patter
Open-source voice-AI SDK. The Vapi/Retell alternative for builders who want to own the stack. Give your AI agent a phone number in 4 lines — Python and TypeScript, MIT licensed, Twilio, Telnyx, and Plivo.
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quickvoice
allgpt-co/quickvoice
Open-source, self-hostable platform for building and operating AI phone agents.
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