EchoKit

EchoKit is a full-stack open-source voice agent platform built for private, real-time, on-device AI interaction. Designed with Rust and powered by community-driven modules, EchoKit lets users build personalized AI voice agents that run entirely on their own hardware—without fees, internet dependency, or vendor lock-in. From fun voice characters and voice cloning to private LLM integrations and agentic search, EchoKit supports total customization. It works seamlessly across embedded systems and desktops, giving developers and enthusiasts complete control over their voice AI stack. Pricing:EchoKit is completely free and open-source. No monthly fees. No usage limits. You run everything on your own hardware, or use the community-backed GitHub repos to customize your deployment.