# D3 changelog

> Bring data to life with SVG, Canvas and HTML.

- Vendor: Observable
- Category: Frameworks & Libraries
- Official site: https://d3js.org
- Tracked by: What's New (https://whatsnew.fyi/product/d3)
- Harvested from: GitHub (d3/d3)
- Entries below: 10 (newest first)

What's New is an index, not a publisher: every entry below links to the vendor's own release notes, which are the authoritative source. Entries are labelled where they are hand-curated sample data, pre-releases, or drawn from a secondary source such as a developer blog.

## Releases

### v7.9.0

- Date: 2024-03-12
- Version: v7.9.0
- Original notes: https://github.com/d3/d3/releases/tag/v7.9.0
- Permalink: https://whatsnew.fyi/product/d3/releases/v7.9.0

* Add d3.schemeObservable10. https://github.com/d3/d3-scale-chromatic/pull/51
* Change d3.geoCircle precision to 2 degrees. https://github.com/d3/d3-geo/pull/281
* Set projection.clipAngle precision to 2 degrees. https://github.com/d3/d3-geo/pull/282

### v7.8.5

- Date: 2023-06-03
- Version: v7.8.5
- Original notes: https://github.com/d3/d3/releases/tag/v7.8.5
- Permalink: https://whatsnew.fyi/product/d3/releases/v7.8.5

* Fix the return value of d3.medianIndex and d3.quantileIndex when the data contains missing values. [#275](https://github.com/d3/d3-array/issues/275)

### v7.8.4

- Date: 2023-04-01
- Version: v7.8.4
- Original notes: https://github.com/d3/d3/releases/tag/v7.8.4
- Permalink: https://whatsnew.fyi/product/d3/releases/v7.8.4

* Fix circumcenters when the hull is collinear. https://github.com/d3/d3-delaunay/pull/142

### v7.8.3

- Date: 2023-03-25
- Version: v7.8.3
- Original notes: https://github.com/d3/d3/releases/tag/v7.8.3
- Permalink: https://whatsnew.fyi/product/d3/releases/v7.8.3

* Fix precision error calculating _voronoi_.neighbors. https://github.com/d3/d3-delaunay/pull/138 https://github.com/d3/d3-delaunay/pull/139
* Fix broken polygon. https://github.com/d3/d3-delaunay/pull/140
* Fix threshold generation when input is empty or has no deviation. https://github.com/d3/d3-array/pull/271

### v7.8.2

- Date: 2023-01-18
- Version: v7.8.2
- Original notes: https://github.com/d3/d3/releases/tag/v7.8.2
- Permalink: https://whatsnew.fyi/product/d3/releases/v7.8.2

* d3.ticks now tries harder to generate at least one tick. https://github.com/d3/d3-array/pull/264

### v7.8.1

- Date: 2023-01-11
- Version: v7.8.1
- Original notes: https://github.com/d3/d3/releases/tag/v7.8.1
- Permalink: https://whatsnew.fyi/product/d3/releases/v7.8.1

* Tolerate invalid input values when generating contours. [#61](https://github.com/d3/d3-contour/pull/61)
* Tolerate invalid input weights when generating density contours. [#65](https://github.com/d3/d3-contour/pull/65)
* Fix missing contours at extrema when using default thresholds. [#68](https://github.com/d3/d3-contour/pull/68)

### v7.8.0

- Date: 2022-12-21
- Version: v7.8.0
- Original notes: https://github.com/d3/d3/releases/tag/v7.8.0
- Permalink: https://whatsnew.fyi/product/d3/releases/v7.8.0

* Add [d3.pathRound](https://github.com/d3/d3-path/blob/main/README.md#pathRound).
* Add configurable precision when generating path data via [_path_.digits](https://github.com/d3/d3-geo/blob/main/README.md#path_digits).
* Add likewise _shape_.digits method to d3.arc, d3.area, d3.line, d3.link, and d3.symbol.
* Improve the performance of d3.geoPath’s string concatenation.
* Fix arc rendering for small arcs with rounded corners.
* Fix BumpRadial implementation to support multiple points.
* Fix projection when lambda is outside the range ±3π.
* Rename d3.symbolX to d3.symbolTimes; d3.symbolX is now deprecated.

### v7.7.0

- Date: 2022-12-03
- Version: v7.7.0
- Original notes: https://github.com/d3/d3/releases/tag/v7.7.0
- Permalink: https://whatsnew.fyi/product/d3/releases/v7.7.0

* Add [d3.unixDay](https://github.com/d3/d3-time/blob/main/README.md#timeDay) and [d3.unixDays](https://github.com/d3/d3-time/blob/main/README.md#timeDays). https://github.com/d3/d3-time/pull/58
* Adopt d3.unixDay in place of d3.utcDay for [d3.utcTicks](https://github.com/d3/d3-time/blob/main/README.md#utcTicks) to ensure uniform tick spacing.
* Fix mutation of user-owned thresholds in d3.bin. https://github.com/d3/d3-array/issues/263
* Fix infinite loop when d3.quantile or d3.quickselect is called with invalid arguments. https://github.com/d3/d3-array/pull/262

### v7.6.1

- Date: 2022-07-03
- Version: v7.6.1
- Original notes: https://github.com/d3/d3/releases/tag/v7.6.1
- Permalink: https://whatsnew.fyi/product/d3/releases/v7.6.1

* [_density_.bandwidth](https://github.com/d3/d3-contour/blob/main/README.md#density_bandwidth) now supports fractional (non-integer) values.

### v7.6.0

- Date: 2022-07-03
- Version: v7.6.0
- Original notes: https://github.com/d3/d3/releases/tag/v7.6.0
- Permalink: https://whatsnew.fyi/product/d3/releases/v7.6.0

* Add [d3.blur](https://github.com/d3/d3-array/blob/main/README.md#blur).
* Add [d3.blur2](https://github.com/d3/d3-array/blob/main/README.md#blur2).
* Add [d3.blurImage](https://github.com/d3/d3-array/blob/main/README.md#blurImage).
* Add [d3.medianIndex](https://github.com/d3/d3-array/blob/main/README.md#medianIndex).
* Add [d3.quantileIndex](https://github.com/d3/d3-array/blob/main/README.md#quantileIndex).