Alternatives to Mainstreet.org

Discover websites similar to Mainstreet.org. Section 1 prioritizes sites with matching domain extensions and/or languages. Section 2 offers worldwide alternatives.

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Top Mainstreet.org Alternatives (Prioritized Matches)

nrpa.org favicon

Support parks and community recreation nationwide

94%

The NRPA connects people and communities to parks, promoting recreation, conservation, and equity while supporting local park professionals and initiatives.

states.aarp.org favicon

Find local AARP events and resources near you

89%

Discover local AARP offices, news, events, and programs in your state, plus membership info and resources for seniors and their families.

friendsofthepublicgarden.org favicon

Support and celebrate Boston's iconic public parks

85%

Friends of the Public Garden is a nonprofit working with Boston to renew, care for, and advocate for the city's historic parks and green spaces.

alp.org favicon

Empowering LGBTQ+ people of color in NYC

85%

The Audre Lorde Project supports LGBTQ+ people of color in NYC through community organizing, advocacy, events, and resources for empowerment and connection.

eastbaydsa.org favicon

Organize for social change in the East Bay

79%

East Bay DSA connects people in Oakland and Berkeley to organize for social change, host events, and support progressive local campaigns and causes.

yimbyaction.org favicon

Join a movement for abundant, affordable housing

75%

YIMBY Action is a nonprofit network advocating for more affordable housing and inclusive, sustainable communities across the United States.

braverangels.org favicon

Connect across political divides in your community

73%

Braver Angels brings people with different political views together for respectful conversations and events to help reduce polarization in the U.S.

oxfamamerica.org favicon

Take action to fight poverty and inequality

70%

Oxfam America is a nonprofit fighting poverty and injustice worldwide, offering ways to donate, volunteer, and take action for a more equal future.

globalrefuge.org favicon

Support and resources for refugees and immigrants

68%

Global Refuge supports newcomers with resources, community, and advocacy, helping refugees and immigrants find hope and guidance since 1939.

unfpa.org favicon

Support sexual and reproductive health for all

68%

UNFPA is the UN agency focused on sexual and reproductive health, supporting safe pregnancies, childbirth, and opportunities for women and youth worldwide.

undrr.org favicon

Work together to reduce disaster risks worldwide

68%

UNDRR unites governments and communities to reduce disaster risks, promote safety, and build a more sustainable future through global partnerships and action.

sfconservancy.org favicon

Support and defend open source software projects

68%

Software Freedom Conservancy is a nonprofit that supports and defends free and open source software projects, offering resources and advocacy for FLOSS.

plan-international.org favicon

Support children’s rights and gender equality worldwide

68%

Plan International is a global nonprofit working to advance children's rights and equality for girls, offering ways to get involved, donate, and learn more.

thekingcenter.org favicon

Explore nonviolence education and community programs

68%

The King Center promotes nonviolent social change through education, community programs, and events dedicated to Dr. Martin Luther King Jr.'s legacy.

internews.org favicon

Support independent media and truthful reporting

68%

Internews is a nonprofit supporting independent media, fighting disinformation, and training journalists worldwide for access to trustworthy information.

americanhumane.org favicon

Help protect animals through rescue and care

68%

American Humane Society protects animals through rescue, care, and advocacy. Support their mission to help animals in need and promote humane treatment.

wildlifetrusts.org favicon

Support UK wildlife and nature conservation

68%

The Wildlife Trusts unites UK charities to protect nature, manage reserves, offer learning resources, and campaign for wildlife and wild places.

savingplaces.org favicon

Help save America’s historic places

68%

Discover and support efforts to protect historic buildings, landmarks, and communities across the U.S. with the National Trust for Historic Preservation.

dawnmena.org favicon

Championing human rights in the MENA region

68%

DAWN promotes democracy and human rights in the Middle East and North Africa through advocacy, research, and expert-driven initiatives.

coral.org favicon

Support coral reef conservation worldwide

68%

Coral Reef Alliance works to protect and restore coral reefs worldwide, sharing science-based solutions and ways to get involved in conservation efforts.

clasp.org favicon

Advocating for policies that reduce poverty

68%

CLASP is a nonprofit advancing policy solutions to reduce poverty, promote economic opportunity, and support racial equity for low-income communities.

clientearth.org favicon

Support legal action for a healthier planet

68%

ClientEarth is a nonprofit using the law to drive environmental change and protect life on Earth. Learn how you can support their mission worldwide.

ptes.org favicon

Help protect endangered species in the UK and beyond

68%

Support wildlife conservation with People's Trust for Endangered Species—learn, donate, and get involved to help protect vulnerable animals and habitats.

hawaiiancouncil.org favicon

Empowering Native Hawaiian communities and culture

68%

The Council for Native Hawaiian Advancement supports Native Hawaiian culture, community, and economic development through programs, advocacy, and resources.

berghof-foundation.org favicon

Support peacebuilding and conflict transformation

68%

Berghof Foundation is a nonprofit organization that helps people in conflict areas work towards lasting peace through research, policy, and training.

savetheredwoods.org favicon

Support redwood forest conservation in California

68%

Save the Redwoods League protects and restores redwood forests in California, offering resources, news, and ways to support conservation efforts.

cesa.org favicon

Collaborate to advance clean energy solutions

68%

A nonprofit coalition helping public agencies and organizations work together to promote clean energy across the United States with resources and events.

code2040.org favicon

Empowering Black and Latinx technologists in tech

68%

Code2040 is a nonprofit building a community to support and empower Black and Latinx technologists, advocating for racial equity and opportunity in tech.

sharkguardian.org favicon

Support shark and marine conservation efforts

68%

Shark Guardian is a UK charity dedicated to shark and marine conservation, offering education, research, and ways to support ocean protection worldwide.

datapopalliance.org favicon

Harness data and AI for social impact

68%

Data-Pop Alliance is a nonprofit that uses data and AI to address social issues, promote data literacy, and empower communities for positive change.

Worldwide Mainstreet.org Alternatives

entourage.social favicon

Join local networks to support people in need

100%

Entourage is a French nonprofit that builds supportive networks to fight social isolation and poverty. Discover programs, join as a volunteer, or find support.

pps.org favicon

Empower your community to shape public spaces

90%

Project for Public Spaces helps communities create vibrant parks, markets, and public areas through resources, grants, and placemaking support.

pridehouse.jp favicon

Connect and learn at Japan’s LGBTQ+ community hub

85%

Pride House Tokyo is a Japanese LGBTQ+ center and advocacy project offering a welcoming space, resources, and community events for all, regardless of identity.

g-landia.com favicon

Connect and collaborate for good worldwide

82%

G-Landia is an interactive world map connecting people, nonprofits, and partners who want to support each other and make a positive impact. (Russian language)

omphalospg.it favicon

Support and events for the LGBTI+ community in Umbria

77%

Omphalos LGBTI+ is an Italian community hub offering support, events, and resources for the LGBTI+ community in Perugia and Umbria since 1992.

bcorporation.net favicon

Empower businesses to drive positive change

70%

B Lab is a global nonprofit network promoting responsible business practices and advocating for a more inclusive, sustainable economy for people and the planet.

boell.de favicon

Explore green ideas and policy resources

68%

Heinrich-Böll-Stiftung is a German nonprofit focused on ecology, democracy, gender equality, and human rights, offering events, publications, and resources.

iwpr.net favicon

Amplify stories from conflict zones worldwide

68%

IWPR supports frontline voices in conflict and transition zones, promoting independent reporting and sharing stories that drive positive change worldwide.

birdwatchireland.ie favicon

Join Ireland’s community for bird conservation

68%

BirdWatch Ireland is a nonprofit dedicated to bird conservation in Ireland, offering resources, events, and ways to get involved in protecting local wildlife.

actionagainsthunger.org.uk favicon

Support global efforts to end hunger

68%

Action Against Hunger is a UK nonprofit working to end world hunger by providing aid, raising awareness, and supporting vulnerable communities worldwide.