AI for Developers
SGLang logo

Best SGLang alternatives

4 tools developers use instead of SGLang, ranked by popularity. 4 offer a free plan and 3 are open source. Updated October 2026.

Free Open source Showing 1–4 of 4
  1. Ollama logo

    Ollama

    Free Open source

    The default way to run open-weight LLMs locally: a single command pulls and runs a model like Llama, DeepSeek, or Qwen on your own machine, with an OpenAI-compatible API.

  2. LM Studio logo

    LM Studio

    Free

    Desktop app for discovering, downloading and running local LLMs, with a built-in chat UI and an OpenAI-compatible local server.

  3. llama.cpp logo

    llama.cpp

    Free Open source

    C/C++ LLM inference engine and GGUF format that runs quantized models efficiently on CPUs, Apple Silicon and GPUs, with an OpenAI-compatible server.

  4. vLLM logo

    vLLM

    Free Open source

    Open-source, high-throughput inference engine for serving LLMs at scale, using PagedAttention to significantly cut memory waste and boost GPU utilization.