Open source alternatives to Zendesk

An open-source customer engagement platform that unifies multiple channels, enabling businesses to provide seamless support and build lasting relationships.

FastGPT is a free, open-source platform for creating AI-powered knowledge bases with data processing, model invocation, and visual workflows.

Zammad is an open-source helpdesk software that centralizes customer communications and helps deliver great service experiences efficiently.

Self-hosted email management system with shared inboxes, automation, and powerful collaboration features for efficient customer support.

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

Versatile messaging solution for businesses to engage customers through multiple channels, with AI-powered automation and analytics.

Frappe Helpdesk consolidates customer issues, automates workflows, and empowers self-service to boost agent productivity and customer satisfaction.

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