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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>
<h2 align="center">Android 6.0 Updates Available — see details below</h2>
</div>
</div>
<div class="wrap">
<div class="landing-docs">
<div class="col-8">
<h3>What's New</h3>
<a href="{@docRoot}compatibility/downloads.html">
<h4>Android 6.0, 5.1, and 5.0 CTS Downloads</h4></a>
<p>Android 6.0 R3, 5.1 R5, and 5.0 R4 Compatibility Test Suite (CTS)
and CTS Verifier are available for <strong><a
href="{@docRoot}compatibility/downloads.html">Download</a></strong>.</p>
<a href="{@docRoot}source/initializing.html">
<h4>JDK 8 for Latest Platform Development</h4></a>
<p>The master branch of Android now requires JDK 8 to build. See <strong><a
href="{@docRoot}source/requirements.html">Requirements</a></strong>
for a summary of Java versions by Android release. See <strong><a
href="{@docRoot}source/initializing.html#installing-the-jdk">Setting up
a Linux build environment</a></strong> or <strong><a
href="{@docRoot}source/initializing.html#installing-the-mac-jdk">Setting up a
Mac OS build environment</a></strong> for update instructions by operating system.</p>
<a href="{@docRoot}source/read-bug-reports.html">
<h4>Reading Bug Reports</h4></a>
<p>Android Engineering has written a detailed guide for <strong><a
href="{@docRoot}source/read-bug-reports.html">understanding
device-generated bug reports</a></strong>. This guide describes and
provides examples of common errors and their associated causes, such as
<strong><a href="{@docRoot}source/read-bug-reports.html#memory">low
memory</a></strong>. It even explains how to establish a <strong><a
href="{@docRoot}source/read-bug-reports.html#narrative">narrative</a></strong>
of the issue by syncing timelines across logs.</p>
<a href="{@docRoot}compatibility/cts/rotation-vector.html">
<h4>Rotation Vector CV Crosscheck</h4></a>
<p>Instructions now exist for the CTS Verifier <strong><a
href="{@docRoot}compatibility/cts/rotation-vector.html">Rotation Vector
CV Crosscheck</a></strong> used to properly test the compatibility of rotation
vector sensor implementations.</p>
<a href="{@docRoot}security/bulletin/index.html">
<h4>Security Bulletins</h4></a>
<p>The Android security team now publishes monthly <strong><a
href="{@docRoot}security/bulletin/index.html">Nexus Security
Bulletins</a></strong> describing key vulnerabilities fixed in AOSP
with links to associated changes.</p>
<a href="{@docRoot}source/build-numbers.html">
<h4>Lollipop and Marshmallow Build Numbers</h4></a>
<p>New <strong><a
href="{@docRoot}source/build-numbers.html#source-code-tags-and-builds">Build Numbers</a></strong>
have been published for Lollipop on Nexus 6, Nexus 7 (deb), Nexus 9
(volantisg), Nexus 10 and Marshmallow on Nexus 5, Nexus 5X, Nexus 6, Nexus 6P,
Nexus 7 (flo/deb), Nexus 9 (volantis/volantisg), and Nexus Player.</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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