View the address of the android platofrm package to download: https://dl-ssl.google.com/android/repository/repository-7.xml
1. Android
2.2 platform: http://dl-ssl.google.com/android/repository/android-2.2_r02-linux.zip
2. Android 3.2 platform: http://dl-ssl.google.com/android/repository/android-3.2_r01-linux.zip
3. Android 4.0.3 platform:
Http://dl-ssl.google.com/android/repository/android-15_r03.zip
4.1 Virtual Machine http://download-software.intel.com/sites/landingpage/android/sysimg_x86-16_r01.zip
4.2 Virtual Machine http://download-software.intel.com/sites/landingpage/android/sysimg_x86-17_r01.zip
4.1 4.2 official installation method http://software.intel.com/en-us/articles/intel-atom-x86-image-for-android-4-2-jelly-bean-installation-instructions-manually
2.3 official installation method http://software.intel.com/en-us/articles/alternate-method-installing-the-intel-atom-android-x86-emulator-image-manually
(1) Android SDK (main Android SDK installation package, including SDK manager, AVD manager, and toolkit tools ):
Revision 255.0.3
Http://dl.google.com/android/android-sdk_r20.0.3-windows.zip
Http://dl.google.com/android/android-sdk_r20.0.3-macosx.zip
Http://dl.google.com/android/android-sdk_r20-linux_x86.tgz
Revision 21
Http://dl.google.com/android/android-sdk_r21-windows.zip
Http://dl.google.com/android/android-sdk_r21-linux.tgz
Http://dl.google.com/android/android-sdk_r21-macosx.zip
Revision 21.0.1
Http://dl.google.com/android/android-sdk_r21.0.1-windows.zip
Http://dl.google.com/android/android-sdk_r21.0.1-linux.tgz
Http://dl.google.com/android/android-sdk_r21.0.1-macosx.zip
Revision 21.1
Http://dl.google.com/android/android-sdk_r21.1-windows.zip
Http://dl.google.com/android/android-sdk_r21.1-linux.tgz
Http://dl.google.com/android/android-sdk_r21.1-macosx.zip
Revision 22.0.1
Http://dl.google.com/android/android-sdk_r22.0.1-windows.zip
Http://dl.google.com/android/installer_r22.0.1-windows.exe
Http://dl.google.com/android/android-sdk_r22.0.1-linux.tgz
Http://dl.google.com/android/android-sdk_r22.0.1-macosx.zip
(2) Tools (Android SDK toolkit, released to Android-SDK-Windows, the folder tools covers Android-SDK-Windows/tools)
Revision 255.0.3
Https://dl-ssl.google.com/android/repository/tools_r20.0.3-windows.zip
Https://dl-ssl.google.com/android/repository/tools_r20.0.3-macosx.zip
Https://dl-ssl.google.com/android/repository/tools_r20.0.3-linux.zip
Revision 21
Https://dl-ssl.google.com/android/repository/tools_r21-windows.zip
Https://dl-ssl.google.com/android/repository/tools_r21-linux.zip
Https://dl-ssl.google.com/android/repository/tools_r21-macosx.zip
Revision 21.0.1
Https://dl-ssl.google.com/android/repository/tools_r21.0.1-windows.zip
Https://dl-ssl.google.com/android/repository/tools_r21.0.1-linux.zip
Https://dl-ssl.google.com/android/repository/tools_r21.0.1-macosx.zip
Revision 21.1
Https://dl-ssl.google.com/android/repository/tools_r21.1-windows.zip
Https://dl-ssl.google.com/android/repository/tools_r21.1-linux.zip
Https://dl-ssl.google.com/android/repository/tools_r21.1-macosx.zip
Revision 22.0.1
Https://dl-ssl.google.com/android/repository/tools_r22.0.1-windows.zip
Https://dl-ssl.google.com/android/repository/tools_r22.0.1-linux.zip
Https://dl-ssl.google.com/android/repository/tools_r22.0.1-macosx.zip
(3) platform-tools (Android platform toolkit, released to Android-SDK-windows to generate the folder platform-tools)
Revision 12
Https://dl-ssl.google.com/android/repository/platform-tools_r12-windows.zip
Https://dl-ssl.google.com/android/repository/platform-tools_r12-linux.zip
Https://dl-ssl.google.com/android/repository/platform-tools_r12-macosx.zip
Revision 14
Https://dl-ssl.google.com/android/repository/platform-tools_r14-windows.zip
Revision 16
Https://dl-ssl.google.com/android/repository/platform-tools_r16-windows.zip
Https://dl-ssl.google.com/android/repository/platform-tools_r16-linux.zip
Https://dl-ssl.google.com/android/repository/platform-tools_r16-macosx.zip
Revision 16.0.2
Https://dl-ssl.google.com/android/repository/platform-tools_r16.0.2-windows.zip
Https://dl-ssl.google.com/android/repository/platform-tools_r16.0.2-linux.zip
Https://dl-ssl.google.com/android/repository/platform-tools_r16.0.2-macosx.zip
Revision 17
Https://dl-ssl.google.com/android/repository/platform-tools_r17-windows.zip
Https://dl-ssl.google.com/android/repository/platform-tools_r17-linux.zip
Https://dl-ssl.google.com/android/repository/platform-tools_r17-macosx.zip
(4) Build-tools (release to Android-SDK-windows to generate the build-Tools Folder)
Revision 17
Https://dl-ssl.google.com/android/repository/build-tools_r17-windows.zip
Https://dl-ssl.google.com/android/repository/build-tools_r17-linux.zip
Https://dl-ssl.google.com/android/repository/build-tools_r17-macosx.zip
(5) platforms (various versions of Android platforms are released to Android-SDK-Windows/platforms)
Android 2.0 (API 5) Obsolete:
Https://dl-ssl.google.com/android/repository/android-2.0_r01-windows.zip
Https://dl-ssl.google.com/android/repository/android-2.0_r01-linux.zip
Https://dl-ssl.google.com/android/repository/android-2.0_r01-macosx.zip
Android 2.0.1 (API 6) Obsolete:
Https://dl-ssl.google.com/android/repository/android-2.0.1_r01-windows.zip
Https://dl-ssl.google.com/android/repository/android-2.0.1_r01-linux.zip
Https://dl-ssl.google.com/android/repository/android-2.0.1_r01-macosx.zip
Android 2.1 (API 7 ):
Https://dl-ssl.google.com/android/repository/android-2.1_r02-windows.zip
Https://dl-ssl.google.com/android/repository/android-2.1_r03-linux.zip
Android 2.2 (API 8 ):
Https://dl-ssl.google.com/android/repository/android-2.2_r01-windows.zip
Https://dl-ssl.google.com/android/repository/android-2.2_r03-linux.zip
Android 2.3 (API 9) Obsolete:
Https://dl-ssl.google.com/android/repository/android-2.3.1_r02-linux.zip
Android 2.3.3 (API 10 ):
Https://dl-ssl.google.com/android/repository/android-2.3.3_r02-linux.zip
Android 3.0 (API 11 ):
Https://dl-ssl.google.com/android/repository/android-3.0_r02-linux.zip
Android 3.1 (API 12 ):
Https://dl-ssl.google.com/android/repository/android-3.1_r03-linux.zip
Android 3.2 (API 13 ):
Https://dl-ssl.google.com/android/repository/android-3.2_r01-linux.zip
Android 4.0 (API 14 ):
Https://dl-ssl.google.com/android/repository/android-14_r03.zip
Android 4.0.3 (API 15 ):
Https://dl-ssl.google.com/android/repository/android-15_r03.zip
Android 4.1.2 (API 16 ):
Https://dl-ssl.google.com/android/repository/android-16_r04.zip
Android 4.2.2 (API 17 ):
Https://dl-ssl.google.com/android/repository/android-17_r02.zip
(6) system-images (Android system image, released to Android-SDK-Windows/system-images/Android-XX [XX corresponding API version number])
System-images/Android-10
Http://dl-ssl.google.com/android/repository/sys-img/x86/sysimg_x86-10_r02.zip
System-images/Android-14
Https://dl-ssl.google.com/android/repository/sysimg_armv7a-14_r02.zip
System-images/Android-15
Https://dl-ssl.google.com/android/repository/sysimg_armv7a-15_r02.zip
Https://dl-ssl.google.com/android/repository/sys-img/mips/sysimg_mips-15_r01.zip
Https://dl-ssl.google.com/android/repository/sys-img/x86/sysimg_x86-15_r01.zip
System-images/Android-16
Https://dl-ssl.google.com/android/repository/sysimg_armv7a-16_r03.zip
Https://dl-ssl.google.com/android/repository/sys-img/mips/sysimg_mips-16_r04.zip
Https://dl-ssl.google.com/android/repository/sys-img/x86/sysimg_x86-16_r01.zip
System-images/Android-17
Http://dl-ssl.google.com/android/repository/sysimg_armv7a-17_r02.zip
Http://dl-ssl.google.com/android/repository/sys-img/mips/sysimg_mips-17_r01.zip
Http://dl-ssl.google.com/android/repository/sys-img/x86/sysimg_x86-17_r01.zip
(7) docs (the file, released to Android-SDK-Windows, will generate the folder docs)
Https://dl-ssl.google.com/android/repository/docs-16_r03.zip
Https://dl-ssl.google.com/android/repository/docs-17_r02.zip
(8) samples (release the application instance to Android-SDK-Windows/samples)
Https://dl-ssl.google.com/android/repository/samples-2.1_r01-linux.zip
Https://dl-ssl.google.com/android/repository/samples-2.2_r01-linux.zip
Https://dl-ssl.google.com/android/repository/samples-2.3_r01-linux.zip
Https://dl-ssl.google.com/android/repository/samples-2.3.3_r01-linux.zip
Https://dl-ssl.google.com/android/repository/samples-3.0_r01-linux.zip
Https://dl-ssl.google.com/android/repository/samples-3.1_r01-linux.zip
Https://dl-ssl.google.com/android/repository/samples-3.2_r01-linux.zip
Https://dl-ssl.google.com/android/repository/samples-14_r02.zip
Https://dl-ssl.google.com/android/repository/samples-15_r02.zip
Https://dl-ssl.google.com/android/repository/samples-16_r01.zip
Https://dl-ssl.google.com/android/repository/samples-17_r01.zip
(9) sources (Android source program, released to Android-SDK-Windows/sources/Android-XX [XX corresponding API version number])
Https://dl-ssl.google.com/android/repository/sources-14_r01.zip
Https://dl-ssl.google.com/android/repository/sources-15_r02.zip
Https://dl-ssl.google.com/android/repository/sources-16_r02.zip
Https://dl-ssl.google.com/android/repository/sources-17_r01.zip
(10) extras (Extended Application, released to Android-SDK-Windows/extras)
Extras/Android/support
Https://dl-ssl.google.com/android/repository/support_r06.zip
Https://dl-ssl.google.com/android/repository/support_r10.zip
Https://dl-ssl.google.com/android/repository/support_r11.zip
Https://dl-ssl.google.com/android/repository/support_r12.zip
Https://dl-ssl.google.com/android/repository/support_r13.zip
Extras/Android/m2repository
Https://dl-ssl.google.com/android/repository/android_m2repository_r01.zip
Extras/Google/admob_ads_sdk
Https://dl-ssl.google.com/googleadmobadssdk/googleadmobadssdkandroid-6.3.0.zip
Https://dl-ssl.google.com/googleadmobadssdk/googleadmobadssdkandroid-6.3.1.zip
Https://dl-ssl.google.com/googleadmobadssdk/googleadmobadssdkandroid-6.4.1.zip
Extras/Google/analytics_sdk_v2
Https://dl.google.com/gaformobileapps/GoogleAnalyticsAndroid_1.4.2.zip
Https://dl.google.com/gaformobileapps/GoogleAnalyticsAndroid_2.0beta4.zip
Https://dl.google.com/gaformobileapps/GoogleAnalyticsAndroid_2.0beta4.1.zip
Https://dl-ssl.google.com/android/repository/GoogleAnalyticsAndroid_2.0beta4.1.zip
Https://dl.google.com/gaformobileapps/GoogleAnalyticsAndroid_2.0beta5.zip
Https://dl.google.com/gaformobileapps/GoogleAnalyticsAndroid_2.0beta5.zip
Extras/Google/GCM
Https://dl-ssl.google.com/android/repository/gcm_r03.zip
Extras/Google/google_play_services
Https://dl-ssl.google.com/android/repository/google_play_services_1013.zip
Https://dl-ssl.google.com/android/repository/google_play_services_2012110_r04.zip
Https://dl-ssl.google.com/android/repository/google_play_services_3025110_r05.zip
Https://dl-ssl.google.com/android/repository/google_play_services_3027110_r06.zip
Https://dl-ssl.google.com/android/repository/google_play_services_3136110_r07.zip
Extras/Google/m2repository
Https://dl-ssl.google.com/android/repository/google_m2repository_r01.zip
Extras/Google/play_apk_expansion
Https://dl-ssl.google.com/android/repository/market_apk_expansion-r03.zip
Extras/Google/play_billing
Https://dl-ssl.google.com/android/repository/play_billing_r04.zip
Extras/Google/play_licensing
Https://dl-ssl.google.com/android/repository/market_licensing-r02.zip
Extras/usb_driver
Https://dl-ssl.google.com/android/repository/usb_driver_r04-windows.zip
Https://dl-ssl.google.com/android/repository/usb_driver_r07-windows.zip
Extras/Google/WebDriver
Https://dl-ssl.google.com/android/repository/webdriver_r02.zip
Extras/Intel/hardware_accelerated_execution_manager
Https://download-software.intel.com/sites/landingpage/android/extra_intel_haxm-windows_r02.zip
Https://download-software.intel.com/sites/landingpage/android/extra_intel_haxm-macosx_r02.zip
Https://dl-ssl.google.com/android/repository/extras/intel/haxm-windows_r03.zip
Https://dl-ssl.google.com/android/repository/extras/intel/haxm-macosx_r03.zip
(11) add-ons (Google mobile API, released to Android-SDK-Windows/add-ons /)
Addon-google_apis-google-xx [XX corresponds to API version number]
Https://dl-ssl.google.com/android/repository/google_apis-7_r01.zip
Https://dl-ssl.google.com/android/repository/google_apis-8_r02.zip
Https://dl-ssl.google.com/android/repository/google_apis-9_r02.zip
Https://dl-ssl.google.com/android/repository/google_apis-10_r02.zip
Https://dl-ssl.google.com/android/repository/google_apis-11_r01.zip
Https://dl-ssl.google.com/android/repository/google_apis-12_r01.zip
Https://dl-ssl.google.com/android/repository/google_apis-13_r01.zip
Https://dl-ssl.google.com/android/repository/google_apis-14_r02.zip
Https://dl-ssl.google.com/android/repository/google_apis-15_r02.zip
Https://dl-ssl.google.com/android/repository/google_apis-16_r03.zip
Https://dl-ssl.google.com/android/repository/google_apis-17_r03.zip
Addon-intel_atom_x86_system_image-intel_corporation-xx
Https://software.intel.com/sites/landingpage/android/addon_intel_sysimg_2.3.7_api-10.zip
Addon-dual_screen_apis-kyocera_corporation-xx (dual screen API)
Http://dl.kyocera-wireless.com/echobykyocera.com/ECHO-SDK-v1-03.zip
Http://dl.kyocera-wireless.com/echobykyocera.com/ECHO-SDK-v2-00.zip
Addon-sony_xperia_extensions_edk_2_0-sony_mobile_communications_ab-xx
Http://dl-developer.sonymobile.com/edk/android/edk_2.0_ver2.zip
Addon-real3d-lge-xx
Http://developer.lgmobile.com/sdk/android/Real3D_addon_api-8_r01.zip
Http://developer.lgmobile.com/sdk/android/Real3D_SDK_api-10_r02.zip
Http://developer.lgmobile.com/sdk/android/Real3D_SDK_api-14_r01.zip
Addon-htc_opensense_sdk-htc-15
Http://dl.htcdev.com/sdk/zip/htc_opensense_sdk.zip
Addon-htc_opensense_apis-16
Http://dl.htcdev.com/sdk/zip/htc_opensense_apis.zip
Https://dl-ssl.google.com/android/repository/google_tv-12_r02.zip
Https://dl-ssl.google.com/android/repository/google_tv-13_r01.zip
Note: After and above, you can place the installation package in the folder Android-SDK-Windows/temp and automatically install and release it to the corresponding location through SDK manager.
(12) ADT plugin for eclipse
Http://dl.google.com/android/ADT-20.0.3.zip
Http://dl.google.com/android/ADT-21.0.0.zip
Http://dl.google.com/android/ADT-21.0.1.zip
Http://dl.google.com/android/ADT-21.1.0.zip
Http://dl.google.com/android/ADT-22.0.1.zip
(13) Android Developer Tools (eclipse-based Android development environment, including eclipse and ADT ).
Http://dl.google.com/android/adt/adt-bundle-windows-x86.zip
Http://dl.google.com/android/adt/adt-bundle-windows-x86_64.zip
Http://dl.google.com/android/adt/adt-bundle-linux-x86.zip
Http://dl.google.com/android/adt/adt-bundle-linux-x86_64.zip
Http://dl.google.com/android/adt/adt-bundle-mac-x86_64.zip
Http://dl.google.com/android/adt/adt-bundle-windows-x86-20130219.zip
Http://dl.google.com/android/adt/adt-bundle-windows-x86_64-20130219.zip
Http://dl.google.com/android/adt/adt-bundle-linux-x86-20130219.zip
Http://dl.google.com/android/adt/adt-bundle-linux-x86_64-20130219.zip
Http://dl.google.com/android/adt/adt-bundle-mac-x86_64-20130219.zip
Http://dl.google.com/android/adt/adt-bundle-windows-x86-20130522.zip
Http://dl.google.com/android/adt/adt-bundle-windows-x86_64-20130522.zip
Http://dl.google.com/android/adt/adt-bundle-linux-x86-20130522.zip
Http://dl.google.com/android/adt/adt-bundle-linux-x86_64-20130522.zip
Http://dl.google.com/android/adt/adt-bundle-mac-x86_64-20130522.zip
Android SDK official Download Page
Http://developer.android.com/sdk/index.html