Tumblr Web and Application Credits

Tumblr is a U.S. company and subject only to U.S. laws and jurisdiction, so for the moment these Terms of Service (and any other terms, policies, or guidelines that we provide to you) are only available in English.

Tumblr's web and mobile applications (including but not limited to iOS and Android) are Copyright (c) 2026, Tumblr, Inc. All Rights Reserved.

Tumblr's web and mobile applications use "open source" components. You can find the source code of these open source projects, along with applicable license information, below. We are deeply grateful to these developers for their work and contributions.

Android SDK

Copyright (c) 2014 Google Inc. All Rights Reserved.
Project: http://source.android.com/
License: http://source.android.com/source/licenses.html; see also http://developer.android.com/sdk/terms.html

Apache HTTP MIME

Copyright (c) 1999-2014 The Apache Software Foundation. All Rights Reserved.
Project: http://hc.apache.org/httpcomponents-client-ga/httpmime/
License: http://www.apache.org/licenses/

App Center SDK

Copyright (c) Microsoft Corporation. All rights reserved.
Project: https://github.com/microsoft/appcenter-sdk-android
License: https://github.com/microsoft/appcenter-sdk-android/blob/develop/license.txt

Dagger 2

Copyright (c) 2012 The Dagger Authors
Project: https://github.com/google/dagger
License: http://www.apache.org/licenses/LICENSE-2.0

desugar_jdk_libs

Copyright (c) desugar_jdk_libs Authors
Project: https://github.com/google/desugar_jdk_libs
License: https://github.com/google/desugar_jdk_libs/blob/master/LICENSE

Device Year Class

Copyright (c) 2015, Facebook, Inc.
Project: https://github.com/facebook/device-year-class
License: https://github.com/facebook/device-year-class/blob/master/LICENSE

DiskLruCache

Copyright (c) 2012 Jake Wharton
Copyright (c) 2011 The Android Open Source Project
Project: https://github.com/JakeWharton/DiskLruCache
License: http://www.apache.org/licenses/LICENSE-2.0

ExoPlayer

Copyright (c) 2015 Google, Inc
Project: https://github.com/google/ExoPlayer
License: http://www.apache.org/licenses/LICENSE-2.0

Firebase Android SDK

Copyright (c) Google, Inc.
Project: https://github.com/firebase/firebase-android-sdk
License: https://github.com/firebase/firebase-android-sdk/blob/master/LICENSE

Fresco

Copyright (c) 2015-present, Facebook, Inc.
Project: https://github.com/facebook/fresco
License: https://github.com/facebook/fresco/blob/master/LICENSE

Fresco Processors

Copyright (C) 2017 Wasabeef
Project: https://github.com/wasabeef/fresco-processors
License: http://www.apache.org/licenses/LICENSE-2.0

Gson

Copyright (c) 2008 Google Inc.
Project: https://github.com/google/gson
License: http://www.apache.org/licenses/LICENSE-2.0

Guava

Copyright (C) 2011 The Guava Authors
Project: https://github.com/google/guava
License: http://www.apache.org/licenses/LICENSE-2.0

Hauler

Copyright (C) 2018 Lukáš Sztefek, Ondřej Kalman and contributors
Project: https://github.com/futuredapp/hauler
License: https://github.com/futuredapp/hauler/blob/master/LICENSE

Jackson

Copyright (c) 2012-2013 FasterXML
Project: https://github.com/FasterXML/jackson
License: http://www.apache.org/licenses/LICENSE-2.0

JSR 250 Common Annotations

Copyright 2003 Sun Microsystems, Inc.
Project: https://jcp.org/aboutJava/communityprocess/final/jsr250/index.html
License: https://opensource.org/licenses/CDDL-1.0

Kotlin

Copyright (c) Jetbrains.
Project: https://github.com/JetBrains/kotlin
Licenses: https://github.com/JetBrains/kotlin/blob/master/license/README.md

LoganSquare

Copyright 2015 BlueLine Labs, Inc.
Project: https://github.com/bluelinelabs/LoganSquare
License: http://www.apache.org/licenses/LICENSE-2.0

Material Components

Copyright (c) Google, Inc.
Project: https://github.com/material-components/material-components-android
License: https://github.com/material-components/material-components-android/blob/master/LICENSE

Moshi

Copyright (c) 2015 Square, Inc.
Project: https://github.com/square/moshi
License: https://github.com/square/moshi/blob/master/LICENSE.txt

Network Connection Class

Copyright (c) 2015, Facebook, Inc.
Project: https://github.com/facebook/network-connection-class
License: https://github.com/facebook/network-connection-class/blob/master/LICENSE

OkHttp

Copyright 2016 Square, Inc.
Project: http://square.github.io/okhttp/
License: http://www.apache.org/licenses/LICENSE-2.0

QRGen

Copyright (c) Ken Gullaksen
Project: https://github.com/kenglxn/QRGen
License: https://github.com/kenglxn/QRGen#license

Rebound

Copyright (c) 2013, Facebook, Inc.
Project: http://facebook.github.io/rebound
License: https://github.com/facebook/rebound/blob/master/LICENSE

Retrofit

Copyright 2013 Square, Inc.
Project: http://square.github.io/retrofit/
License: http://www.apache.org/licenses/LICENSE-2.0

RxAndroid

Copyright 2015 The RxAndroid authors
Project: https://github.com/ReactiveX/RxAndroid
License: http://www.apache.org/licenses/LICENSE-2.0

RxBinding

Copyright (c) 2015 Jake Wharton
Project: https://github.com/JakeWharton/RxBinding
License: http://www.apache.org/licenses/LICENSE-2.0

RxJava

Copyright (c) 2016-present, RxJava Contributors
Project: https://github.com/ReactiveX/RxJava
License: http://www.apache.org/licenses/LICENSE-2.0

Seismic

Copyright 2012 Square, Inc.
Project: https://github.com/square/seismic
License: http://www.apache.org/licenses/LICENSE-2.0

Shortcut Badger

Copyright (c) 2014 Leo Lin
Project: https://github.com/leolin310148/ShortcutBadger
License: https://github.com/leolin310148/ShortcutBadger/blob/master/LICENSE

Signpost

Copyright (c) 2012 Takahiro Horikawa, Matthias Kaepp, and contributors.
Project: https://code.google.com/p/oauth-signpost/
License: http://www.apache.org/licenses/LICENSE-2.0

Soloader

Copyright (c) Facebook, Inc.
Project: https://github.com/facebook/SoLoader
License: https://github.com/facebook/soloader/blob/main/LICENSE

Traceur

Copyright (c) 2017 Oisín O'Neill
Project: https://github.com/T-Spoon/Traceur
License: https://github.com/T-Spoon/Traceur#license

TwitterKit for Android

Copyright 2017 Twitter, Inc.
Project: https://dev.twitter.com/twitterkit/android/overview
License: http://www.apache.org/licenses/LICENSE-2.0

uCrop

Copyright 2017 Yalantis
Project: https://github.com/Yalantis/uCrop
License: http://www.apache.org/licenses/LICENSE-2.0

ViewBindingPropertyDelegate

Copyright 2020-2021 Kirill Rozov
Project: https://github.com/androidbroadcast/ViewBindingPropertyDelegate
License: https://github.com/androidbroadcast/ViewBindingPropertyDelegate/blob/master/LICENSE.md