CiviCRM
CiviCRM is a web-based suite of internationalised open-source software for constituency relationship management.
https://civicrm.orgTop Websites
- python.org
- cagrikaydi.net
- civi-go.net
- pumexcomputing.com
- cirz.co.uk
- pyladies.com
- americanhiking.org
- memberlounge.app
- britishfertilitysociety.org.uk
- gcc.gnu.org