CiviCRM
The dominant nonprofit CRM. Donor tracking, event management, advocacy campaigns. Battle-tested for 20 years.
github.com/civicrm/civicrm-coreThe open-source stack for nonprofits in 2026 — saves your donor money. Free + self-hostable picks for the systems every NGO needs: donor management, communications, finance, web presence.
The dominant nonprofit CRM. Donor tracking, event management, advocacy campaigns. Battle-tested for 20 years.
github.com/civicrm/civicrm-coreHeadless CMS for your public website. Easy admin UI for non-technical content editors.
github.com/strapi/strapiSelf-hosted newsletter at fraction of Mailchimp cost.
github.com/knadh/listmonkSelf-hosted Google Workspace equivalent. Cuts $20/user/month subscription costs.
github.com/nextcloud/serverFree internal communication, full history retention.
github.com/mattermost/mattermostLinear/Asana alternative. Track grant deliverables, campaigns.
github.com/makeplane/planeOSS Typeform replacement. Donation forms, volunteer signups, surveys.
github.com/formbricks/formbricksPrivacy-first analytics — important for donor trust.
github.com/umami-software/umamiLifetime gives you 100+ open-source tools with curator takes, 13 stack bundles, and 12 skill tracks. ₹99 once.
See pricing