domain: machine-learning
3991 products, primary matches first, then adoption-weighted; health v2 shown.
| Product | Health v2 | Stars | Maturity |
|---|---|---|---|
| jina-ai/serve Jina-serve is a Python framework for building and deploying multimodal AI services that communicate via gRPC, HTTP, and WebSockets. It prov… | 40 | 21861 | active |
| microsoft/onnxruntime ONNX Runtime is a cross-platform, high-performance machine-learning accelerator for running inference and training on ONNX models. It suppo… | 99 | 21654 | stable |
| huggingface/peft PEFT is a Python library from Hugging Face providing state-of-the-art parameter-efficient fine-tuning methods (LoRA, adapters, soft prompts… | 93 | 21598 | stable |
| onnx/onnx ONNX (Open Neural Network Exchange) is an open standard and Python library for representing machine learning and deep learning models as an… | 92 | 21366 | stable |
| datalab-to/surya Surya is a 650M parameter OCR toolkit from Datalab providing state-of-the-art text recognition, layout analysis, reading order detection, a… | 86 | 21318 | active |
| k4yt3x/video2x Video2X is a machine learning-based video super-resolution and frame interpolation framework written in C/C++. It upscales videos and image… | 66 | 21263 | active |
| AI4Finance-Foundation/FinGPT FinGPT is an open-source financial large language model project from the AI4Finance Foundation, providing domain-tuned models, fine-tuning … | 77 | 21154 | active |
| huggingface/candle Candle is a minimalist machine learning framework for Rust focused on performance and ease of use, with CPU and CUDA GPU support. It ships … | 73 | 20955 | active |
| w-okada/voice-changer VCClient is a real-time AI voice changer application that converts microphone input using models like RVC and Beatrice v2. It ships as preb… | 65 | 20864 | active |
| modelscope/FunASR FunASR is an industrial end-to-end speech recognition toolkit built on PyTorch, offering ASR, VAD, punctuation restoration, speaker diariza… | 99 | 20036 | active |
| triton-lang/triton Triton is an open-source language and compiler for writing highly efficient custom deep-learning GPU kernels with Python-level productivity… | 92 | 20017 | active |
| facebookresearch/sam2 Official code for Meta's Segment Anything Model 2 (SAM 2), a foundation model for promptable visual segmentation in images and videos. It i… | 61 | 19770 | active |
| Unity-Technologies/ml-agents The Unity Machine Learning Agents Toolkit (ML-Agents) lets Unity games and simulations serve as environments for training intelligent agent… | 69 | 19647 | active |
| Avaiga/taipy Taipy is an open-source Python framework that turns data and AI algorithms into production-ready web applications, combining a Markdown/Pyt… | 92 | 19433 | active |
| kvcache-ai/ktransformers KTransformers is a Python/C++ framework for CPU-GPU heterogeneous inference and fine-tuning of large language models, with a kt-kernel back… | 90 | 19303 | active |
| openai/evals OpenAI Evals is a Python framework for evaluating large language models and LLM-based systems, with an open-source registry of benchmark ev… | 66 | 19262 | active |
| huggingface/trl TRL is a Hugging Face library for post-training transformer language models with techniques like Supervised Fine-Tuning (SFT), GRPO, DPO, K… | 99 | 19155 | active |
| tensorflow/tfjs TensorFlow.js is a hardware-accelerated JavaScript library for training and deploying machine learning models in the browser and Node.js. I… | 69 | 19134 | stable |
| huggingface/sentence-transformers Sentence Transformers (SBERT) is a Python library for computing, using, and training state-of-the-art embedding, reranker, sparse encoder, … | 99 | 19036 | stable |
| state-spaces/mamba Mamba is a PyTorch library implementing the selective state space model (SSM) architecture for linear-time sequence modeling, with hardware… | 85 | 18783 | active |
| lightgbm-org/LightGBM LightGBM is a fast, distributed, high-performance gradient boosting framework based on decision tree algorithms, with APIs for Python, R, C… | 86 | 18714 | stable |
| UFund-Me/Qbot Qbot is an AI-powered automated quantitative investment and trading research platform that runs fully locally. It combines machine learning… | 54 | 18394 | active |
| NVIDIA-NeMo/Speech NVIDIA NeMo Speech is an open-source Python framework for building, training, and deploying speech, audio, and multimodal language models, … | 98 | 18337 | active |
| google/magika Magika is an AI-powered file content type detection tool that uses a small, highly optimized deep learning model to identify 200+ file type… | 88 | 17971 | stable |
| apple/ml-stable-diffusion Apple's official tooling for running Stable Diffusion on Apple Silicon using Core ML. It includes a Python package for converting PyTorch m… | 36 | 17968 | active |
| pytorch/vision torchvision is the official PyTorch companion library providing datasets, model architectures, and image/video transformations for computer… | 93 | 17885 | stable |
| confident-ai/deepeval DeepEval is an open-source Python framework for evaluating LLM applications with pytest-style unit tests and 50+ research-backed metrics in… | 95 | 17882 | active |
| microsoft/agent-lightning Agent Lightning is a lightweight (~3,500-line) agentic reinforcement learning framework from Microsoft for training LLM-powered agents with… | 85 | 17863 | active |
| IDEA-Research/Grounded-Segment-Anything Grounded-Segment-Anything (Grounded SAM) combines Grounding DINO with Segment Anything to detect and segment arbitrary objects from text pr… | 30 | 17710 | active |
| NVIDIA/Megatron-LM NVIDIA's GPU-optimized library for training large transformer models at scale, comprising Megatron-LM (reference training scripts) and Mega… | 99 | 17615 | active |
| NVlabs/instant-ngp NVIDIA's implementation of instant neural graphics primitives, training NeRFs, signed distance functions, neural images, and neural volumes… | 52 | 17535 | stable |
| karpathy/micrograd A tiny scalar-valued autograd engine implementing reverse-mode automatic differentiation over a dynamically built DAG, with a small PyTorch… | 75 | 17273 | stable |
| argoproj/argo-workflows Argo Workflows is an open-source, container-native workflow engine for orchestrating parallel jobs on Kubernetes, implemented as a Kubernet… | 99 | 16939 | stable |
| AaronFeng753/Waifu2x-Extension-GUI A Windows GUI application for upscaling images, GIFs, and videos using multiple AI super-resolution engines (Waifu2x, Real-ESRGAN, Real-CUG… | 97 | 16920 | active |
| weaviate/weaviate Weaviate is an open-source, cloud-native vector database written in Go that stores both objects and vector embeddings, combining vector sim… | 95 | 16754 | stable |
| cvat-ai/cvat CVAT (Computer Vision Annotation Tool) is an open-source, self-hosted platform for annotating images, videos, and 3D point clouds to build … | 95 | 16600 | active |
| lukas-blecher/LaTeX-OCR pix2tex (LaTeX-OCR) is a PyTorch-based vision transformer model that converts images of math formulas into LaTeX code. It ships as a pip-in… | 24 | 16547 | stable |
| RyanCodrai/turbovec turbovec is a Rust vector index with Python bindings implementing Google's TurboQuant algorithm for 2-4 bit vector quantization with SIMD-a… | 59 | 16441 | active |
| KindXiaoming/pykan Pykan is a Python library implementing Kolmogorov-Arnold Networks (KANs), an alternative to multi-layer perceptrons with learnable activati… | 27 | 16334 | active |
| huggingface/transformers.js Transformers.js is a JavaScript library that lets you run Hugging Face Transformers pretrained models directly in the browser (or Node.js) … | 91 | 16270 | active |
| raga-ai-hub/RagaAI-Catalyst RagaAI Catalyst is a Python SDK for observability, monitoring, and evaluation of LLM and agentic AI applications, with tracing of agents, L… | 55 | 16150 | active |
| wkentaro/labelme Labelme is a graphical image annotation tool written in Python with a Qt interface, supporting polygon, rectangle, oriented rectangle, circ… | 99 | 16130 | active |
| FinRL FinRL is the first open-source deep reinforcement learning framework for financial markets, providing end-to-end pipelines to build, train,… | 76 | 16108 | active |
| microsoft/Swin-Transformer Official PyTorch implementation of the Swin Transformer, a hierarchical vision transformer using shifted windows that serves as a general-p… | 32 | 16051 | stable |
| alibaba/MNN MNN is a lightweight, high-performance deep learning inference engine developed by Alibaba, supporting LLMs, vision, audio, and multimodal … | 93 | 15973 | active |
| treeverse/dvc DVC (Data Version Control) is an open-source command line tool and VS Code extension for versioning data and models, building lightweight M… | 92 | 15843 | active |
| kubeflow/kubeflow Kubeflow is a CNCF-graduated, Kubernetes-native toolkit for building AI/ML platforms, comprising subprojects like Pipelines, Notebooks, Tra… | 84 | 15832 | stable |
| tracel-ai/burn Burn is a Rust-based tensor library and deep learning framework supporting training and inference through a unified API. It JIT-compiles te… | 89 | 15816 | active |
| alibaba/zvec Zvec is an open-source, in-process vector database by Alibaba that embeds directly into applications with no server or daemon required. It … | 83 | 15518 | active |
| vibrantlabsai/ragas Ragas is a Python library for evaluating LLM applications with objective, LLM-driven metrics and systematic experiment loops. It also gener… | 71 | 15485 | active |
| KittenML/KittenTTS KittenTTS is an open-source, ultra-lightweight text-to-speech library built on ONNX, with models ranging from 15M to 80M parameters (25-80 … | 66 | 15403 | active |
| modelscope/ms-swift ms-swift is a ModelScope community framework for fine-tuning, inference, evaluation, quantization, and deployment of 600+ text LLMs and 400… | 91 | 15371 | active |
| wanshuiyin/Auto-claude-code-research-in-sleep ARIS is a collection of lightweight Markdown-only skills that turn LLM coding agents (Claude Code, Codex, Cursor, etc.) into autonomous ML … | 81 | 15293 | active |
| ggml-org/ggml ggml is a plain C/C++ tensor library for machine learning with no dependencies, designed to be simple, portable, and efficient. It supports… | 99 | 15236 | stable |
| SWivid/F5-TTS F5-TTS is the official implementation of a fully non-autoregressive text-to-speech system based on flow matching with a Diffusion Transform… | 85 | 15167 | active |
| GeeeekExplorer/nano-vllm A lightweight vLLM-style LLM inference engine implemented from scratch in about 1,200 lines of Python. It offers fast offline inference wit… | 54 | 15164 | active |
| Vosk Vosk is an offline open source speech recognition toolkit supporting 20+ languages with small models and a streaming API. It provides bindi… | 66 | 15077 | stable |
| BrainJS/brain.js brain.js is a GPU-accelerated neural network library written in JavaScript/TypeScript that runs in both browsers and Node.js. It supports f… | 23 | 14861 | active |
| ConardLi/easy-dataset Easy Dataset is a self-hosted web application for building high-quality structured datasets for LLM fine-tuning, RAG, and model evaluation.… | 71 | 14833 | active |
| tensorflow/tfjs-models A collection of pre-trained machine learning models ported to TensorFlow.js, published as npm packages for use in JavaScript projects. Mode… | 63 | 14793 | active |
| vosen/ZLUDA ZLUDA is a drop-in replacement layer for CUDA that lets unmodified CUDA applications run on non-NVIDIA GPUs with near-native performance. I… | 85 | 14777 | active |
| optuna/optuna Optuna is an open-source Python hyperparameter optimization framework with a define-by-run API for dynamically constructing search spaces. … | 90 | 14713 | active |
| nltk/nltk NLTK is a leading open-source Python library for natural language processing, providing interfaces to over 50 corpora and lexical resources… | 98 | 14703 | stable |
| RWKV RWKV is a novel language model architecture that combines RNN efficiency (linear time, constant memory, no KV-cache) with transformer-level… | 67 | 14683 | active |
| MuJoCo MuJoCo (Multi-Joint dynamics with Contact) is a general-purpose physics engine for fast and accurate simulation of articulated structures i… | 99 | 14680 | active |
| dlib Dlib is a modern C++ toolkit containing machine learning algorithms, deep learning tools, computer vision, linear algebra, and general-purp… | 86 | 14431 | stable |
| PaddlePaddle/PaddleDetection PaddleDetection is an object detection toolkit built on the PaddlePaddle deep learning framework. It provides implementations of detection,… | 73 | 14389 | active |
| flairNLP/flair Flair is a Python NLP framework built on PyTorch for state-of-the-art natural language processing tasks such as named entity recognition, p… | 52 | 14384 | active |
| facebookresearch/vggt VGGT (Visual Geometry Grounded Transformer) is a feed-forward transformer model from Meta AI and Oxford VGG that infers 3D geometry—camera … | 58 | 14292 | active |
| spotify/annoy Annoy is a C++ library with Python (and other language) bindings for approximate nearest neighbor search over high-dimensional vectors. It … | 45 | 14289 | stable |
| dmlc/dgl DGL (Deep Graph Library) is a Python package for deep learning on graph-structured data, built on top of existing frameworks like PyTorch, … | 38 | 14282 | stable |
| Eclipse Deeplearning4J Eclipse Deeplearning4J is an open-source deep learning framework and ecosystem for the JVM, including the ND4J linear algebra library, the … | 77 | 14246 | active |
| unifyai/ivy Ivy is a Python library that transpiles machine learning code, models, and libraries between frameworks such as PyTorch, TensorFlow, JAX, a… | 78 | 14172 | active |
| mlfoundations/open_clip OpenCLIP is an open-source PyTorch implementation of CLIP and related multimodal contrastive models, with many pretrained image/text checkp… | 86 | 14095 | active |
| Open3D Open3D is an open-source C++ and Python library for 3D data processing, offering data structures, algorithms, and pipelines for point cloud… | 67 | 13913 | active |
| EleutherAI/lm-evaluation-harness A Python framework for few-shot evaluation of language models across hundreds of standard benchmarks (HellaSwag, MMLU, BIG-Bench, etc.). It… | 89 | 13803 | active |
| DLR-RM/stable-baselines3 Stable Baselines3 is a Python library providing reliable, well-tested PyTorch implementations of reinforcement learning algorithms with a u… | 91 | 13728 | stable |
| apache/tvm Apache TVM is an open machine learning compiler framework that takes pre-trained models and compiles them into optimized, deployable module… | 90 | 13691 | active |
| CompVis/stable-diffusion The original reference implementation of Stable Diffusion, a latent text-to-image diffusion model trained on LAION-5B data with a CLIP text… | 32 | 73347 | maintenance |
| Lightning-AI/litgpt LitGPT is a Python library providing from-scratch, hackable implementations of 20+ open-source large language models with recipes for pretr… | 93 | 13629 | active |
| microsoft/TRELLIS TRELLIS is Microsoft's large-scale 3D asset generation model that creates high-quality 3D assets from text or image prompts. It uses a unif… | 61 | 13510 | active |
| Physical-Intelligence/openpi Open-source repository from Physical Intelligence containing vision-language-action (VLA) models for robotics, including π₀, π₀-FAST, and π… | 66 | 13494 | active |
| NVIDIA/TensorRT NVIDIA TensorRT is an SDK for high-performance deep learning inference on NVIDIA GPUs, comprising an inference compiler that converts train… | 94 | 13293 | stable |
| modelscope/DiffSynth-Studio DiffSynth-Studio is an open-source diffusion model engine from the ModelScope community that integrates mainstream image, video, and audio … | 79 | 13003 | active |
| PaddlePaddle/PaddleFormers PaddleFormers is a Transformers-style library built on PaddlePaddle providing a model zoo of 100+ large language models and vision-language… | 92 | 12986 | active |
| lllyasviel/stable-diffusion-webui-forge A fork/platform built on top of AUTOMATIC1111's Stable Diffusion WebUI that optimizes resource management, speeds up inference, and adds ex… | 32 | 12977 | active |
| PaddlePaddle/PaddleNLP PaddleNLP is an easy-to-use NLP and large language model development kit built on the PaddlePaddle deep learning framework, with a large pr… | 63 | 12967 | active |
| jacobgil/pytorch-grad-cam A PyTorch library providing state-of-the-art pixel attribution (saliency) methods like GradCAM, ScoreCAM, and AblationCAM for explainable A… | 76 | 12958 | active |
| neuml/txtai txtai is an all-in-one open-source AI framework for semantic search, LLM orchestration and language model workflows, built around an embedd… | 98 | 12909 | active |
| google-research/vision_transformer Google Research's official JAX/Flax implementation of Vision Transformer (ViT) and MLP-Mixer architectures, with released pretrained checkp… | 75 | 12683 | stable |
| PaddlePaddle/PaddleSpeech PaddleSpeech is an open-source speech and audio toolkit built on the PaddlePaddle deep learning platform, covering ASR with punctuation, st… | 66 | 12670 | active |
| bmaltais/kohya_ss A Gradio-based GUI and CLI wrapper around Kohya's Stable Diffusion training scripts for fine-tuning diffusion image generation models. It s… | 95 | 12548 | active |
| bentoml/OpenLLM OpenLLM is a Python framework and CLI for self-hosting open-source large language models (Llama, DeepSeek, Qwen, Mistral, etc.) as OpenAI-c… | 76 | 12518 | active |
| ace-step/ACE-Step-1.5 ACE-Step 1.5 is an open-source music generation foundation model combining a language model planner with a Diffusion Transformer to create … | 79 | 12421 | active |
| axolotl-ai-cloud/axolotl Axolotl is a free, open-source, config-driven framework for fine-tuning large language models, supporting SFT, preference learning (DPO/KTO… | 95 | 12408 | active |
| Farama-Foundation/Gymnasium Gymnasium is a Python library providing a standard API for single-agent reinforcement learning environments, maintained by the Farama Found… | 88 | 12408 | stable |
| cupy/cupy CuPy is a NumPy/SciPy-compatible array library for GPU-accelerated computing with Python, running on NVIDIA CUDA or AMD ROCm. It acts as a … | 95 | 12278 | stable |
| xmu-xiaoma666/External-Attention-pytorch A PyTorch library (fightingcv-attention) providing clean, minimal implementations of numerous attention mechanisms, MLP variants, re-parame… | 65 | 12183 | active |
| FlagOpen/FlagEmbedding FlagEmbedding is the official Python toolkit for BAAI's BGE family of embedding models and rerankers, covering inference, evaluation, and f… | 87 | 12086 | active |
| Orchestra-Research/AI-Research-SKILLs An open-source library of ~98 packaged 'skills' (knowledge modules) that turn AI coding agents like Claude Code, Codex, or Gemini into auto… | 74 | 12073 | active |