plotly · emilykl · Dec 11, 2025 · Dec 11, 2025 · Dec 11, 2025
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -9,6 +9,15 @@ To see all merged commits on the master branch that will be part of the next plo
 
 where X.Y.Z is the semver of most recent plotly.js release.
 
+## [3.3.1] -- 2025-12-12
+
+### Added
+- Add support for arrays for the pie properties `showlegend` and `legend`, so that these can be configured per slice. [[#7580](https://github.com/plotly/plotly.js/pull/7580)], with thanks to @my-tien for the contribution!
+
+### Changed
+ - Replace deprecated `String.substr()` with `String.slice()` [[#7662](https://github.com/plotly/plotly.js/pull/7662)], with thanks to @JBR-0100 for the contribution!
+
+
 ## [3.3.0] -- 2025-11-14
 
 ### Added

diff --git a/CITATION.cff b/CITATION.cff
@@ -9,7 +9,7 @@ authors:
 - family-names: "Samimi"
   given-names: "Mojtaba"
 title: "Open source Plotly charting library"
-version: 3.3.0
+version: 3.3.1
 doi: 10.5281/zenodo.13964707
-date-released: 2025-11-14
+date-released: 2025-12-12
 url: "https://github.com/plotly/plotly.js"
diff --git a/README.md b/README.md
@@ -62,7 +62,7 @@ You may also consider using [`plotly.js-dist`](https://www.npmjs.com/package/plo
 
 ```html
 <head>
-    <script src="https://cdn.plot.ly/plotly-3.3.0.min.js" charset="utf-8"></script>
+    <script src="https://cdn.plot.ly/plotly-3.3.1.min.js" charset="utf-8"></script>
 </head>
 <body>
     <div id="gd"></div>
@@ -79,7 +79,7 @@ You may also consider using [`plotly.js-dist`](https://www.npmjs.com/package/plo
 Alternatively you may consider using [native ES6 import](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Modules) in the script tag.
 ```html
 <script type="module">
-    import "https://cdn.plot.ly/plotly-3.3.0.min.js"
+    import "https://cdn.plot.ly/plotly-3.3.1.min.js"
     Plotly.newPlot("gd", [{ y: [1, 2, 3] }])
 </script>
 ```
@@ -89,7 +89,7 @@ Fastly supports Plotly.js with free CDN service. Read more at <https://www.fastl
 ### Un-minified versions are also available on CDN
 While non-minified source files may contain characters outside UTF-8, it is recommended that you specify the `charset` when loading those bundles.
 ```html
-<script src="https://cdn.plot.ly/plotly-3.3.0.js" charset="utf-8"></script>
+<script src="https://cdn.plot.ly/plotly-3.3.1.js" charset="utf-8"></script>
 ```
 
 > Please note that as of v2 the "plotly-latest" outputs (e.g. https://cdn.plot.ly/plotly-latest.min.js) will no longer be updated on the CDN, and will stay at the last v1 patch v1.58.5. Therefore, to use the CDN with plotly.js v2 and higher, you must specify an exact plotly.js version.

diff --git a/dist/README.md b/dist/README.md
@@ -46,9 +46,9 @@ The main plotly.js bundles weight in at:
 | 10.7 MB | 4.6 MB | 1.4 MB | 11 MB |
 
 #### CDN links
-> https://cdn.plot.ly/plotly-3.3.0.js
+> https://cdn.plot.ly/plotly-3.3.1.js
 
-> https://cdn.plot.ly/plotly-3.3.0.min.js
+> https://cdn.plot.ly/plotly-3.3.1.min.js
 
 
 #### npm packages
@@ -91,12 +91,12 @@ The `basic` partial bundle contains trace modules `bar`, `pie` and `scatter`.
 
 | Raw size | Minified size | Minified + gzip size |
 |------|-----------------|------------------------|
-| 2.6 MB | 1.1 MB | 361.3 kB |
+| 2.6 MB | 1.1 MB | 361.5 kB |
 
 #### CDN links
-> https://cdn.plot.ly/plotly-basic-3.3.0.js
+> https://cdn.plot.ly/plotly-basic-3.3.1.js
 
-> https://cdn.plot.ly/plotly-basic-3.3.0.min.js
+> https://cdn.plot.ly/plotly-basic-3.3.1.min.js
 
 
 #### npm packages
@@ -114,12 +114,12 @@ The `cartesian` partial bundle contains trace modules `bar`, `box`, `contour`, `
 
 | Raw size | Minified size | Minified + gzip size |
 |------|-----------------|------------------------|
-| 3.3 MB | 1.3 MB | 459.4 kB |
+| 3.4 MB | 1.3 MB | 459.7 kB |
 
 #### CDN links
-> https://cdn.plot.ly/plotly-cartesian-3.3.0.js
+> https://cdn.plot.ly/plotly-cartesian-3.3.1.js
 
-> https://cdn.plot.ly/plotly-cartesian-3.3.0.min.js
+> https://cdn.plot.ly/plotly-cartesian-3.3.1.min.js
 
 
 #### npm packages
@@ -137,12 +137,12 @@ The `geo` partial bundle contains trace modules `choropleth`, `scatter` and `sca
 
 | Raw size | Minified size | Minified + gzip size |
 |------|-----------------|------------------------|
-| 2.9 MB | 1.2 MB | 411.1 kB |
+| 2.9 MB | 1.2 MB | 411.3 kB |
 
 #### CDN links
-> https://cdn.plot.ly/plotly-geo-3.3.0.js
+> https://cdn.plot.ly/plotly-geo-3.3.1.js
 
-> https://cdn.plot.ly/plotly-geo-3.3.0.min.js
+> https://cdn.plot.ly/plotly-geo-3.3.1.min.js
 
 
 #### npm packages
@@ -160,12 +160,12 @@ The `gl3d` partial bundle contains trace modules `cone`, `isosurface`, `mesh3d`,
 
 | Raw size | Minified size | Minified + gzip size |
 |------|-----------------|------------------------|
-| 4.2 MB | 1.6 MB | 529.8 kB |
+| 4.2 MB | 1.6 MB | 530 kB |
 
 #### CDN links
-> https://cdn.plot.ly/plotly-gl3d-3.3.0.js
+> https://cdn.plot.ly/plotly-gl3d-3.3.1.js
 
-> https://cdn.plot.ly/plotly-gl3d-3.3.0.min.js
+> https://cdn.plot.ly/plotly-gl3d-3.3.1.min.js
 
 
 #### npm packages
@@ -183,12 +183,12 @@ The `gl2d` partial bundle contains trace modules `parcoords`, `scatter`, `scatte
 
 | Raw size | Minified size | Minified + gzip size |
 |------|-----------------|------------------------|
-| 3.8 MB | 1.5 MB | 518 kB |
+| 3.8 MB | 1.5 MB | 518.2 kB |
 
 #### CDN links
-> https://cdn.plot.ly/plotly-gl2d-3.3.0.js
+> https://cdn.plot.ly/plotly-gl2d-3.3.1.js
 
-> https://cdn.plot.ly/plotly-gl2d-3.3.0.min.js
+> https://cdn.plot.ly/plotly-gl2d-3.3.1.min.js
 
 
 #### npm packages
@@ -206,12 +206,12 @@ The `mapbox` partial bundle contains trace modules `choroplethmapbox`, `densitym
 
 | Raw size | Minified size | Minified + gzip size |
 |------|-----------------|------------------------|
-| 4.5 MB | 1.8 MB | 576.6 kB |
+| 4.5 MB | 1.8 MB | 576.9 kB |
 
 #### CDN links
-> https://cdn.plot.ly/plotly-mapbox-3.3.0.js
+> https://cdn.plot.ly/plotly-mapbox-3.3.1.js
 
-> https://cdn.plot.ly/plotly-mapbox-3.3.0.min.js
+> https://cdn.plot.ly/plotly-mapbox-3.3.1.min.js
 
 
 #### npm packages
@@ -229,12 +229,12 @@ The `finance` partial bundle contains trace modules `bar`, `candlestick`, `funne
 
 | Raw size | Minified size | Minified + gzip size |
 |------|-----------------|------------------------|
-| 2.9 MB | 1.2 MB | 395.6 kB |
+| 2.9 MB | 1.2 MB | 395.8 kB |
 
 #### CDN links
-> https://cdn.plot.ly/plotly-finance-3.3.0.js
+> https://cdn.plot.ly/plotly-finance-3.3.1.js
 
-> https://cdn.plot.ly/plotly-finance-3.3.0.min.js
+> https://cdn.plot.ly/plotly-finance-3.3.1.min.js
 
 
 #### npm packages
@@ -255,9 +255,9 @@ The `strict` partial bundle contains trace modules `bar`, `barpolar`, `box`, `ca
 | 11.5 MB | 4.9 MB | 1.5 MB |
 
 #### CDN links
-> https://cdn.plot.ly/plotly-strict-3.3.0.js
+> https://cdn.plot.ly/plotly-strict-3.3.1.js
 
-> https://cdn.plot.ly/plotly-strict-3.3.0.min.js
+> https://cdn.plot.ly/plotly-strict-3.3.1.min.js
 
 
 #### npm packages