Open Source Alternatives to Hamming AI
15 open source Voice AI options similar to Hamming AI, ranked by named competitors first, sector overlap, and our 0-100 AI-readiness score. Every company listed publishes its source: each one carries an open source sector tag and a public GitHub repository.
VocodeNot ratedOpen-source library for building hyper-realistic voice agents and conversational AI applications.
Open source · Self-hostable
RasaNot ratedOpen-source conversational AI platform for building custom chatbots and virtual assistants.
Open source · Self-hostable
KyutaiNot ratedA non-profit AI research lab focused on open science and developing advanced multimodal and voice AI models.
Open source · Self-hostable
WhisperWebNot ratedFree in-browser Whisper transcription and subtitle editor; audio stays on your device.
Open source
z.aiNot ratedDeveloping advanced AI models with a focus on reducing hallucinations, including large language models, vision language models, and text-to-video models.
Open source
CRABNot ratedAn open-source framework for building, operating, and benchmarking Multimodal Language Model (MLM) agents across diverse environments.
Open source · Self-hostable
pyannote SASNot ratedCompany
Open source
Future AGINot ratedAn open-source, end-to-end AI agent engineering platform for simulating, evaluating, and optimizing LLM applications.
Open source · Self-hostable
BenchFlowNot ratedBenchFlow is a frontier environment lab that builds environments for AI agents to learn and be evaluated on real computer work.
Open source
cal.comNot ratedOpen-source scheduling infrastructure for individuals, businesses, and developers.
Open source · Self-hostable
MycroftNot ratedOpen-source, privacy-focused voice assistant and AI platform.
Open source · Self-hostable
Recognai, S.L.U.Not ratedCompany
Open source
ParlantNot ratedParlant is an open-source conversational AI engine dedicated to solving the Human/AI alignment problem by enabling Large Language Models to reliably perform as desired and prevent hallucinations.
Open source · Self-hostable
AgentguardxNot ratedAn open-source red-teaming toolkit for testing the security of LLM-powered agents, auditing prompt injection, memory poisoning, and tool abuse.
Open source
- PomvoxNot rated
Press a key, talk, and clean text appears at your cursor, transcribed on the Apple Neural Engine. Free, open source, and fully private.
Open source

