Best AI Agent Frameworks Tools

Explore 31 AI agent frameworks tools to find the perfect solution.

Agent Frameworks

31 tools

AG2

AG2 (formerly AutoGen) is an open-source software platform designed for building AI agents and facilitating multi-agent interactions to solve complex tasks. It supports integration with various large language models and provides various orchestration patterns for AI agents, enabling flexible and efficient tool usage and human collaboration.

elizaOS

A framework for creating autonomous agents, featuring connectors for Discord, Twitter, and Telegram, support for various AI models, multi-agent functionality, document ingestion, and memory storage capabilities.

Smolagents

A barebones framework for building AI agents that support multi-modal inputs and tool integration.

SuperAGI

A dev-first open source autonomous AI agent framework designed for building, managing, and running autonomous agents.

SmythOS

SmythOS lets you build and deploy AI agents without manual coding. Describe your needs, and Agent Weaver creates it automatically using the best AI models and APIs. Integrate with OpenAI, Hugging Face, Amazon Bedrock, and more—no manual coding required.

AutoGen

A programming framework by Microsoft for creating and orchestrating multi-agent AI workflows with an extensible design.

Dify

A production-ready platform for developing and deploying agent-driven workflows, enabling collaboration between multiple AI agents.

OpenManus

OpenManus is an open-source project that replicates the capabilities of the Manus AI agent by providing a modular, containerized multi-agent framework. It enables autonomous execution of complex tasks such as travel planning, data analysis, and content generation, and is built with Docker, Python, and JavaScript.

NVIDIA AgentIQ

An open-source toolkit for connecting and optimizing teams of AI agents by treating agent workflows as simple function calls, ensuring composability and scalable agent orchestration.

OpenAI Agents Python

A lightweight and powerful framework for multi-agent workflows built on LLMs, complete with built‐in agent tracing and management.

OWL

OWL (Optimized Workforce Learning) is an open-source multi-agent collaboration framework built on top of the CAMEL-AI Framework. It enables dynamic agent interactions and integrates various toolkits (such as web search, file writing, terminal execution, and browser automation) to facilitate robust and efficient task automation across real-world domains.

Suna (Kortix)

Open‑source platform to build, manage, and train AI agents with workflows, browser automation, data layer, and self‑hosting.

ADK Python

ADK Python is an open-source, code-first Python toolkit by Google for building, evaluating, and deploying sophisticated AI agents. It offers a modular framework for creating both single and multi-agent systems, enabling flexible integration, testing, and deployment across various environments, including cloud platforms such as Cloud Run and Vertex AI Agent Engine. It is optimized for the Gemini and Google ecosystem while remaining model- and deployment-agnostic.

Swarm

An experimental, educational framework by OpenAI for lightweight multi-agent orchestration. Swarm enables agents to offload tasks through simple handoffs and demonstrates scalable, stateless agent interactions using the Chat Completions API. Note that it has been superseded by the production-ready OpenAI Agents SDK.

Pipecat

An open-source Python framework for building real-time voice and multimodal conversational agents that includes robust handling of transcription data.

JARVIS

JARVIS is an AI system developed by Microsoft that connects large language models with expert AI models from the ML community. It orchestrates task planning, model selection, and execution by leveraging multiple approaches (CLI, Gradio demo, web APIs) and supports integration with cloud and local deployments.

AgenticSeek

An autonomous AI agent framework designed to run locally or on remote servers, offering both CLI and web interfaces for interaction and task automation.

II-Agent

II-Agent is an open-source intelligent agent framework that streamlines and enhances workflows across multiple domains. It provides a CLI interface and a WebSocket-powered, React-based frontend, and integrates with several leading language model providers (e.g., Anthropic Claude and Google Gemini). It also includes performance evaluation on the GAIA benchmark.

smolagents

An open-source Python library that simplifies building and running AI agents with minimal code, complete with CLI tools and memory management features.

CrewAI

A framework for orchestrating autonomous AI agents, enabling role-playing and complex multi-agent workflows.

WebAgent (WebWalker & WebDancer)

WebAgent is an open-source autonomous agent framework by Alibaba Group for information seeking. It comprises two complementary systems: WebWalker, a benchmark for LLMs in web traversal (ACL2025), and WebDancer, a native agentic search reasoning model (Preprint). Utilizing the ReAct framework with a four-stage training paradigm including supervised fine-tuning and reinforcement learning, it is designed to handle long-horizon, multi-step web traversal and autonomous search tasks.

ottomator-agents

A GitHub repository hosting a collection of open-source AI agents built for the oTTomator Live Agent Studio platform. This repository contains various agents that perform tasks such as web research, content generation, and automation. It serves as a hub for deploying and experimenting with multiple AI agents and is actively maintained under the MIT license.

AutoGPT

Open platform to create, deploy, and manage continuous AI agents that automate complex workflows; includes benchmarking and protocol support.

HumanLayer

An API and SDK enabling AI agents to communicate with humans for help, feedback, and approvals during complex workflow management.

Evo AI

Open-source AI agents platform featuring multiple agent types (sequential, parallel, workflow), UI+backend, A2A protocol, and tracing via Langfuse.

Nodetool

Nodetool is an agent framework that offers intelligent agent nodes supporting all LLM providers, a comprehensive tool suite, and advanced workflow management features including node visualization, global shortcuts, and integrations with services like Brightdata, Gemini, and Ollama. It also includes document and media processing nodes for PDF extraction and text-to-speech, along with core platform enhancements.

Camel

Camel is an open‐source AI agent framework by camel-ai that provides multi-model integration, support for advanced LLMs (e.g., GPT-5, Claude 4.1), custom sandboxing, and workforce prompting features. Its active development is evident from its version releases on GitHub, demonstrating its capability to orchestrate AI agent workflows.

Sim

Open‑source platform to build and deploy AI agents with Ollama or vLLM, Web UI, and pgvector‑powered knowledge bases; supports Docker and self‑hosting.

surf.new

Open-source alternative to OpenAI Operator for testing web agents with real-time browser interaction and support for multiple AI providers.

Letta

Open-source agent framework with new v1 agent architecture, parallel tool calls, human-in-the-loop tool execution, and improved memory search.

Agent Zero

An open-source agentic framework for building personal AI assistants that treat the computer as a tool. It supports multi-agent cooperation, persistent memory, online search, code and terminal execution, and is fully customizable via prompts. Users can create custom tools and "Instruments," isolate work in per-Project workspaces (with their own prompts, files, memory, and secrets), and extend behavior without hard-coded constraints.