NexaSDK is described as 'Run frontier LLMs and VLMs with day-0 model support across GPU, NPU, and CPU, with comprehensive runtime coverage for PC (Python/C++), mobile (Android & iOS), and Linux/IoT (Arm64 & x86 Docker). Supporting OpenAI GPT-OSS, IBM Granite-4, Qwen-3-VL, Gemma-3n, Ministral-3, and more' and is an app. There are four alternatives to NexaSDK for a variety of platforms, including Mac, Windows, Linux, Web-based and Self-Hosted apps. The best NexaSDK alternative is Ollama, which is both free and Open Source. Other great apps like NexaSDK are Jan.ai, AnythingLLM and LM Studio.