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Open Source AI Agent Platforms using npm

A curated collection of the best open source platforms for creating and managing autonomous AI agents. using npm.

Parlant

AI
Structured control layer for customer-facing AI agents

  • Stars

    18,305

  • Last commit

    9 hours ago

  • License

    Apache-2.0
A conversational AI server that manages agent behavior through context-aware guidelines, keeping responses consistent, auditable, and aligned at scale.

Open Source Alternative to:

Voiceflow

Hermes Agent

AI
Desktop AI agent with persistent memory across platforms

  • Stars

    Stars growing over the last 30 days255,535

  • Last commit

    3 hours ago

  • License

    MIT
Cross-platform desktop agent from Nous Research that connects to Telegram, Discord, Slack, WhatsApp, and more, with persistent memory, scheduling, and isolated sandboxing.

Open Source Alternative to:

Grok Bot

Langflow

AI
Visual builder for AI agents and RAG pipelines

  • Stars

    155,872

  • Last commit

    3 hours ago

  • License

    MIT
Build, deploy, and iterate on AI agents, RAG applications, and MCP servers using a drag-and-drop visual interface backed by Python.

Open Source Alternative to:

Voiceflow

nanobot

AI
Self-hosted AI agent for chat, automation, and workflows

  • Stars

    49,219

  • Last commit

    4 hours ago

  • License

    MIT
Lightweight, self-hosted AI agent that runs in a web UI, terminal, or chat app, handling long-running workflows with controlled token budgets.

Open Source Alternative to:

OpenAI Dots

Goose

AI
General-purpose AI agent for code, workflows, and more

  • Stars

    55,458

  • Last commit

    4 hours ago

  • License

    Apache-2.0
Local AI agent with a desktop app, CLI, and API that connects to 15+ LLM providers and 70+ extensions for code, research, automation, and data tasks.

Open Source Alternative to:

Claude Code

LibreChat

AI
One interface for all your AI models and conversations

  • Stars

    Stars growing over the last 30 days46,075

  • Last commit

    3 hours ago

  • License

    MIT
Chat with multiple AI providers through a single self-hostable interface, with support for custom agents, file uploads, plugins, and multi-user access control.

Open Source Alternative to:

Claude

ZeroClaw

AI
Self-hosted AI agent with 70+ providers and 30+ channels

  • Stars

    33,015

  • Last commit

    13 hours ago

  • License

    Apache-2.0
A single Rust binary that runs a personal AI agent on your own hardware, connecting to 70+ LLM providers and 30+ messaging channels with built-in sandboxing and cryptographic tool receipts.

Open Source Alternative to:

OpenAI Dots

CopilotKit

AI
Build AI copilots for your product in hours, not months

  • Stars

    38,138

  • Last commit

    3 hours ago

  • License

    MIT
Integrate production-ready AI copilots into any product quickly and easily with CopilotKit's open-source platform.

Open Source Alternative to:

LangChain

OpenWork

AI
Multi-model AI workspace with org-wide skill sharing

  • Stars

    24,196

  • Last commit

    3 hours ago

  • License

    MIT
Desktop app for teams to run AI agents across 50+ LLMs, share skills and MCP servers org-wide, and automate browser tasks with your own keys.

Open Source Alternative to:

Grok Bot

NemoClaw

AI
Open blueprints for governed, always-on AI agents

  • Stars

    22,777

  • Last commit

    3 hours ago

  • License

    Apache-2.0
Collection of open blueprints combining models, agent harnesses, and runtime controls to deploy specialized autonomous AI agents with policy-based guardrails.

Open Source Alternative to:

OpenAI Dots

Kortix

AI
AI workforce platform where agents, skills, and memory live in your repo

  • Stars

    20,288

  • Last commit

    3 hours ago

  • License

    Elastic-2.0
Manages a team of AI agents across your company, with every agent, skill, memory, and connector stored as versioned files in a git repo you own and self-host.

Open Source Alternative to:

OpenAI Dots

Agent Zero

AI
Agentic AI framework that runs, learns, and self-corrects

  • Stars

    19,524

  • Last commit

    6 days ago

  • License

    MIT
Autonomous AI agent framework that operates on its own sandboxed computer, creates tools dynamically, manages memory, and executes multi-step workflows with full transparency.

Open Source Alternative to:

OpenAI Dots

IronClaw

AI
AI agent runtime with encrypted enclaves for your secrets

  • Stars

    12,666

  • Last commit

    11 hours ago

  • License

    Apache-2.0
Runs AI agents inside Trusted Execution Environments on NEAR AI Cloud, keeping credentials encrypted and invisible to the model at all times.

Open Source Alternative to:

Manus

Nango

Build product integrations with 500+ APIs in hours

  • Stars

    Stars growing over the last 30 days12,898

  • Last commit

    3 hours ago

  • License

    Elastic-2.0
Complete integrations platform with 500+ pre-built APIs, code-first approach, unified data models, and enterprise-grade security. Free tier available.

Open Source Alternative to:

Pipedream

Dograh

AI
Self-hostable voice agent platform with full model control

  • Stars

    Stars growing over the last 30 days5,915

  • Last commit

    5 hours ago

  • License

    BSD-2-Clause
Open-source voice agent platform that lets you plug in your own STT, LLM, and TTS models, deploy on-prem or in your VPC, and build agents via MCP or a visual workflow builder.

Open Source Alternative to:

Voiceflow

Letta

AI
Stateful AI agents that remember, learn, and improve over time

  • Stars

    Stars growing over the last 30 days3,664

  • Last commit

    4 hours ago

  • License

    Apache-2.0
Build persistent AI agents with continuous memory, scheduled tasks, and multi-channel communication via Slack, Discord, and Telegram, using your own API keys.

Open Source Alternative to:

Supermemory

ACI.dev

AI
Build reliable AI agents with unified tool integration

  • Stars

    4,918

  • Last commit

    5 months ago

  • License

    Apache-2.0
Platform for connecting AI agents to 500+ tools with built-in multi-tenant auth management and granular permissions using either function calling or a unified MCP server

Open Source Alternative to:

Pipedream

Hexabot

AI
Self-hosted AI agents and workflows across any channel

  • Stars

    Stars declining over the last 30 days1,155

  • Last commit

    28 days ago

  • License

    AGPL-3.0
Build and run AI agents, agentic workflows, and multichannel automation on your own infrastructure, with memory, RAG, MCP tools, and full data control.

Open Source Alternative to:

Manychat

ByteChef

AI
Build AI agents and automate complex workflows seamlessly

  • Stars

    Stars growing over the last 30 days1,037

  • Last commit

    3 hours ago

  • License

    Apache-2.0
Create intelligent automation workflows combining AI agents with your favorite apps and services. Connect, automate, and scale your operations without complex coding.

Open Source Alternative to:

n8n

Tiledesk

AI
No-code platform to build AI agents and automate support

  • Stars

    15

  • Last commit

    1 day ago

  • License

    MIT
Build AI chatbots, automate customer support workflows, and connect live agents across web, WhatsApp, email, and voice with a no-code visual designer.

Open Source Alternative to:

Intercom
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