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

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

All Tools461Environment6Action Space411Observation19Reward / Eval10Policy Serving35Training Infra5Safety / Guardrails7Orchestration16

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411 results in the directory

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AI Engineering Tooling · Developer ToolsHappyPathFreemium

HappyPath

AI test generation platform

Contact / DemoInspect tool
Agent FrameworkOpen Source CommunityOpen Source

Haystack

End-to-end NLP framework

Inspect pricing and usage detailsInspect tool
AI Engineering Tooling · Developer ToolsdeepsetOpen source

Haystack

Framework

Free (OSS)Inspect tool
AI Engineering Tooling · Developer ToolsHeyBoss AIFreemium

HeyBoss AI

AI co-founder for SaaS

Contact/DemoInspect tool
AI Engineering Tooling · Security & Risk Management PlatformsHiddenLayerFreemium

HiddenLayer

ML security platform

UnknownInspect tool
AI Engineering Tooling · Developer ToolsHostingerPaid

Hostinger Website Builder

AI website builder with hosting

Bundled with HostingInspect tool
Inference & Model Runtime · Model Deployment & ServingHugging FaceOpen source

Hugging Face

AI model hub and inference platform

1 related challengeInspect tool
INFERENCEHugging FaceFREEMIUM

Hugging Face Inference API

FreemiumInspect tool
AI Engineering Tooling · Developer ToolsHugging FaceOpen source

Hugging Face Transformers

AI Engineering Tooling · Developer Tools

1 related challengeInspect tool
Assistants & Interfaces · VoiceHume AIFreemium

Hume AI

Emotionally intelligent voice AI

1 related challengeInspect tool
AI Engineering Tooling · Developer ToolsMetaOpen source

Hydra

AI Engineering Tooling · Developer Tools

Free (OSS)Inspect tool
INFERENCEHyperbolicCOMMERCIAL

Hyperbolic

AI infrastructure platform

1 related challengeInspect tool

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