components/servo: Servo main program.components/servo/main.rs: Servo's entry point.components/servo/lib.rs: libservo entry point.components/canvas: HTML canvas graphics operations.components/compositing: The compositor and windowing systems.components/devtools: Server for remote Firefox developer tools.components/gfx: Graphics rendering, fonts, and text shaping.components/layout: The layout system.components/msg: Message structure definitions for inter-task communication.components/net: Networking, caching, image decoding.components/plugins: Various compiler plugins and macros used by the rest of Servo.components/script: The JavaScript and DOM systems.components/style: The CSS styling system.components/util: Various utility functions used by other Servo components.components/*_traits: Trait definitions to break crate dependencies.
These libraries are either internal but used by Servo or external and need special integration:
support/android: Android-specific infrastructure.support/android-rs-glue: Android apk builder.support/rust-task_info: A binding to the task_info library on OS X.support/time: A temporary fork of libtime required for Android.
tests/contenttest.rs: Content (JavaScript) test runner.tests/content: Content tests.tests/reftest.rs: Reference (layout) test runner.tests/ref: Reference tests.tests/html: Manual test cases and examples.tests/power: Tests for measuring power usage.tests/wpt: Web platform tests and harness.
etc: Various scripts and files that don't belong anywhere else.etc/patches: Patches for upstream libraries.