Ollama makes it easy to run large language models (LLMs) locally on your computer. It provides a lightweight runtime with an OpenAI-compatible API, model library, and simple installation process.

With Ollama, you can download and run models like LLaMA, Mistral, Gemma, Phi, and more directly on macOS, Linux, or Windows.

It supports GPU acceleration, custom model creation, and integration with developer tools. Designed for privacy and control, Ollama keeps all data on your machine while enabling powerful AI workflows without relying on cloud services.

Notes:

🖥️ Run LLMs locally with minimal setup.

📦 Includes a growing library of prebuilt models.

⚡ Supports GPU acceleration for faster inference.

🔒 Privacy-first: data stays on your device.

🔧 Developer-friendly with OpenAI-compatible API.

🌍 Cross-platform: macOS, Linux, Windows

LocalAI is a free, open-source alternative to OpenAI and Anthropic that lets you run LLMs, autonomous agents, and generative models locally on consumer-grade hardware. Key features:

🧠 Supports multiple model formats (GGML, GGUF, etc.) for text, image, and audio generation

⚙️ API-compatible with OpenAI — drop-in replacement for existing apps and integrations

🎨 Generate text, images, audio, and more without relying on cloud services

🔒 Privacy-first: all processing happens locally, no external data sharing

🚀 Lightweight and efficient, designed to run even on modest hardware setups

🌍 Open-source community actively contributing extensions, updates, and integrations

Perfect for developers, tinkerers, and privacy-conscious users who want full control of AI capabilities without cloud dependency.

ChatRTX is a demo app by NVIDIA that lets you personalize a GPT large language model (LLM) connected to your own content — docs, notes, images, or other data. Leveraging retrieval‑augmented generation (RAG), TensorRT‑LLM, and RTX acceleration, you can query a custom chatbot to quickly get contextually relevant answers.

📂 Connect your own documents, notes, and images

⚡ Powered by TensorRT‑LLM and RTX acceleration

🔍 Retrieval‑augmented generation for precise answers

💻 Runs locally on your Windows RTX PC or workstation

🔒 Fast, secure, and private — no cloud dependency

Perfect for: Users who want to build a personalized chatbot with their own data, running locally for speed and privacy.

GPT4All is a free‑to‑use, locally running, privacy‑aware chatbot ecosystem. It allows anyone to train and deploy powerful large language models on consumer‑grade hardware without requiring GPUs or internet access.

💻 Runs locally on Windows, Linux, and macOS — no cloud dependency

🔒 Privacy‑first: no data sent to external servers

⚡ Lightweight models (3–8 GB) optimized for CPUs

📝 Supports tasks like Q&A, writing, summarization, and coding guidance

🛠️ Easy to download, install, and extend with plugins

🤝 Community‑driven, open‑source project maintained by Nomic AI

Perfect for: Users who want a secure, offline AI assistant for writing, coding, and learning without sacrificing privacy.