identical tags to draft bundles created by publish-dist job on CircleCI [#5815]
• Simplify devtool by relying on XMLHttpRequest instead of d3.json [#5832]
• Update CONTRIBUTING guidelines on how to submit pull requests and generate new baseline [#5791, [#5792]]

Fixed

• Fix unknown filename when exporting charts using new versions of Safari [#5609, 5838], with thanks to @rlreamy for the contribution!
• Improve README for ES6 module import [#5779], with thanks to @AndreAfonso for the contribution!
• Position hover in respect to the average of values in (x|y) unified modes (regression introduced in 2.0.0) [#5845]
• Fix hover with period alignment points and improve positioning of spikes and unified hover label
  in order not to obscure referring data points and fit inside plotting area [#5846]
• Allow clickable legend group titles when group has no pie-like traces [#5771]
• Fix mapbox line text example [#5804]
• Fix links to time format options so that they point to the d3-time-format v2.2.3 applied not the latest [#5818]

v2.2.1

Fixed

• Fix to improve sanitizing href inputs for SVG and HTML text elements [#5803]

v1.58.5

Fixed

• Fix to improve sanitizing href inputs for SVG and HTML text elements [#5803]

v2.2.0

Added

• Legend group titles [#5752],
  this feature was anonymously sponsored: thank you to our sponsor!
• Add half-year directive (%h) for formatting dates and improve descriptions to include extra date formatting options [#5762],
  this feature was anonymously sponsored: thank you to our sponsor!

Changed

• Modernize the process of creating baselines using Kaleido and improve image & other export test systems [#5724]
• Centralize jsdom utility to return Plotly object in node.js test scripts and use it in generating plot-schema [#5755]
• Bump turf bbox dependency to v6.4.0 [#5747]
• Bump turf area dependency to v6.4.0 [#5748]
• More maintenance work listed under the v2.2.0 milestone

Fixed

• Cache values and patterns in set_convert for axes with rangebreaks to improve performance [#5659],
  with thanks to @spasovski for the contribution!
• Fix fetching geojson when ES6 import is used to load the library [#5763]
• Correct readme links [#5746]

v2.1.0

Added

• Add icicle trace type [#5546]
  with thanks to @Kully and @mtwichan of Zyphr for their contribution!
• Implement legendrank attribute in traces [#5591]
• Implement fgopacity, fgcolor & "overlay" fillmode for bars and
  handle bar pattern and legend when marker.colorscale is present [#5733]

Changed

• Replace deprecated node-sass modules with Sass and update plot CSS [#5729]
• Bump probe-image-size to v7.2.1 [#5739]
• More maintenance work listed under the v2.1.0 milestone

Fixed

• Fix setting the width of categorical bars & boxes to unit [#5732]