The best open source alternative to Sendbird is Parlant. If that doesn't suit you, we've compiled a ranked list of other open source Sendbird alternatives to help you find a suitable replacement. Other interesting open source alternative to Sendbird is Tiledesk.
Sendbird alternatives are mainly AI Agent Platforms but may also be AI Chat Interfaces or Customer Communication Platforms. Browse these if you want a narrower list of alternatives or looking for a specific functionality of Sendbird.
Conversational AI engine that keeps agents business-aligned and compliant as you scale. Build adaptive agents through feedback-driven development.

Build customer-facing AI agents that stay compliant and business-aligned as you scale across multiple instructions, topics, and tools. This conversational AI engine takes a feedback-driven approach to agent development, moving beyond rigid flows and state machines.
Key capabilities include:
Perfect for regulated industries including financial services, legal assistance, healthcare communications, government services, and brand-sensitive customer support where compliance and reliability are critical.
The platform provides the control and transparency needed to deploy conversational AI agents confidently in customer-facing scenarios while maintaining business alignment at scale.
Looking for open source alternatives to other popular services? Check out other posts in the alternatives series and openalternative.co, a directory of open source software with filters for tags and alternatives for easy browsing and discovery.
AI-enhanced live chat platform for seamless customer engagement, featuring chatbots, multichannel support, and advanced analytics.

Tiledesk revolutionizes customer support by combining the power of AI with human expertise. This innovative platform offers a comprehensive suite of tools designed to enhance customer engagement and streamline support operations.
Key benefits of Tiledesk include:
Tiledesk empowers businesses of all sizes to deliver exceptional customer experiences, increase satisfaction rates, and boost overall efficiency in their support operations.