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Open Source Customer Communication Platforms using Radix UI

A curated collection of the best open source platforms for managing communication with customers across multiple channels. using Radix UI.

Multi-channel notification infrastructure for apps
  • Stars


    40,062
  • Last commit


    1 day ago
  • License


    Unknown
Open-source platform for building in-app, email, push, SMS, and chat notifications with a unified API, workflow engine, and embeddable inbox component.

Open Source Alternative to:

Pay per email sent, not for contact storage
  • Stars


    4,694
  • Last commit


    17 days ago
  • License


    AGPL-3.0
Open source email platform for transactional and marketing emails. Self-host or use cloud service with transparent pricing - pay only for emails sent.

Open Source Alternative to:

Open-source growth platform for customer-centric teams
  • Stars


    4,087
  • Last commit


    13 hours ago
  • License


    AGPL-3.0
All-in-one solution for marketing, sales, and customer service. Boost engagement, streamline workflows, and drive growth.

Open Source Alternative to:

AI-native support infrastructure for modern SaaS
  • Stars


    724
  • Last commit


    7 days ago
  • License


    AGPL-3.0
Open-source support platform combining AI and human agents. React components with shadcn/ui design philosophy, styled with Tailwind CSS for NextJS apps.

Open Source Alternative to:

Code-first email platform that deploys to your AWS
  • Stars


    61
  • Last commit


    15 hours ago
  • License


    AGPL-3.0
Build email templates as React components and automations in TypeScript. Deploy to your AWS account with SES integration. Marketing teams edit content without code.

Open Source Alternative to:

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