End Homelessness Now

Make a free donation to homeless shelters.
http://www.endhomelessnessnow.org/

National Society for the Prevention of Cruelty to Children

Free donation site to help stop cruelty to children. For people living in the European Union only.
http://www.nspcc.org.uk/donate-4-free/donate-mainhome.asp

One-Click Charity Check

Reviews free donation sites and gives recommendations by legitimacy, site quality and aesthetics.
http://kimberlychapman.com/charitycheck/charitycheck.html

The Stop HIV Site

Raises money for HIV research when you click the donate button.
http://www.thestophivsite.com/

Waitrose.com

Raise money for UK charities by simply surfing the Internet.
http://charity.waitrose.com

Build Me A Home

User clicks can build a home for a family in Columbia, brick by brick.
http://www.dameunacasa.com/index2.html

GivaClick

Offers several easy ways to make numerous free donations to good causes.
http://www.almudo.com/home.htm

Clear Landmines

Your click clears land mines for free through the Canadian Landmine Foundation.
http://www.clearlandmines.com

The Birth Site

Free donations to help pregnant women and their babies.
http://www.thebirthsite.com

Care2: Disaster Aide

Free click-to-donate site which generates a donation to the Red Cross relief efforts for the New York WTC terrorist attack.
http://www.care2.com/relief/

Build A School

Helps build new schools and support school activities in third world countries.
http://www.buildaschool.org/

Poverty Fighters

Make up to a fifty cent donation daily for microloans to help budding entrepreneurs.
http://www.povertyfighters.com/

The Giving Card

Make a donation to the hospice of your choice at no cost to you, each time you use the card.
http://www.thegivingcard.com

Solar Site

Converts free donation clicks into funds to buy solar energy equipment for underdeveloped countries.
http://www.solarsite.net/

Aquaplastics

Click and the European plastics industry will donate 10 European cents to WaterAid projects in Africa and Asia.
http://www.aquaplastics.org/

The Bible Site

Site visitors can donate bibles to persecuted Christians at no cost.
http://www.thebiblesite.org

Smiles4All

Free donations to non-profit organizations for sending electronic greeting cards.
http://www.smiles4all.com

Bibles 2 the World

Each click makes a free donation to fund bibles to people in their own language around the world. Operated by The Bible Society in Australia (NSW).
http://www.bibles2theworld.com/

Daily Donation Page

Online tool allows you to donate to over 45 charities with a single click.
http://www.wiseup.org/donate/

Digitalcharity.com

Donate money by clicking on charity web sites without spending any of your own money.
http://www.digitalcharity.com

Give a Minute

Click to make free donations to Tarahumara Children's Hospital.
http://www.giveaminute.org

Daily Free Donation

A reminder service that sends every two days a simple e-mail reminding you to visit a different click-to-donate website.
http://www.geocities.com/dailyfreedonation/