Software Donation - Donate tools to enable remote work during COVID-19 outbreak
Affimity - A social network with interest-specific channels, like on TV
Involve - Get behind-the-scenes access to your favorite nonprofits
Topick - Gather around your favorite topics.
DonatePal - The new way to donate to charities
Slashdot - News for nerds, stuff that matters. Slashdot (aka /.