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AI Tools Directory

Discover the tools behind real AI build, eval, and deployment workflows.

Browse by role in the stack, not just by vendor. Compare fit here, then open a tool detail page when it earns deeper inspection.

Open My AI StackBrowse Agent Capabilities

Stack layer

Narrow the directory by what the tool does in the workflow.

All Tools467Models886Environment6Action Space411Observation19Reward / Eval10Policy Serving35Training Infra5Safety / Guardrails7Orchestration16

Browse tools

16 results in the directory

Suggest a tool
Agent FrameworkAgnoOpen source

Agno

Framework for multimodal agents.

Free (OSS)Inspect tool
Agent FrameworkOpenBMBOpen source

ChatDev

Open-source multi-agent software development simulation

Open SourceInspect tool
Agent FrameworkCognition LabsFreemium

Cognition Devin

AI software engineering agent.

6 related challengesInspect tool
Development PlatformDSPyOpen source

DSPy

Prompt and LM program optimization framework.

Open SourceInspect tool
AI Engineering Tooling · Code AssistantsGoogleFreemium

Google Jules

Asynchronous coding agent from Google.

2 related challengesInspect tool
Agent FrameworkOpen Source CommunityOpen source

Langchain

Building applications with LLMs

22 related challengesInspect tool
Agent FrameworkLangChainOpen source

LangChain

Framework for building LLM applications

20 related challengesInspect tool
Agent FrameworkLangChainOpen source

LangGraph

Runtime for stateful agent workflows.

4 related challengesInspect tool
Agent FrameworkMastra AIFreemium

Mastra AI

TypeScript agent framework.

22 related challengesInspect tool
Agent FrameworkAll Hands AIOpen source

OpenHands

Open-source software development agent.

6 related challengesInspect tool
INFERENCEOpenRouterFREEMIUM

OpenRouter

Unified model API and router.

5 related challenges139 modelsInspect tool
Agent FrameworkPydanticOpen source

Pydantic AI

Typed Python agent framework.

12 related challengesInspect tool

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