8 Best Open Source Zendesk Alternatives
A curated collection of the 8 best open source and self-hosted alternatives to Zendesk in 2026.
Looking for a free, privacy-friendly, or self-hosted replacement for Zendesk in 2026? The top open-source alternative is Chatwoot — Manage customer conversations across live chat, email, WhatsApp, Instagram, and more from one inbox, with an AI assistant that suggests replies and automates common questions..
Other highly rated open-source Zendesk alternatives include FastGPT, Zammad and Erxes.
Manage customer conversations across live chat, email, WhatsApp, Instagram, and more from one inbox, with an AI assistant that suggests replies and automates common questions.
Manage customer conversations across live chat, email, WhatsApp, Instagram, and more from one inbox, with an AI assistant that suggests replies and automates common questions.
FastGPT is a free, open-source platform for creating AI-powered knowledge bases with data processing, model invocation, and visual workflows.
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.
Zammad is an open-source helpdesk software that centralizes customer communications and helps deliver great service experiences efficiently.
All-in-one solution for marketing, sales, and customer service. Boost engagement, streamline workflows, and drive growth.
All-in-one solution for marketing, sales, and customer service. Boost engagement, streamline workflows, and drive growth.
Self-hosted email management system with shared inboxes, automation, and powerful collaboration features for efficient customer support.
Self-hosted email management system with shared inboxes, automation, and powerful collaboration features for efficient customer support.
Frappe Helpdesk consolidates customer issues, automates workflows, and empowers self-service to boost agent productivity and customer satisfaction.
Frappe Helpdesk consolidates customer issues, automates workflows, and empowers self-service to boost agent productivity and customer satisfaction.
Versatile messaging solution for businesses to engage customers through multiple channels, with AI-powered automation and analytics.
Versatile messaging solution for businesses to engage customers through multiple channels, with AI-powered automation and analytics.
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 support platform combining AI and human agents. React components with shadcn/ui design philosophy, styled with Tailwind CSS for NextJS apps.
About Zendesk
A service-first CRM company that builds support, sales, and customer engagement software designed to foster better customer relationships.