Open source alternatives to Retell AI

1 free, self-hostable tool you can use instead of Retell AI.

Alternatives to Retell AI 1

Replaces Retell AI

Build voice agents with a visual workflow builder and full telephony support. Self-hosted alternative to Vapi and Retell, BSD-2-Clause licensed.

★ 5,900 BSD-2-Clause No-code Automation & Agents