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AI · alternatives · 2026

24 alternatives to GPT-J inference on the CPU using C/C++

Tensor library for machine learning. Contribute to ggml-org/ggml development by creating an account on GitHub.

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. GPT-J inference on the CPU using C/C++ launched in 2022; newer entries below may have overtaken it.

  1. 1

    Open-source machine learning library by Google

    2017 · tensorflow.org · its alternatives →

  2. 2
    GPT-J▲394

    Open-source cousin of GPT-3, everyone can use it

    2021 · 6b.eleuther.ai · its alternatives →

  3. 3

    :satellite: Simple and ready-to-use tutorials for TensorFlow - GitHub - instillai/TensorFlow-Course: :satellite: Simple and ready-to-use tutorials for TensorFlow

    2018 · github.com · its alternatives →

  4. 4

    Hi HN, Over the past few months, I've been building `dsc`, a tensor library from scratch in C++/CUDA. My main focus has been on getting the basics right, prioritizing a clean API, simplicity, and clear observability for running small LLMs locally. The key features are: - C++ core with CUDA support written from scratch. - A familiar, PyTorch-like Python API. - Runs real models: it's complete enough to load a model like Qwen from HuggingFace and run inference on both CUDA and CPU with a single line change[1]. - Simple, built-in observability for both Python and C++. Next on the roadmap is…

    2025 · github.com · its alternatives →

  5. 5

    Absolute minimalistic implementation of a GPT-like transformer using only numpy (<650 lines). - joennlae/tensorli

    2023 · github.com · its alternatives →

  6. 6

    Back in the old days, people used to do general-purpose GPU programming by using shaders like GLSL. This is what inspired NVIDIA (and other companies) to eventually create CUDA (and friends). This is an implementation of GPT-2 using WebGL and shaders. Enjoy!

    2025 · github.com · its alternatives →

  7. 7

    Announcing GPT-4.1, GPT-4.1 mini, & GPT-4.1 nano in the API

    2025 · openai.com · its alternatives →

  8. 8

    Help teams apply machine learning to real-world applications

    2017 · its alternatives →

  9. 9
    ML5.js▲249

    Friendly machine learning for the web

    2018 · ml5js.org · its alternatives →

  10. 10

    Hi HN! We're Gabriel & Viraj, and we're excited to open source TensorZero. To be a little cheeky, TensorZero is an open-source platform that helps LLM applications graduate from API wrappers into defensible AI products. 1. Integrate our model gateway 2. Send metrics or feedback 3. Unlock compounding improvements in quality, cost, and latency It enables a data & learning flywheel for LLMs by unifying: • Inference: one API for all LLMs, with <1ms P99 overhead • Observability: inference & feedback → your database • Optimization: better prompts, models, inference strategies • Experimentation:…

    2025 · github.com · its alternatives →

  11. 11

    :satellite: Organized & Useful Resources about Deep Learning with TensorFlow - astorfi/TensorFlow-World-Resources

    2018 · github.com · its alternatives →

  12. 12

    Build your own high performance LLM inference engine in C++ and CUDA - a smaller version of vLLM - jmaczan/tiny-vllm

    May 2026 · github.com · its alternatives →

  13. 13

    :satellite: Organized & Useful Resources about Deep Learning with TensorFlow - astorfi/TensorFlow-World-Resources

    2019 · github.com · its alternatives →

  14. 14

    Bring DevOps practices to your projects for automatic, reproducible, and fast machine learning.

    2020 · cml.dev · its alternatives →

  15. 15

    Open-source machine learning library by Google

    2018 · tensorflow.org · its alternatives →

  16. 16

    Use GitHub Actions & GitLab CI for Machine Learning

    2020 · cml.dev · its alternatives →

  17. 17

    Simple and comprehensive tutorials in TensorFlow. Contribute to easy-tensorflow/easy-tensorflow development by creating an account on GitHub.

    2018 · github.com · its alternatives →

  18. 18
    GoLearn▲81

    Machine Learning for Go. Contribute to sjwhitworth/golearn development by creating an account on GitHub.

    2014 · github.com · its alternatives →

  19. 19

    Developer tools for deep learning & machine learning

    2019 · wandb.ai · its alternatives →

  20. 20

    An Open Source Machine Learning Framework for Everyone - tensorflow/tensorflow/core/distributed_runtime at master · tensorflow/tensorflow

    2016 · github.com · its alternatives →

  21. 21

    A general-purpose encoder-decoder framework for Tensorflow - google/seq2seq

    2017 · github.com · its alternatives →

  22. 22
    YoMo▲75

    The most lightweight AI inference

    2021 · github.com · its alternatives →

  23. 23

    Recently I wanted to see if I could vibe some serious C++ code. The result is a C++ re-implementation of Andrej Karpathy's nanochat's inferencing part (https:&#x2F;&#x2F;github.com&#x2F;karpathy&#x2F;nanochat), built on top of ggml. Unlike llama.cpp, this isn't a standalone binary; it is a C++ library & Python wrapper designed to swap out some core classes within the nanochat pipeline. For playability, I’ve tried to keep the dependencies to a minimum: just ggml, nanobind, and gtest for unit tests. Features and limitations: - A drop-in replacement of nanochat’s `GPT` and `KVCache` classes. So…

    Jan 2026 · github.com · its alternatives →

  24. 24

    :earth_americas: Simple and ready-to-use tutorials for TensorFlow - TensorFlow-World/README.rst at master · astorfi/TensorFlow-World

    2017 · github.com · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →