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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
Update Utf8CodeUnits Open

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

servo/servo#48182 · 2 comments · Opened Sep 18, 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
`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
Consider making `PseudoElement::After = 1` so that `size_of<Option<PseudoElement>> == size_of<PseudoElement>` Open

Difficulty 1/5 Under an hour Newbie friendliness 85/100

servo/stylo#458 · 1 comment · Opened Sep 9, 2026
Servo TSC Meeting September 2026 Open

Difficulty 1/5 Under an hour Newbie friendliness 72/100

servo/project#245 · Opened Sep 2, 2026
shellcheck is skipped in CI Open

A-infrastructure A-testing

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

servo/servo#47615 · 2 comments · Opened Aug 28, 2026
`MimeClassifier::is_explicit_unknown` behavior different from WHATWG Open

A-network

Difficulty 2/5 1-3 hours Newbie friendliness 84/100

servo/servo#47605 · 1 comment · Opened Aug 28, 2026
mime_classifier.rs: Indexing error in `Mp4Matcher::matches` for box_size < 16 Open

A-network

Difficulty 2/5 1-3 hours Newbie friendliness 90/100

servo/servo#47603 · 3 comments · 1 reaction · Opened Aug 28, 2026
Add a dependabot cooldown and adjust frequency Open

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

servo/servo#47599 · 2 comments · Opened Aug 28, 2026
StyleData relies on field order and is not repr(C) Open

A-layout/uncategorized I-safety

Difficulty 1/5 Under an hour Newbie friendliness 90/100

servo/servo#47547 · 2 comments · Opened Aug 26, 2026
docker: Update ubuntu host clang to 19 or newer Open

Difficulty 2/5 1-3 hours Newbie friendliness 62/100

servo/ci-runners#156 · Opened Aug 24, 2026
rcdom: selectedcontent lookup reads self.data, option clone never runs Open

Difficulty 1/5 Under an hour Newbie friendliness 90/100

servo/html5ever#776 · 1 comment · Opened Aug 21, 2026
is_ident_start reads the wrong byte for a hyphen before a backslash Open

Difficulty 2/5 1-3 hours Newbie friendliness 88/100

servo/rust-cssparser#440 · Opened Aug 20, 2026
Dimension with an e-prefixed unit serializes to a number token Open

Difficulty 2/5 1-3 hours Newbie friendliness 85/100

servo/rust-cssparser#439 · Opened Aug 20, 2026
Feature guard accessibility Open

A-build

Difficulty 2/5 1-3 hours Newbie friendliness 65/100

servo/servo#47185 · Opened Aug 12, 2026
Add monthly releases to Download page Open

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

servo/servo.org#337 · Opened Aug 12, 2026
windows `jsapi.cpp: warning C4117: macro name '_CRT_USE_BUILTIN_OFFSETOF' is reserved, '#define' ignored` Open

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

servo/mozjs#790 · 2 comments · Opened Aug 11, 2026
Muted errors make it hard to debug web content Open

A-content/script C-has-patch I-papercut

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

servo/servo#47129 · Opened Aug 10, 2026
needs_separator_when_before omits CDC, so serialized tokens re-parse wrong Open

Difficulty 2/5 1-3 hours Newbie friendliness 84/100

servo/rust-cssparser#434 · Opened Jul 25, 2026
`set_host(Some(""))` produces a URL that then fails to re-parse Open

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

servo/rust-url#1144 · Opened Jul 25, 2026
Add Gradle to Dependabot Open

A-infrastructure P-android

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

servo/servo#46667 · Opened Jul 20, 2026
ci: Windows ccache variable ineffective Open

Difficulty 1/5 Under an hour Newbie friendliness 78/100

servo/servo#46535 · 3 comments · Opened Jul 15, 2026
Don't paint `border-image-source: image(<color>)` as a gradient Open

A-layout/2020 A-webrender

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

servo/servo#46448 · Opened Jul 11, 2026
RUSTSEC-2026-0204 - Invalid pointer dereference in crossbeam-epoch 0.9.18 Open

Difficulty 1/5 Under an hour Newbie friendliness 85/100

servo/stylo#418 · Opened Jul 7, 2026
RUSTSEC-2024-0421 - idna 0.5.0 accepts Punycode labels that do not produce any non-ASCII when decoded Open

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

servo/stylo#417 · Opened Jul 7, 2026
RUSTSEC-2026-0103: Use-After-Free and Double Free in thin-vec 0.2.13 Open

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

servo/stylo#416 · 2 comments · Opened Jul 7, 2026
Add shellcheck to the linux and macos images Open

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

servo/ci-runners#147 · 4 comments · Opened Jul 6, 2026
Merge "Trying Servo" section into official download page Open

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

servo/book#256 · Opened Jun 28, 2026
Document differences between release and debug build configurations Open

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

servo/book#255 · Opened Jun 27, 2026
AsciiSet::contains() causes out-of-bounds array access for non-ASCII bytes (byte >= 128) Open

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

servo/rust-url#1132 · 2 comments · Opened Jun 22, 2026
url-constructor: '..' against a non-special base must pop the last path segment Open

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

servo/rust-url#1130 · Opened Jun 22, 2026
Consider adding a changelog to track version history Open

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

servo/servo#45851 · 1 reaction · Opened Jun 21, 2026
Enforce license header in Kotlin files Open

A-mach L-python

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

servo/servo#45664 · Opened Jun 14, 2026
Add "Gecko" (as "Gecko/20100101" or "like Gecko") to default User Agent string Open

A-user agent B-feature-tracking

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

servo/servo#45571 · 2 comments · 1 reaction · Opened Jun 11, 2026
Unexpected keyword argument `auth` in function `github.MainClass.Github.__init__`, in `etc/ci/upload_nightly.py:66` Open

A-mach L-python

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

servo/servo#45423 · 1 comment · Opened Jun 5, 2026
Timer CSP check should report an exception when it fails Open

A-content/dom

Difficulty 2/5 1-3 hours Newbie friendliness 75/100

servo/servo#44871 · 2 comments · Opened May 12, 2026
Location::SetHref should use the entry settings object Open

A-content/script I-cleanup

Difficulty 2/5 1-3 hours Newbie friendliness 62/100

servo/servo#44313 · 1 comment · Opened Apr 17, 2026
Panic for `file` while using base Open

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

servo/rust-url#1114 · 1 comment · Opened Apr 16, 2026
Path shortening is implemented incorrectly Open

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

servo/rust-url#1113 · Opened Apr 15, 2026
Update WebGLRenderingContext::new to accept `&GlobalScope` Open

A-content/dom

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

servo/servo#44213 · Opened Apr 14, 2026
Document devcontainer Open

Difficulty 2/5 1-3 hours Newbie friendliness 75/100

servo/book#226 · Opened Apr 11, 2026
Remove lables in ContextMenuItem::Item and inline them into servoshell Open

A-api C-assigned E-less-complex

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

servo/servo#44054 · 11 comments · Opened Apr 9, 2026
Add section on "Embedding servo" Open

Difficulty 2/5 1-3 hours Newbie friendliness 62/100

servo/book#222 · Opened Apr 8, 2026
api: Make it easier to find the WebView docs Open

A-api C-assigned

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

servo/servo#43704 · 8 comments · Opened Mar 27, 2026
idna: unable to compile with declared MSRV Open

Difficulty 2/5 1-3 hours Newbie friendliness 65/100

servo/rust-url#1110 · 1 comment · Opened Mar 26, 2026
Freetype backend doesn't work on macOS Open

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

servo/font-kit#275 · 1 comment · Opened Mar 1, 2026
Document running a single variant of a multi-global test Open

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

servo/book#205 · Opened Feb 8, 2026
Much smaller `git clone` Open

Difficulty 1/5 1-3 hours Newbie friendliness 68/100

servo/book#196 · 2 comments · Opened Jan 23, 2026
Download links: Direct link to latest github release artifact Open

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

servo/servo.org#267 · 3 comments · Opened Nov 15, 2025

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