Similar to SETI@home

World Community Grid

Citizen science

Cosmic-Ray Extremely Distributed Observatory

Do-it-yourself biology

GOTO (telescope array)

INaturalist

Safecast

Active Asteroids (citizen science project)

Asteroid Zoo

Amateur astronomy

International Society of Genetic Genealogy

Galaxy Zoo

Gems of the Galaxy Zoos

Science shop

Café Scientifique

Science slam

Zooniverse