First Book
Access to books for kids in need.
United States & Canada
The Harry Potter Alliance
We turn fans into heroes. We're changing the world by making activism accessible through the power of story. We also like pizza.
Hogwarts
Good Neighbors USA
We connect with individuals worldwide, we collaborate to transform communities, and we change people's lives so they can change the world.
Los Angeles, CA
Ad Council
Since 1942 we've been producing ads that make a difference. Follow and reblog to help us inspire change and improve lives.
United States
Oxfam GB
Oxfam is an international charity organisation that is fighting poverty and suffering and helps communities around the world.
Oxford, United Kingdom
Creative Action Network
Home of Recovering The Classics, Gun Show Gallery, and more. Crowdsourcing creativity for causes.
San Francisco, CA
Hi! We're Planned Parenthood
We’re America’s most trusted provider of reproductive health care, and we think we look pretty good for nearly 100 years old.
All over the world
Mercy Corps
Mercy Corps saves and improves lives in the world's toughest places, helping families and communities turn crisis into opportunity.
StartSomeGood: The Blog
StartSomeGood is a new platform for social good initiatives to raise funds and grow a community of supporters.
Faces of UNICEF
We created Faces of UNICEF to shine a spotlight on our incredible staff, see what makes them tick, and find out why they love their jobs.
All over the world
PopTech
PopTech is a network of remarkable people, extraordinary conferences, and innovative projects that are changing the world.
Lean In
Daily news and inspiration from the official Tumblr blog of Sheryl Sandberg's LeanIn.Org.
UNICEF
UNICEF advocates for the world’s most vulnerable children, offering visual evidence from 194 worldwide offices in support of children’s rights everywhere.
Harm Reduction Coalition
HRC is a national advocacy and capacity-building organization that promotes the health and dignity of individuals and communities impacted by drug use.
Got Your 6
Got Your 6 is a campaign led by the entertainment industry to empower veterans and military families, showing they are leaders and civic assets
LA | NYC | Washington DC
Give To A Hero
The Widows, Orphans & Disabled Firemen’s Fund offers assistance to firefighters & their families in times of crisis.
The Adventure Project
We are a nonprofit "adding venture" to hire entrepreneurs in developing countries. .................................................. Tell Someone, #YoureHired
New York
Made In A Free World
We are inspired by a world where all men, women, and children are free. We are working towards that goal by disrupting the system in which slavery thrives.
It Gets Better
Our mission is to communicate to LGBT youth around the world that it gets better, and to create and inspire the changes needed to make it better.
Worldwide
Above the Influence
It's a state of mind. It's about being yourself, making your own decisions, and not letting drugs or alcohol get in your way while you're still a teen.
United States
To Write Love on Her Arms: Behind The Scenes
A look at our team, in the office and on the road. Journey alongside us as we spread the message of help and hope.
Cocoa, FL & New York, NY
OK2TALK
A safe community where you can add your voice about #mentalhealth.
United States
ChildFund: Anne Goddard
I’ve worn many hats over the years – Peace Corps volunteer in Africa, mother raising children overseas, aid worker and now CEO of ChildFund.
Richmond, VA, USA
MCONideas
Only by understanding what motivates Millennials will you engage them. Come share at MCONideas.
Indianapolis
GLAAD
GLAAD amplifies the voice of the LGBT community in the media
New York / Los Angeles
Unified Theater
Empower teens to lead, let creativity rule, & put the spotlight on abilitiy! Bringing kids with & without disabilities together through arts.
National Geographic Found
FOUND is a curated collection of rare photos from National Geographic's archives. Many of these photos have never been published. It's the beginning of a great adventure.
TUMBLING FOR GOOD
From your friends at Tumblr HQ, here's everything you need to know to be a successful advocate or campaigner on Tumblr.
anywhere and everywhere
National Novel Writing Month
We believe your story matters, and that you're the only one who can tell it. Write your story through NaNoWriMo, or its Young Writers Program!
Berkeley, CA
International Crisis Group
The international conflict prevention organisation.
Brussels, Belgium
Doctors Without Borders/Médecins Sans Frontières (MSF)
An international medical humanitarian organization working in nearly 70 countries.
Fair Trade USA
We help farmers and workers in developing countries build sustainable businesses that positively influence their communities.
All Out
We're building a world where every person can live openly and love who they choose, join the movement!
Worldwide
Greenpeace International
Interesting things we spot (Greenpeace related and not) while campaigning for our planet.
Worldwide
WWF
Building a future in which people and nature can thrive together, in a stable environment, now, and for generations to come.
Human Rights Watch
Human Rights Watch is one of the world’s leading independent organizations dedicated to defending and protecting human rights.
Cure Thrift Shop
We are a philanthropic thrift shop in NYC that benefits juvenile diabetes research. We love to decorate and play dress-up with our mannequins.
New York, NY
Saving Young Lives
The Trevor Project is the leading national organization providing crisis intervention and suicide prevention services to LGBTQ youth.
USA
Robin Hood
Robin Hood holds steadfast to a single mission: To fight poverty in NYC.
New York, NY
Fairtrade America
Dedicated to the development of farmers and workers, and unlocking the power of consumers, businesses and civil society to change the rules of trade and build awareness.
See Spot Rescued
We are all about dog rescue! All breeds, all sizes, all ages. We are a non-profit 501(c)3 dog rescue based in Jersey City, NJ run completely by volunteers!
Jersey City, NJ
Feeding Hope: #ProRecovery Tumblr Blog of the National Eating Disorders Association
NEDA supports those affected by eating disorders, and is a catalyst for prevention, cures and access to quality care.