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Open Source AI Agent Platforms using OpenAI

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

Structured control layer for customer-facing AI agents
  • Stars

    18,308
  • Last commit

    15 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:

Desktop AI agent with persistent memory across platforms
  • Stars

    Stars growing over the last 30 days256,504
  • Last commit

    9 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:

Build and run AI agents that handle recurring work for you
  • Stars

    187,716
  • Last commit

    9 hours ago
  • License

    Other
Platform for building, deploying, and running AI agents that automate repeatable digital work across research, outreach, content, and support without writing code.

Open Source Alternative to:

Build and deploy AI agents and RAG pipelines visually
  • Stars

    159,368
  • Last commit

    12 hours ago
  • License

    Unknown
Visual platform for building agentic workflows, RAG pipelines, and LLM-powered apps. Supports hundreds of models, MCP integration, and self-hosted deployment.

Open Source Alternative to:

Visual builder for AI agents and RAG pipelines
  • Stars

    155,971
  • Last commit

    9 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:

Manage, build, and run AI agent teams around the clock
  • Stars

    83,449
  • Last commit

    9 hours ago
  • License

    Unknown
A collaborative platform to create, schedule, and operate AI agents that handle long-running tasks, team workflows, and automated jobs without constant oversight.

Open Source Alternative to:

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

    49,302
  • Last commit

    9 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:

One interface for all your AI models and conversations
  • Stars

    Stars growing over the last 30 days46,217
  • Last commit

    12 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:

Model-agnostic platform for building intelligent AI agents
  • Stars

    42,874
  • Last commit

    14 hours ago
  • License

    Apache-2.0
Open-source platform that enables developers to create, deploy and monitor AI agents with built-in memory, knowledge integration, and external tool connectivity.

Open Source Alternative to:

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

    33,039
  • Last commit

    11 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:

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

    38,194
  • Last commit

    9 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:

Visual builder for AI agents and LLM workflows
  • Stars

    55,521
  • Last commit

    2 months ago
  • License

    Apache-2.0
Open source platform for building AI agents, chatbots, and multi-agent systems using a drag-and-drop interface, with support for 100+ LLMs and RAG.

Open Source Alternative to:

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

    20,306
  • Last commit

    9 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:

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

    19,551
  • Last commit

    1 day 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:

AI agent runtime with encrypted enclaves for your secrets
  • Stars

    12,671
  • Last commit

    1 day 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:

Build powerful AI agents with cutting-edge LLM technology
  • Stars

    14,965
  • Last commit

    10 hours ago
  • License

    MIT
A comprehensive platform for creating AI agents with intuitive tools, extensive integrations, and enterprise-grade features powered by the latest language models.

Open Source Alternative to:

Build stateful backends with in-memory actors
  • Stars

    6,326
  • Last commit

    2 days ago
  • License

    Apache-2.0
Open-source infrastructure for long-lived, in-memory processes called Actors. Combines state and compute with sub-millisecond latency, realtime capabilities, and horizontal scaling.

Open Source Alternative to:

Build reliable AI agents with unified tool integration
  • Stars

    4,921
  • Last commit

    13 hours 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:

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

    Stars growing over the last 30 days3,696
  • Last commit

    10 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:

One API to deploy and run agents on any model or machine
  • Stars

    Stars growing quickly over the last 30 days3,204
  • Last commit

    10 hours ago
  • License

    Apache-2.0
Production-ready agent infrastructure that handles state, machines, permissions, and history so you don't have to build the platform yourself.

Open Source Alternative to:

Build and deploy AI agents through visual workflows
  • Stars

    559
  • Last commit

    14 hours ago
  • License

    Apache-2.0
Create powerful AI agents using an intuitive node-based interface that connects multiple LLMs and data sources for automated documentation and development workflows.