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fullpage=true
no_footer_links=true
landing.page=true
page.metaDescription=The official site for the Android Open Source Project.
header.hide=1
@jd:body
<!--
Copyright 2016 The Android Open Source Project
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
-->
<div class="wrap">
<div class="landing-banner">
<h1 itemprop="name" style="margin-bottom:0;">Welcome to the Android Open Source Project!</h1>
<p>
Android is an open source software stack for a wide range of mobile devices and
a corresponding open source project led by Google. This site offers the
information and source code you need to create custom variants of the Android
stack, port devices and accessories to the Android platform, and ensure your
devices meet compatibility requirements.
</p>
</div>
</div>
<div class="wrap">
<div class="landing-docs">
<div class="col-8">
<h3>What's New</h3>
<a href="{@docRoot}devices/tech/debug/native-memory.html">
<h4>Malloc Debugging and Native Memory Tracking</h4></a>
<p>New documents on <strong><a
href="https://android.googlesource.com/platform/bionic/+/master/libc/malloc_debug/README.md">malloc
debugging</a></strong> and <strong><a
href="https://android.googlesource.com/platform/bionic/+/master/libc/malloc_debug/README_api.md">native
memory tracking using libc Callbacks</a></strong> have been published to the
Android Open Source Project (AOSP) and linked from <strong><a
href="{@docRoot}devices/tech/debug/native-memory.html">Debugging Native Memory
Use</a></strong>.</p>
<a href="{@docRoot}security/trusty/index.html">
<h4>Trusty Build Instructions</h4></a>
<p>Links and commands have been added for <strong><a
href="{@docRoot}security/trusty/index.html#downloading_building">downloading
and building</a></strong> the Trusty Trusted Execution Environment (TEE).</p>
<a href="{@docRoot}security/bulletin/index.html">
<h4>May Android Security Bulletin</h4></a>
<p>The <strong><a
href="{@docRoot}security/bulletin/2016-05-01.html">May 2016 Android Security
Bulletin</a></strong> has been published along with updates to the <strong><a
href="{@docRoot}security/overview/updates-resources.html#severity">Android
Security severity ratings</a></strong>. In addition, new <strong><a
href="{@docRoot}source/build-numbers.html#source-code-tags-and-builds">build
numbers</a></strong> have been published for Nexus 5, Nexus 6, Nexus 7,
Nexus 9, Nexus 5X, Nexus 6P, and Nexus Player running Android 6.0 to
support the May Android security release.</p>
<a href="{@docRoot}compatibility/cts/downloads.html">
<h4>CTS Updated to 6.0R6, 5.1R7 and 5.0R6</h4></a>
<p>New versions of the Compatibility Test Suite (CTS) have been
released for Android 6.0, 5.1, and 5.0. In additon, the <strong><a
href="{@docRoot}compatibility/cts/downloads.html">Downloads</a></strong> page has been
moved under <strong><a
href="{@docRoot}compatibility/cts/index.html">CTS</a></strong> since links to
the Android Compatibility Definition Document (CDD) have been moved to a
dedicated <strong><a href="{@docRoot}compatibility/cdd.html">Compatibility
Definition Document</a></strong> page.</p>
<a href="{@docRoot}compatibility/cdd.html">
<h4>CDD as Web Page, Older Versions Available</h4></a>
<p>The Android Compatibility Definition Document (CDD) is now published
as a <strong><a href="{@docRoot}compatibility/android-cdd.html">web
page</a></strong> for easy access, and all older versions of the CDD and
associated version strings are now listed on a central <strong><a
href="{@docRoot}compatibility/cdd.html">Compatibility Definition Document</a>
</strong> page.</p>
<a href="{@docRoot}compatibility/cts/camera-hal.html">
<h4>Camera HAL Testing Checklist</h4></a>
<p>A new <strong><a
href="{@docRoot}compatibility/cts/camera-hal.html">Camera HAL Testing
Checklist</a></strong> describes all of the tests available for the Camera
hardware abstraction layer, including native, the Compatibility Test Suite
(CTS), manual tests, and the Image Test Suite (ITS).</p>
</div>
<div class="col-8">
<h3>Getting Started</h3>
<a href="{@docRoot}source/index.html">
<h4>Explore the Source</h4></a>
<p>Get the complete Android platform and modify and build it to suit your needs. You can
also <strong><a
href="https://android-review.googlesource.com/#/q/status:open">contribute
to</a></strong> the <strong><a
href="https://android.googlesource.com/">Android Open Source Project (AOSP)
repository</a></strong> to make your changes available to everyone else
in the Android ecosystem.</p>
<a href="{@docRoot}source/index.html"><img border="0" src="images/android_framework_small.png" alt="Android framework summary" style="display:inline;float:right;margin:5px 10px;width:42%;height:42%"></a>
<a href="{@docRoot}devices/index.html">
<h4>Port Android to Devices</h4></a>
<p>Port the latest Android platform and
create compelling devices that your customers want.</p>
<a href="{@docRoot}security/index.html">
<h4>Make Secure</h4></a>
<p>Follow these examples and instructions to harden your Android
devices against malicious attacks. Find out how the Android security program
works and learn to implement the latest features.</p>
<a href="{@docRoot}compatibility/index.html">
<h4>Get Compatible</h4></a>
<p>Being Android-compatible lets you offer custom features but still give users and developers a consistent
and standard experience across all Android-powered devices. Android provides guidance
and a test suite to verify your Android compatibility.</p>
<a href="https://android.googlesource.com/platform/docs/source.android.com/">
<h4>Help this Site</h4></a>
<p>Use the <strong>Site Feedback</strong> button at the bottom of any
page to request improvements to the content or identify errors. In addition,
source.android.com is maintained in the Android Open Source Project. See the
<strong><a
href="https://android.googlesource.com/platform/docs/source.android.com/+log/master">docs/source.android.com
project log in AOSP</a></strong> for the complete list of changes to this site.
Contribute your own updates to that same project and help maintain source.android.com.</p>
</div>
</div>
</div>
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