# bolna

> End-to-end platform for building voice first multimodal agents

## Facts
- **Category:** [Voice Agents](https://agentsearchengine.app/category/voice-agents)
- **Type:** Agent
- **Pricing:** Open source
- **GitHub stars:** 432
- **Language:** Python
- **License:** MIT
- **Last repo activity:** 1 year ago (Oct 28, 2024)
- **Source code:** https://github.com/voxos-ai/bolna
- **Listing on Agent Search Engine:** https://agentsearchengine.app/agents/bolna
- **Data verified:** July 2026

## About bolna
End-to-end open-source voice agents platform : Quickly build voice firsts conversational assistants through a json. Bolna is the end-to-end open source production ready framework for quickly building LLM based voice driven conversational applications. Bolna helps you create AI Voice Agents which can be instructed to do tasks beginning with:

_From the project's README._

## Alternatives
bolna sits in voice agents. Related tools indexed here:
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- [CyberVerse](https://agentsearchengine.app/agents/cyberverse) — Self hosted, real-time digital human agent platform. Build voice-first AI agents with WebRTC, persona memory, tools, RAG, and optional digital-human video. · Open source · Platform · 1.5k★ · Python · GPL-3.0 · active 4 days ago
- [Patter](https://agentsearchengine.app/agents/patter) — Open-source voice-AI SDK. The Vapi/Retell alternative for builders who want to own the stack. · Open source · SDK / library · 1.0k★ · Python · MIT · active 1 day ago
- [rustpbx](https://agentsearchengine.app/agents/rustpbx) — A PBX written by rust · Open source · Infrastructure · 736★ · Rust · MIT · active today
- [echokit_server](https://agentsearchengine.app/agents/echokit-server) — Open Source Voice Agent Platform · Open source · Platform · 589★ · Rust · GPL-3.0 · active 5 months ago

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