Twenty — #1 Alternative to Salesforce / HubSpot
Modern #1 open-source CRM built with TypeScript, React, GraphQL, and PostgreSQL
Brings Notion/Linear-level UI craft to CRM with custom objects, Gmail/Google Calendar sync, kanban deal pipelines, workflow triggers, and full self-hosting.
License: AGPL-3.0 · Pricing: Open Core · Compare all Salesforce / HubSpot alternatives · Official Website