mastra

The Open Standard for Generative UI

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.

DataFoundry is an open-source AI workbench for data analysis, unifying data sources, knowledge, tools, and agent runtime into a governed workspace for interactive analytics.

shadcn/ui, but for building agents. 🤖

Open-source sandboxes for AI agents — run untrusted, AI-generated code safely on your own machine.

An AI agent that searches the web and creates research reports

Ship Agent2Agent in one line of code.

A cross-platform AI desktop chat cowork app supporting 10+ LLM providers, RAG knowledge base, and MCP tools. Built with Electron + React + Mastra.

Open-source AI agent with MCP UI, app builder, A2A protocol, skills marketplace, and multi-provider chat. Built with Mastra. Alternative to OpenClaw.

A2A Mastra Demo - Multi-Agent System with Amazon Bedrock

Open-source local AI Agent desktop app for authorized security assessment — Electron + Mastra-powered runtime, visual pentest workflow, Kali sandbox, multi-provider LLM routing. 本地 AI 安全评估智能体桌面应用

The Deep Research Assistant is meticulously crafted on Mastra's modular, scalable architecture, designed for intelligent orchestration and seamless human-AI interaction. It's built to tackle complex research challenges autonomously.

An example Nuxt 4 app using Mastra AI agent framework

Fullstack RAG as a service template

A performance insights and knowledge assistant agent built on top of Chrome DevTools internals, Mastra, AI SDK and NextJS

The optimal default stack for AI-native products

AI-powered travel assistant built with Mastra, TanStack Start, and AI SDK. Features agent networks, real-time streaming, and dynamic UI for tool calls and reasoning.

The same AI agent pipeline built in Mastra and LangChain. Runs in parallel, measures everything.

Local-first multi-agent coding workbench built on Electron, React and the Mastra framework. 本地优先的开源桌面 AI 工作台，基于 Mastra + Electron，把一次 Agent 运行组织成可暂停、可回溯、可交接的任务。

Runnable examples for AI agent identity & compliance — certificate issuance, scope enforcement, and integrations for LangChain, CrewAI, Next.js & more.