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 Tools461Environment6Action Space411Observation19Reward / Eval10Policy Serving35Training Infra5Safety / Guardrails7Orchestration16

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461 results in the directory

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AI Engineering Tooling · Payments InfrastructureNekudaFreemium

Nekuda

AI payments platform

UnknownInspect tool
AI Engineering Tooling · Developer ToolsNeuralProphetOpen source

NeuralProphet

AI Engineering Tooling · Developer Tools

Free (OSS)Inspect tool
Agent FrameworkOpen Source CommunityOpen Source

Neurolink

Multi-provider AI agent framework

1 related challengeInspect tool
AI Engineering Tooling · Payments InfrastructureNeverminedFreemium

Nevermined

AI commerce infrastructure

UnknownInspect tool
AI Workflow Automation · Workflow RunnersMicrosoftOpen source

NNI (Neural Network Intelligence)

AI Workflow Automation · Workflow Runners

Free (OSS)Inspect tool
AI Engineering Tooling · Security & Risk Management PlatformsNoma SecurityFreemium

Noma Security

AI security platform

UnknownInspect tool
INFERENCENovita AIFREEMIUM

Novita AI

1 related challengeInspect tool
INFERENCENscaleCOMMERCIAL

Nscale

PaidInspect tool
AI Engineering Tooling · Security & Risk Management PlatformsNVIDIAOpen source

NVIDIA NeMo Guardrails

Programmable guardrails for AI systems.

Free (OSS)Inspect tool
MODELSOpenAIPROPRIETARY

o3

FreemiumInspect tool
MODELSOpenAIPROPRIETARY

o4-mini

2 related challengesInspect tool
AI Engineering Tooling · Developer ToolsCAHLR (UC Berkeley)Open source

OATutor

Adaptive tutoring (React + BKT).

Free (OSS)Inspect tool

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