Resources · Tool Guide

AI Tools Database

67+ AI tools across 15 categories — what each one is for, what it does well, and where it fits in a production AI stack. Browse by category to learn a category end-to-end, or search for a specific tool.

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Showing 67 of 67 tools

FastMCP

FastMCP is the standard Python framework for building MCP servers and clients — write a function, add a decorator, and your tool is ready for any AI agent to use.

Open-source Framework

LangChain

The most widely used framework for chaining LLM calls, retrieval, memory, and tools.

Open-source · paid hosted Framework

LangGraph

Stateful, graph-based orchestration for multi-agent and human-in-the-loop systems.

Open-source Multi-Agent

CrewAI

Role-based multi-agent orchestration. Great for decomposing complex workflows into agent teams.

Open-source · paid Enterprise Multi-Agent

DeepAgents

Deeper agent loops with planning, sub-agents, and persistent memory for longer-running tasks.

Open-source Framework

LangSmith

Tracing, evaluation, and debugging for LLM apps. Built by the LangChain team.

Free tier · paid Observability

LangFuse

Open-source LLM observability and prompt management. Self-hostable.

Open-source · paid hosted Observability

AutoGen

Microsoft's multi-agent conversation framework.

Open-source Multi-Agent

LlamaIndex

Data framework for LLM apps over your private data.

Open-source · paid Framework

Haystack

End-to-end LLM framework for RAG and search.

Open-source Framework

Semantic Kernel

Microsoft's lightweight SDK for LLM orchestration.

Open-source Framework

DSPy

Compile-not-prompt framework for LLM programs.

Open-source Framework

Pydantic AI

Type-safe agent framework from the Pydantic team.

Open-source Framework

Vercel AI SDK

TS toolkit for streaming LLM UIs across providers.

Open-source Framework

Helicone

Drop-in LLM observability proxy.

Freemium Observability

Phoenix

Open-source LLM observability from Arize.

Open-source Observability

Braintrust

Eval-first LLM development platform.

Freemium Observability

Promptfoo

CLI for prompt eval and red-teaming.

Open-source Observability

Claude

Anthropic's flagship LLM family.

Freemium LLM Provider

ChatGPT

OpenAI's consumer LLM chat product.

Freemium LLM Provider

Gemini

Google's frontier multimodal model.

Freemium LLM Provider

Mistral

Open-weights European LLMs.

Open-source · paid LLM Provider

DeepSeek

Open-weights frontier reasoning models.

Open-source · paid LLM Provider

Pinecone

Managed vector database for RAG.

Freemium Vector DB

Weaviate

Open-source vector DB with built-in modules.

Open-source · paid Vector DB

Qdrant

Open-source Rust-based vector DB.

Open-source · paid Vector DB

Chroma

Open-source embedding database.

Open-source · paid Vector DB

LanceDB

Embedded vector DB built on Apache Lance.

Open-source · paid Vector DB

Claude Code

Anthropic's terminal-based coding agent.

Paid Coding Agent

Cursor

AI-first code editor.

Freemium Coding Agent

Windsurf

Codeium's agentic AI IDE.

Freemium Coding Agent

Aider

Open-source CLI pair-programmer.

Open-source Coding Agent

Replit Agent

Build apps via natural language.

Freemium Coding Agent

Browser Use

OS-level browser automation for AI agents.

Open-source Browser Agent

Anthropic Computer Use

Claude controls screen, keyboard, mouse.

Paid Browser Agent

Stagehand

Natural-language browser automation by Browserbase.

Open-source Browser Agent

ElevenLabs

TTS and voice cloning.

Freemium Voice / Speech

Deepgram

Production speech-to-text.

Freemium Voice / Speech

Cartesia

Real-time TTS for voice agents.

Freemium Voice / Speech

Whisper

OpenAI's open-source ASR.

Open-source Voice / Speech

n8n

Open-source workflow automation.

Open-source · paid Workflow Automation

Zapier

No-code automation between SaaS apps.

Freemium Workflow Automation

Make.com

Visual workflow automation platform.

Freemium Workflow Automation

Modal

Serverless cloud for AI workloads.

Freemium Inference / Hosting

Replicate

Run open-source AI models via API.

Paid Inference / Hosting

Together AI

Hosted inference for open models.

Paid Inference / Hosting

Groq

Ultra-low-latency LPU inference.

Freemium Inference / Hosting

vLLM

High-throughput LLM serving engine.

Open-source Inference / Hosting

Magnific

AI image upscaling and enhancement.

Flux

Black Forest Labs' image gen models.

Runway

Frontier video generation and editing.

Freemium Video Gen

Veo

Google's text-to-video model.

Ollama

Run open-weights LLMs locally with a one-line install.

Open-source LLM Provider

Docker

Containers for AI services. The default packaging format for production AI.

Freemium Containerisation

Kubernetes

Production-grade container orchestration.

Open-source Containerisation

Terraform

Infrastructure-as-code across AWS, GCP, and Azure.

Open-source · paid Cloud / IaC

ArgoCD

GitOps continuous deployment for Kubernetes.

Open-source CI / CD

GitHub Actions

Built-in CI/CD for GitHub repos.

Freemium CI / CD

AWS

The leading public cloud for production AI workloads.

Paid Cloud / IaC

Google Cloud

Cloud platform with strong AI-native services.

Paid Cloud / IaC

Azure

Microsoft's enterprise cloud with native OpenAI integration.

Paid Cloud / IaC

Prometheus

Open-source metrics and time-series database.

Open-source Observability

Grafana

The dashboarding layer for metrics, logs, and traces.

Open-source · paid Observability

OpenTelemetry

Vendor-neutral standard for traces, metrics, and logs.

Open-source Observability

Jaeger

Open-source distributed tracing.

Open-source Observability

RAGAS

The standard evaluation framework for RAG systems.

Open-source Observability

Model Context Protocol

Open standard for connecting LLMs to tools and data.

Open-source Framework