# servo v0.2.0

- Product: servo (https://whatsnew.fyi/product/servo)
- Vendor: servo
- Date: 2026-05-31
- Version: v0.2.0
- Original notes: https://github.com/servo/servo/releases/tag/v0.2.0
- Permalink: https://whatsnew.fyi/product/servo/releases/v0.2.0

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.

Reuse: the summaries, labels and curation here are © What's New. Quote freely with attribution and a link back; wholesale republication of the corpus is not permitted — terms: https://whatsnew.fyi/terms. The vendors' own release notes remain their publishers'.

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- **added** — Revamped browser UI on Android with a new history view
- **added** — Interactive pretty-printer for JSON files loaded as the top-level document
- **changed** — Improved support for Chinese, Japanese, and Korean languages
- **changed** — Improved Inspector, Console, and Debugger tabs when using Firefox DevTools
- **changed** — Improved tab navigation, focus handling, and keyboard input
- **added** — Support for <select multiple> element
- **added** — Support for <template shadowrootslotassignment> element
- **added** — Support for <video> playback on OpenHarmony
- **added** — Support for 'minimum-scale' and 'maximum-scale' values in <meta name=viewport>
- **added** — Support for 'color-mix()' with any number of <color> values
- **added** — Support for '&::before' and '&::after' in '::details-content'
- **added** — Support for 'revert-rule' CSS keyword
- **added** — Support for 'tab-size' CSS property
- **added** — Support for 'text-align: match-parent' CSS value
- **added** — Support for new Worker() with blob URLs
- **added** — Support for getContext("webgl") on OffscreenCanvas
- **added** — Support for detail property on PerformanceMark and PerformanceMeasure
- **added** — Support for 'selectionchange' events on <input> and <textarea>
- **added** — StorageManager in experimental mode
- **added** — Support for activeElement on Document and ShadowRoot

Servo 0.2.0 includes:

- **revamped browser UI** on Android, with a new **history view**
- improved support for **Chinese**, **Japanese**, and **Korean** languages
- **interactive pretty-printer** for **JSON files** loaded as the top-level document
- improved **Inspector**, **Console**, and **Debugger** tabs when using the Firefox DevTools
- improved **tab navigation**, **focus handling**, and **keyboard input**
- **&lt;select multiple>** (@lukewarlow, @mrobinson, #43189)
- **&lt;template shadowrootslotassignment>** (@simonwuelker, #44246)
- **&lt;video>** playback on OpenHarmony (@rayguo17, #43208)
- **‘minimum-scale’** and **‘maximum-scale’** values in **&lt;meta name=viewport>** (@shubhamg13, #40098, #43715)
- **‘color-mix()’** with **any number of &lt;color> values** (@Loirooriol, #43890)
- **‘&amp;::before’** and **‘&amp;::after’** in **‘::details-content’** (@Loirooriol, #43878)
- **‘revert-rule’** (@Loirooriol, #43878)
- **‘tab-size’** (@mrobinson, @SimonSapin, #44480)
- **‘text-align: match-parent’** (@TG199, #44073)
- **new Worker()** with **blob URLs** (@jdm, #44004)
- **getContext(`"webgl"`)** on **OffscreenCanvas** (@niyabits, #44159)
- the **detail** property on **PerformanceMark** and **PerformanceMeasure** (@shubhamg13, #44289, #44272)
- **‘selectionchange’** events on &lt;input> and &lt;textarea> (@TimvdLippe, #44461)
- **StorageManager**, in experimental mode (@Taym95, #43976)
- **activeElement** on **Document** and **ShadowRoot** (@mrobinson, #43861)
- **crypto.subtle.supports()** (@kkoyung, #43703) – Servo is the first major browser engine to support this!
- **cellPadding**, **cellSpacing**, and **align** properties on **HTMLTableElement** (@mrobinson, #43903)
- **relatedTarget** on **‘focus’** and **‘blur’** events (@mrobinson, #43926)
- **transferFromImageBitmap()** on **ImageBitmapRenderingContext** (@Messi002, #43984)

See our [April blog post](https://servo.org/blog/2026/05/31/april-in-servo/) for a curated overview of the changes in this release.

##### Trying out the Servo Tech Demo

[troubleshooting guide]: https://servo.org/download/#troubleshooting

###### Linux

If you see an error `loading shared libraries` when starting servo on Linux, please refer to the [troubleshooting guide].

###### HarmonyOS

Please note that the `servo-aarch64-linux-ohos.hap` attached here is signed for OpenHarmony, not HarmonyOS.
For HarmonyOS self-signing is currently required - You can download the `servo-aarch64-linux-ohos.so` shared library and use DevEco Studio to follow the instructions in the ArkTS [Servo Demo repository](https://github.com/jschwe/ServoDemo)


##### What's Changed

Please check out our [April blog post](https://servo.org/blog/2026/05/31/april-in-servo/) to get a curated overview over the recent changes.

<details>
  <summary>Generated Release notes</summary>

<!-- Release notes generated using configuration in .github/release.yml at release/v0.2 -->

##### What's Changed
* servoshell: Activate accessibility in all webviews by @delan in https://github.com/servo/servo/pull/43558
* devtools: Improve encoding of `ObjectActor` by @eerii in https://github.com/servo/servo/pull/43791
* a11y: Miscellaneous cleanups to our accessibility code by @delan in https://github.com/servo/servo/pull/43772
* wpt: Add more tests to `css-device-adapt` to verify clamp behavior. by @shubhamg13 in https://github.com/servo/servo/pull/43715
* CODEOWNERS: Add atbrakhi and eerii as DevTools owners by @eerii in https://github.com/servo/servo/pull/43832
* script: Use `TextInputWidget` to implement `<textarea>` shadow DOM by @mrobinson in https://github.com/servo/servo/pull/43770
* devtools: Show variable values in scopes by @eerii in https://github.com/servo/servo/pull/43792
* config: Add documentation for the public API. by @mukilan in https://github.com/servo/servo/pull/43802
* webgpu: Fix feature guard by @jschwe in https://github.com/servo/servo/pull/43831
* layou

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