CrewAI
Multi-agent automation framework & studio to build and run AI crews
Open-Source Projects
Discover top open-source software, updated regularly with real-world adoption signals.
Discover top open-source software, updated regularly with real-world adoption signals.
TypeScript framework for building scalable AI agents and workflows
Mastra provides a modern TypeScript stack to prototype, deploy, and scale AI-powered applications, offering model routing, autonomous agents, graph workflows, human-in-the-loop, and built-in observability.
When teams consider Mastra, these hosted platforms usually appear on the same shortlist.
Looking for a hosted option? These are the services engineering teams benchmark against before choosing open source.
Customer support chatbot with tool‑calling
Handles queries, fetches order data via API, and escalates to a human when needed.
Content generation pipeline
Orchestrates LLMs for outline, draft, edit, and final publishing with a human review step.
Internal knowledge‑base assistant
Retrieves documents, maintains conversation memory, and provides accurate answers to employee questions.
Multi‑modal AI workflow
Combines text and image models to analyze visuals and generate structured reports.
Mastra is built for TypeScript and JavaScript and runs on Node.js.
Mastra offers a unified interface to more than 40 providers, including OpenAI, Anthropic, Gemini, and others.
Yes, the human‑in‑the‑loop feature lets you suspend execution and resume later with stored state.
It provides dedicated integrations for React, Next.js, and can also be used as a standalone endpoint.
Mastra includes built‑in evaluation metrics and observability tools to track usage, latency, and quality.
Project at a glance
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