July 31, 2026
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June in Servo: real world compat, media queries, SharedWorker, and more
Servo drops a huge update — and the comments instantly asked if anyone even uses it
TLDR: Servo released a big update with better support for modern websites, new features, and security fixes, all aimed at making the project more practical. But the comments stole the spotlight: fans cheered more browser competition while skeptics roasted its usefulness and complained it’s still hard to build.
Servo’s latest monthly update is objectively massive: 558 code changes, a pile of new website features, better support for things modern sites expect, and security fixes aimed at making the experimental browser engine safer and more useful in the real world. In plain English, the team is trying to turn Servo from a cool project people vaguely remember into something that can actually handle today’s web without falling over. They even rolled out a bot to help contributors explain why their changes matter — which feels very on-brand for a project whose biggest battle right now might be getting people to notice it exists.
And that is exactly where the comments went feral. The most brutal reaction came almost immediately: “Does anyone actually use Servo for anything?” Ouch. That set the tone for a thread torn between encouragement and skepticism. One camp was cheering the very idea of another browser engine entering a web dominated by a few giants, arguing that more competition is good for everyone. Another camp basically responded with, “Cool story, but can I even build the thing?” after one commenter said Servo was one of the only Rust projects that consistently failed for them. That turned the vibe from celebration to sitcom: a shiny new release, followed by the digital equivalent of someone raising a hand in the back and saying the door still doesn’t open.
There was even side-drama, with one commenter using Servo’s moment to take a swipe at Ladybird, saying their excitement dropped after its LLM and licensing moves. So yes, Servo shipped big upgrades — but the real show was the comments section asking whether this comeback story is finally real, or just another beloved underdog with a very enthusiastic changelog.
Key Points
- •Servo 0.4.0 packages June development into a release with 558 commits, a new monthly record cited by the project.
- •The release adds multiple web platform features, including experimental attr(), expanded image and shape syntax, deferred math-expression resolution, and font-feature-settings in @font-face.
- •Servo 0.4.0 expands media query support and adds DOM/web APIs such as SharedWorker, console.dir(), CustomElementRegistry features, textStream(), pointer capture methods, touch handlers, and new SubtleCrypto methods.
- •The project introduced a contributor workflow using the Servo Highfive bot to help identify pull requests suitable for future monthly updates and document their effects.
- •Security updates include SpiderMonkey upgrades to 140.11.0 and 140.12.0, fixes tied to several CVEs and MFSAs, constant-time RSA and ML-DSA improvements, and a fix for an XSS issue in file:/// directory listings.