The best agent-native alternatives

mastra

mastra-ai/mastra

Mastra is the modern TypeScript framework for AI-powered applications and agents.

Choose mastra if…

• you want the more widely starred option (29.5k)
• you specifically need chatbots or evals

Shares agents, ai, mcp, typescript with agent-native.

ai

TanStack/ai

🤖 Type-safe, provider-agnostic TypeScript AI SDK for streaming chat, tool calling, agents, and multimodal apps across OpenAI, Anthropic, Gemini, React, Vue, Svelte, and Solid.

Choose ai if…

• you prefer a smaller, narrower project to a large one
• you specifically need ai-sdk or anthropic

Shares ai, ai-agents, react, typescript with agent-native.

CopilotKit

CopilotKit/CopilotKit

The Frontend Stack for Agents & Generative UI. React, Angular, Mobile, Slack, and more. Makers of the AG-UI Protocol

Choose CopilotKit if…

• you want the more widely starred option (38.7k)
• you specifically need agent or ai-agent

Shares agent-native, agentic-ai, agents, ai with agent-native.

sim

simstudioai/sim

Sim is the collaborative workspace to build, deploy, and monitor AI agents and workflows. Used by 100,000+ builders.

Choose sim if…

• Apache License 2.0 suits your use better than MIT License
• you want the more widely starred option (30.1k)
• you specifically need agent-workflow or agentic-workflow

Shares agents, ai, react, typescript with agent-native.

nuclear

nukeop/nuclear

Streaming music player that finds free music for you

Choose nuclear if…

• GNU Affero General Public License v3.0 suits your use better than MIT License
• you want something your agent can install directly rather than a library to wire up yourself
• you want the more widely starred option (18.9k)
• you specifically need agent or desktop-app

Shares ai, mcp, react, typescript with agent-native.

cc-haha

NanmiCoder/cc-haha

Local-first cross-platform desktop workspace for Claude Code / agents: multi-agent, Git worktrees, code diffs, skill marketplace, multi-model, Computer Use, task-aware desktop pets, with WeChat, Feishu, DingTalk, Telegram, WhatsApp and H5 access.

Choose cc-haha if…

• you want the more widely starred option (15.4k)
• you specifically need agent or ai-agent

Shares ai, mcp, react, typescript with agent-native.

openui

thesysdev/openui

The Open Standard for Generative UI

Choose openui if…

• you want the more widely starred option (15.2k)
• you specifically need ag-ui or agent

Shares agents, ai, generative-ui, react with agent-native.

tambo

tambo-ai/tambo

Generative UI SDK for React

Choose tambo if…

• you specifically need agent or assistant

Shares agents, ai, generative-ui, react with agent-native.

mianshiya

liyupi/mianshiya

持续维护的企业面试题库网站，帮你拿到满意 offer！⭐️ 2026年最新Java面试题、前端面试题、AI大模型面试题、AI Agent面试题、RAG面试题、C++面试题、Go面试题、Python面试题、测试面试题、运维面试题、后端面试题、操作系统面试题、计算机网络面试题、Redis面试题、MySQL数据库面试题、算法面试题、Spring面试题、JVM面试题、Java并发面试题、Linux面试题、LLM面试题、Prompt工程面试题、系统设计面试题等1万多道高频程序员求职必备八股文。面试刷题就选面试鸭 💎 React 前端 + Node 后端 + 云开发全栈项目 by 程序员鱼皮

Choose mianshiya if…

• you specifically need algorithm or ant-design

Shares ai, ai-agents, react, typescript with agent-native.

stagehand

browserbase/stagehand

The SDK to extract data and interact with any site on the web. Get started with Claude Code, Codex, Eve, Mastra, and more.

Choose stagehand if…

• you want the more widely starred option (26.0k)
• you specifically need browser-agent or browser-automation

Shares agents, ai, ai-agents, typescript with agent-native.

voltagent

VoltAgent/voltagent

AI Agent Engineering Platform built on an Open Source TypeScript AI Agent Framework

Choose voltagent if…

• you specifically need ai-agents-framework or aiagentframework

Shares agents, ai, ai-agents, framework with agent-native.

git-mcp

idosal/git-mcp

Put an end to code hallucinations! GitMCP is a free, open-source, remote MCP server for any GitHub project

Choose git-mcp if…

• Apache License 2.0 suits your use better than MIT License
• you want something your agent can install directly rather than a library to wire up yourself
• you specifically need claude or copilot

Shares agentic-ai, agents, ai, mcp with agent-native.