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Evidence-backed directory

AI Agent Frameworks

Framework identities backed by primary source evidence, without synthetic rankings.

32 public recordsPrimary-source publication gateCanonical URLs only

framework

LangGraph

LangChain

Stateful agent-workflow framework with a public upstream repository.

verifiedorchestrationframework

framework

LangChain

LangChain

Open-source application and agent framework with a public upstream repository.

verifiedframeworkorchestration

framework

Microsoft Agent Framework

Microsoft

Microsoft-maintained agent framework with a public upstream repository.

verifiedframeworkorchestration

framework

AutoGen

Microsoft

Microsoft agent framework retained as a distinct entity; current lifecycle guidance should be read from its upstream source.

verifiedframeworkmulti-agent

framework

CrewAI

CrewAI

Open-source multi-agent orchestration framework with a public upstream repository.

verifiedframeworkmulti-agent

framework

MetaGPT

MetaGPT contributors

Open-source framework project with a public, non-archived upstream repository (FoundationAgents/MetaGPT). Capability and benchmark claims are not inherited from repository identity and remain unknown unless separately evidenced.

verifiedagentframework

framework

Coqui TTS

Coqui (open source)

Open-source framework project with a public, non-archived upstream repository (coqui-ai/TTS). Capability and benchmark claims are not inherited from repository identity and remain unknown unless separately evidenced.

verifiedframework

framework

Swarm

OpenAI

Open-source framework project with a public, non-archived upstream repository (openai/swarm). Capability and benchmark claims are not inherited from repository identity and remain unknown unless separately evidenced.

verifiedframework

framework

DSPy

Stanford

Open-source framework project with a public, non-archived upstream repository (stanfordnlp/dspy). Capability and benchmark claims are not inherited from repository identity and remain unknown unless separately evidenced.

verifiedframework

framework

Guidance

Microsoft

Open-source framework project with a public, non-archived upstream repository (guidance-ai/guidance). Capability and benchmark claims are not inherited from repository identity and remain unknown unless separately evidenced.

verifiedframework

framework

smolagents

Hugging Face

Open-source framework project with a public, non-archived upstream repository (huggingface/smolagents). Capability and benchmark claims are not inherited from repository identity and remain unknown unless separately evidenced.

verifiedframework

framework

JAX

Google

Open-source framework project with a public, non-archived upstream repository (jax-ml/jax). Capability and benchmark claims are not inherited from repository identity and remain unknown unless separately evidenced.

verifiedframework

framework

FAISS

Meta AI Research

Open-source framework project with a public, non-archived upstream repository (facebookresearch/faiss). Capability and benchmark claims are not inherited from repository identity and remain unknown unless separately evidenced.

verifiedframework

framework

Hugging Face Transformers

Hugging Face

Open-source framework project with a public, non-archived upstream repository (huggingface/transformers). Capability and benchmark claims are not inherited from repository identity and remain unknown unless separately evidenced.

verifiedframework

framework

Hugging Face Datasets

Hugging Face

Open-source framework project with a public, non-archived upstream repository (huggingface/datasets). Capability and benchmark claims are not inherited from repository identity and remain unknown unless separately evidenced.

verifiedframework

framework

XAgent

OpenBMB

Open-source framework project with a public, non-archived upstream repository (OpenBMB/XAgent). Capability and benchmark claims are not inherited from repository identity and remain unknown unless separately evidenced.

verifiedframework

framework

vLLM

vLLM (UC Berkeley origin, open source)

Open-source framework project with a public, non-archived upstream repository (vllm-project/vllm). Capability and benchmark claims are not inherited from repository identity and remain unknown unless separately evidenced.

verifiedframework

framework

text-generation-webui

oobabooga (open source)

Open-source framework project with a public, non-archived upstream repository (oobabooga/textgen). Capability and benchmark claims are not inherited from repository identity and remain unknown unless separately evidenced.

verifiedframework

framework

llama.cpp

Georgi Gerganov (open source)

Open-source framework project with a public, non-archived upstream repository (ggml-org/llama.cpp). Capability and benchmark claims are not inherited from repository identity and remain unknown unless separately evidenced.

verifiedframework

framework

ExLlamaV2

turboderp (open source)

Open-source framework project with a public, non-archived upstream repository (turboderp-org/exllamav2). Capability and benchmark claims are not inherited from repository identity and remain unknown unless separately evidenced.

verifiedframework

framework

Text Generation Inference (TGI)

Hugging Face

Open-source framework project with a public, non-archived upstream repository (huggingface/text-generation-inference). Capability and benchmark claims are not inherited from repository identity and remain unknown unless separately evidenced.

verifiedframework

Open-source framework project with a public, non-archived upstream repository (triton-inference-server/server). Capability and benchmark claims are not inherited from repository identity and remain unknown unless separately evidenced.

verifiedframework

framework

TorchServe

PyTorch (open source)

Open-source framework project with a public, non-archived upstream repository (pytorch/serve). Capability and benchmark claims are not inherited from repository identity and remain unknown unless separately evidenced.

verifiedframework

framework

TensorRT-LLM

NVIDIA

Open-source framework project with a public, non-archived upstream repository (NVIDIA/TensorRT-LLM). Capability and benchmark claims are not inherited from repository identity and remain unknown unless separately evidenced.

verifiedframework

framework

DeepSpeed

Microsoft (open source)

Open-source framework project with a public, non-archived upstream repository (deepspeedai/DeepSpeed). Capability and benchmark claims are not inherited from repository identity and remain unknown unless separately evidenced.

verifiedframework

framework

Accelerate

Hugging Face

Open-source framework project with a public, non-archived upstream repository (huggingface/accelerate). Capability and benchmark claims are not inherited from repository identity and remain unknown unless separately evidenced.

verifiedframework

framework

PEFT

Hugging Face

Open-source framework project with a public, non-archived upstream repository (huggingface/peft). Capability and benchmark claims are not inherited from repository identity and remain unknown unless separately evidenced.

verifiedframework

framework

TRL

Hugging Face

Open-source framework project with a public, non-archived upstream repository (huggingface/trl). Capability and benchmark claims are not inherited from repository identity and remain unknown unless separately evidenced.

verifiedframework

framework

Unsloth

Unsloth AI (open source)

Open-source framework project with a public, non-archived upstream repository (unslothai/unsloth). Capability and benchmark claims are not inherited from repository identity and remain unknown unless separately evidenced.

verifiedframework

framework

Axolotl

OpenAccess AI Collective (open source)

Open-source framework project with a public, non-archived upstream repository (axolotl-ai-cloud/axolotl). Capability and benchmark claims are not inherited from repository identity and remain unknown unless separately evidenced.

verifiedframework

framework

LLaMA-Factory

hiyouga (open source)

Open-source framework project with a public, non-archived upstream repository (hiyouga/LlamaFactory). Capability and benchmark claims are not inherited from repository identity and remain unknown unless separately evidenced.

verifiedframework

framework

Chatbot UI

mckaywrigley

Open-source framework project with a public, non-archived upstream repository (mckaywrigley/chatbot-ui). Capability and benchmark claims are not inherited from repository identity and remain unknown unless separately evidenced.

verifiedframework

Framework vs. agent vs. model

A framework is a library or orchestration system developers use to build agents — it is not itself an end-user product. LangChain, LangGraph, CrewAI, and AutoGen appear here because their repository identity is verifiable, not because this site scores which one is "best"; the right framework depends on the orchestration pattern a specific project needs, which is not a fact this directory can determine in the abstract.

Imported catalog coverage

These 70 frameworks are listed for directory coverage while field-level evidence is verified.