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servo

23 indexed repositories · View on GitHub

servo
Servo aims to empower developers with a lightweight, high-performance alternative for embedding web technologies in applications.

Rust · 38010 stars
html5ever
High-performance browser-grade HTML5 parser

Rust · 2626 stars
rust-smallvec
"Small vector" optimization for Rust: store up to a small number of items on the stack

Rust · 1735 stars
rust-url
URL parser for Rust

Rust · 1574 stars
core-foundation-rs
Rust bindings to Core Foundation and other low level libraries on Mac OS X and iOS

Rust · 1283 stars
ipc-channel
A multiprocess drop-in replacement for Rust channels

Rust · 1126 stars
rust-cssparser
Rust implementation of CSS Syntax Level 3

Rust · 869 stars
font-kit
A cross-platform font loading library written in Rust

Rust · 840 stars
mozjs
Servo's SpiderMonkey fork

Rust · 359 stars
stylo
CSS engine that powers Servo and Firefox

Rust · 329 stars
highfive
Github hooks to provide an encouraging atmosphere for new contributors

Python · 281 stars
tendril
Compact string type for zero-copy parsing

Rust · 268 stars
project
A repo for the Servo Project

254 stars
string-cache
String interning for Rust

Rust · 212 stars
surfman
Accelerated offscreen graphics for WebGL

Rust · 193 stars
rust-harfbuzz
Rust bindings to HarfBuzz

Rust · 90 stars
unicode-bidi
Implementation of the Unicode Bidirection Algorithm in Rust

Rust · 87 stars
mozangle
Mozilla’s fork of Google ANGLE, repackaged as a Rust crate

C++ · 48 stars
servo.org
Servo project website

HTML · 43 stars
book
The Servo Book

Python · 42 stars
3 more repositories live on View on GitHub

Beginner friendly Everything

Open All

fix allocator API `into_boxed_slice` and `into_vec` Open

Difficulty 2/5 1-3 hours Newbie friendliness 72/100

servo/rust-smallvec#632 · 3 comments · Opened Sep 19, 2026
allow v2 to always compile in MSRV with no features enabled Open

good first issue help wanted r-refactor

Difficulty 3/5 1-2 days Newbie friendliness 55/100

servo/rust-smallvec#631 · 4 comments · Opened Sep 19, 2026
Appending new keyframes with same name as existing keyframes doesn't replace the animation Open

C-untriaged

Difficulty 4/5 3-5 days Newbie friendliness 48/100

servo/servo#48210 · Opened Sep 19, 2026
`lib.rs` iterator modularization Open

good first issue help wanted r-refactor

servo/rust-smallvec#627 · 5 comments · 1 assignee · Opened Sep 19, 2026
Intermittent TIMEOUT in `/html/browsers/browsing-the-web/navigating-across-documents/cross-origin-top-navigation-with-user-activation-in-parent.window.html` Open

I-intermittent

Difficulty 3/5 1-2 days Newbie friendliness 68/100

servo/servo#48205 · Opened Sep 19, 2026
Intermittent CRASH in `/html/browsers/history/the-location-interface/security_location_0.htm` Open

C-untriaged I-intermittent

Difficulty 4/5 3-5 days Newbie friendliness 35/100

servo/servo#48200 · Opened Sep 19, 2026
100% single core cpu usage on framework website Open

C-untriaged

Difficulty 4/5 3-5 days Newbie friendliness 35/100

servo/servo#48198 · Opened Sep 19, 2026
`console.dir()` on DOM objects like `navigator` produces `<error>` Open

C-untriaged

Difficulty 3/5 1-2 days Newbie friendliness 55/100

servo/servo#48196 · Opened Sep 19, 2026
infinitemac.com not working ("Service worker is not available") Open

C-untriaged

Difficulty 4/5 3-5 days Newbie friendliness 48/100

servo/servo#48195 · Opened Sep 19, 2026
In-page text selection doesn't work on touch devices Open

C-untriaged

Difficulty 3/5 1-2 days Newbie friendliness 48/100

servo/servo#48193 · Opened Sep 18, 2026
Appending any `<style>` restarts/scrambles animation with non-normalised `cubic-bezier()` timing Open

C-untriaged

Difficulty 4/5 3-5 days Newbie friendliness 48/100

servo/servo#48187 · Opened Sep 18, 2026
Implement a zygote/forkserver mechanism to reduce memory usage Open

E-more-complex I-perf-bloat

Difficulty 5/5 Over a week Newbie friendliness 35/100

servo/servo#48185 · Opened Sep 18, 2026
Update Utf8CodeUnits Open

Difficulty 2/5 1-3 hours Newbie friendliness 74/100

servo/servo#48182 · 2 comments · Opened Sep 18, 2026
SVG icon missing from title bars Open

A-content/svg A-layout/block

Difficulty 4/5 3-5 days Newbie friendliness 45/100

servo/servo#48181 · 3 comments · Opened Sep 18, 2026
Resizing servo causes some parisbaguette.com images to disappear Open

C-untriaged

Difficulty 4/5 3-5 days Newbie friendliness 45/100

servo/servo#48178 · 2 comments · Opened Sep 18, 2026
Icons missing in parisbaguette.com Open

C-untriaged

Difficulty 4/5 3-5 days Newbie friendliness 45/100

servo/servo#48173 · Opened Sep 18, 2026
Better discovery for servoshell features Open

A-servoshell B-feature-tracking

Difficulty 5/5 Over a week Newbie friendliness 35/100

servo/servo#48157 · 1 reaction · Opened Sep 17, 2026
Ad insertion in https://css-loaders.com/clones/ messes up animation timing Open

C-untriaged

Difficulty 4/5 3-5 days Newbie friendliness 50/100

servo/servo#48155 · Opened Sep 17, 2026
Audio Player disappears on load for .ogg files Open

A-content/media

Difficulty 4/5 3-5 days Newbie friendliness 52/100

servo/servo#48153 · Opened Sep 17, 2026
tracking issue for v2 migration testing Open

experiment good first issue help wanted r-testing

servo/rust-smallvec#623 · 12 comments · 2 assignees · Opened Sep 17, 2026
error structs prototype Open

experiment r-refactor

servo/rust-smallvec#622 · 3 comments · 1 assignee · Opened Sep 17, 2026
fix ZST non-64-bit `TaggedLen` overflow Open

r-bug

servo/rust-smallvec#621 · 1 comment · 1 assignee · Opened Sep 17, 2026
jemalloc-heap-unclassified memory usage regression on servo.org Open

A-servoshell I-perf-bloat

Difficulty 4/5 3-5 days Newbie friendliness 48/100

servo/servo#48123 · 1 comment · Opened Sep 16, 2026
Test case from #47834 with selection click-and-drag produces LCP related crash intermittently Open

A-perf-measurement I-panic

Difficulty 3/5 1-2 days Newbie friendliness 68/100

servo/servo#48121 · 2 comments · Opened Sep 16, 2026
servoshell's crash_handler::install() is a no-op on Windows -- every native crash is silent, no console output, no WER event Open

Difficulty 3/5 1-2 days Newbie friendliness 74/100

servo/servo#48110 · Opened Sep 15, 2026
servoshell release build segfaults (0xC0000005) on Wikipedia; reproduces on pure upstream, independent of opt-level, fixed by enabling LTO Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

servo/servo#48109 · 2 comments · Opened Sep 15, 2026
fnac.com - "Your GStreamer installation is missing a plug-in" and others Open

C-untriaged

Difficulty 4/5 3-5 days Newbie friendliness 35/100

servo/servo#48108 · Opened Sep 15, 2026
Unscrollable element and "navbar is not defined" in leetcode.com Open

C-untriaged

Difficulty 4/5 3-5 days Newbie friendliness 42/100

servo/servo#48102 · Opened Sep 15, 2026
Shouldn't reuse box when becoming floated Open

A-layout/2020 A-layout/incremental

Difficulty 4/5 3-5 days Newbie friendliness 48/100

servo/servo#48083 · Opened Sep 14, 2026
Panic when closing second window Open

A-gfx/rendering A-servoshell C-has-manual-testcase C-has-patch I-panic

Difficulty 3/5 1-2 days Newbie friendliness 68/100

servo/servo#48075 · 4 comments · Opened Sep 14, 2026
add `allocator-api2` feature description to `./README.md` Open

good first issue help wanted r-docs

servo/rust-smallvec#614 · 1 assignee · Opened Sep 14, 2026
`v2.0.0-beta.1` release preparation Open

r-policy

Difficulty 4/5 3-5 days Newbie friendliness 25/100

servo/rust-smallvec#612 · 1 comment · 4 reactions · Opened Sep 14, 2026
Huge blank space on the top of all build.opensuse.org pages Open

A-layout/flex C-has-manual-testcase

Difficulty 3/5 1-2 days Newbie friendliness 50/100

servo/servo#48061 · 2 comments · Opened Sep 14, 2026
Do not root TracedCallback Open

A-content/bindings I-perf-bloat

Difficulty 4/5 3-5 days Newbie friendliness 45/100

servo/servo#48057 · Opened Sep 14, 2026
Logging should not be used to detect and propagate crashes in Servo Open

Difficulty 4/5 3-5 days Newbie friendliness 48/100

servo/servo#48056 · 4 comments · Opened Sep 14, 2026
bump v1 version to `v1.16.2` Open

good first issue help wanted r-policy

servo/rust-smallvec#609 · 1 assignee · Opened Sep 13, 2026
run `may_dangle` benchmarks on v2 Open

good first issue help wanted r-performance

Difficulty 3/5 1-2 days Newbie friendliness 68/100

servo/rust-smallvec#603 · 1 comment · Opened Sep 13, 2026
Intermittent failure in /css/css-inline/baseline-source/baseline-source-first-textarea-001.tentative.html Open

I-intermittent

Difficulty 3/5 1-2 days Newbie friendliness 52/100

servo/servo#48028 · 3 comments · Opened Sep 13, 2026
webgpu is not working on android Open

A-content/webgpu P-android

Difficulty 2/5 1-3 hours Newbie friendliness 76/100

servo/servo#48024 · 1 comment · Opened Sep 12, 2026
`v1.16.2` release preparation Open

r-policy

servo/rust-smallvec#602 · 2 comments · 1 assignee · Opened Sep 12, 2026
`MediaStreamTrack` missing `stop` method Open

A-content/media B-feature-tracking

Difficulty 2/5 1-3 hours Newbie friendliness 78/100

servo/servo#48014 · Opened Sep 12, 2026
Report memory usage for media thread Open

A-content/media A-perf-measurement C-assigned E-candidate-for-mentoring

servo/servo#47995 · 3 comments · 1 assignee · Opened Sep 11, 2026
`paste` event's `clipboardData.items[0].getAsFile()` returns `null` when bitmap data is on the clipboard Open

A-content/script C-has-manual-testcase C-needs-investigation

Difficulty 3/5 1-2 days Newbie friendliness 58/100

servo/servo#47993 · 2 comments · Opened Sep 11, 2026
Dailymotion.com homepage blank with error "No player found in the page" Open

A-layout/animations

Difficulty 4/5 3-5 days Newbie friendliness 48/100

servo/servo#47989 · 6 comments · Opened Sep 11, 2026
AudioParam not clamping values Open

A-content/dom C-assigned I-wrong

servo/servo#47979 · 2 comments · 1 assignee · Opened Sep 11, 2026
AudioParam k-rate automation doesn't update correctly Open

A-content/media C-assigned

servo/servo#47978 · 2 comments · 1 assignee · Opened Sep 11, 2026
Gstreamer g_strrstr_len "haystack != NULL" failed and "Could not decode stream. Invalid playlist" for eBay Live (ebay.com) Open

A-content/media C-needs minimized testcase

Difficulty 4/5 3-5 days Newbie friendliness 35/100

servo/servo#47966 · Opened Sep 10, 2026
Move loading-phase related structs for `Document` into `DocumentLoadingHandler` Open

A-content/dom I-refactor

servo/servo#47965 · 1 assignee · Opened Sep 10, 2026
The Youtube search page didn't render the results Open

C-untriaged

Difficulty 4/5 3-5 days Newbie friendliness 48/100

servo/servo#47963 · 2 comments · Opened Sep 10, 2026
Gstreamer "No valid frames decoded before end of stream" on nexusmods.com Open

C-untriaged

Difficulty 4/5 3-5 days Newbie friendliness 35/100

servo/servo#47962 · Opened Sep 10, 2026

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