AI Tools Directory

Curated directory of the best AI tools and frameworks. Compare Hugging Face, LangChain, Ollama, vLLM, ChromaDB, and more — with pricing and reviews.

• LLM Token Calculator Free token counter and API cost estimator.
• Goose Perception Open-source macOS menu bar app: captures screen (OCR), voice (WhisperKit), and face (Vision) locally. Uses on-device LLMs (MLX, Qwen2.5-3B) to extract projects, collaborators, and TODOs, then surfaces wellness and task insights—100% private, no cloud. AI Agent · Open Source
• Accomplish The open-source AI desktop agent that actually works: file management, docs, browser automation—local, private, bring your own API key or use Ollama for free. Simple OpenClaw alternative (MIT). AI Agent · Free (bring your own API key or Ollama)
• Claude API Anthropic's API for the Claude 3 and 3.5 model families. Known for exceptional coding abilities, massive context windows, and strong safety guardrails. LLM API · Free tier + usage-based
• OpenClaw The viral open-source personal AI assistant with 191K+ GitHub stars. Runs locally, connects to WhatsApp/Telegram/Discord, and automates tasks with 100+ AgentSkills. Recently acquired by OpenAI. AI Agent · Free + API costs
• ChromaDB An open-source, lightweight vector database designed for AI applications. Simple API, easy to embed, great for prototyping RAG systems. Database · Open Source
• vLLM High-throughput and memory-efficient inference engine for LLMs. Features PagedAttention and continuous batching for production serving. Inference · Open Source
• Gradio Build and share machine learning demos with a few lines of Python. Perfect for creating interactive UIs for ML models. Framework · Open Source
• Ollama Run large language models locally on your machine. Supports Llama, Mistral, Code Llama, and many other open-source models. Tool · Free
• Weights & Biases MLOps platform for experiment tracking, model management, and dataset versioning. Essential for reproducible ML research. MLOps · Free / Teams
• Pinecone A fully managed vector database designed for machine learning applications. Optimized for similarity search at any scale. Database · Free / Paid
• LangChain A framework for building applications powered by language models. Provides chains, agents, and tools for complex LLM workflows. Framework · Open Source
• Hugging Face The leading platform for sharing and deploying machine learning models. Home to over 500K models, 100K datasets, and the Transformers library. Platform · Free / Pro