PyPI · npm100Exceptionalhealth index

deepset-ai/haystackOpen-source AI orchestration framework for building context-engineered, production-ready LLM applications. Design modular pipelines and agent workflows with explicit control over retrieval, routing, memory, and generation. Built for scalable agents, RAG, multimodal applications, semantic search, and conversational systems.
Python★ 26.1KAug 5, 2026
Maven · PyPI100Exceptionalhealth index

ray-project/rayRay is an AI compute engine. Ray consists of a core distributed runtime and a set of AI Libraries for accelerating ML workloads.
Python · C++★ 43.4KAug 5, 2026
PyPI98Exceptionalhealth index
Python★ 17.4K↓ 234.4K/moAug 12, 2026
PyPI · npm98Exceptionalhealth index

langflow-ai/langflowLangflow is a powerful tool for building and deploying AI-powered agents and workflows.
Python · TypeScript · JavaScript★ 152.8KAug 4, 2026
PyPI97Exceptionalhealth index
Python★ 424↓ 2.8M/moAug 27, 2026
PyPI · npm96Exceptionalhealth index

HKUDS/LightRAG[EMNLP2025] "LightRAG: Simple and Fast Retrieval-Augmented Generation"
Python★ 38.8KAug 12, 2026
PyPI96Exceptionalhealth index
Python★ 29.9K↓ 676.2K/moAug 28, 2026
PyPI96Exceptionalhealth index
vllm-project/llm-compressorTransformers-compatible library for applying various compression algorithms to LLMs for optimized deployment with vLLM
Python★ 3,580↓ 190.2K/moJul 25, 2026
PyPI94Exceptionalhealth index
Python★ 6,818Aug 3, 2026
npm · crates.io94Exceptionalhealth index
TypeScript★ 1,417↓ 1,921/moJul 17, 2026
PyPI94Exceptionalhealth index
Python★ 5,551↓ 722.5K/moAug 12, 2026
npm94Exceptionalhealth index

langfuse/langfuse🪢 Open source AI engineering platform: LLM evals, observability, metrics, prompt management, playground, datasets. Integrates with OpenTelemetry, LangChain, OpenAI SDK, LiteLLM, and more. 🍊YC W23
TypeScript★ 32.5KAug 5, 2026
PyPI94Exceptionalhealth index
onnx/ir-pyEfficient in-memory representation for ONNX, in Python
Python★ 45Jul 21, 2026
PyPI93Exceptionalhealth index

Lightning-AI/litgpt20+ high-performance LLMs with recipes to pretrain, finetune and deploy at scale.
Python★ 13.6K↓ 15.5K/moAug 27, 2026
PyPI · npm93Exceptionalhealth index
Python · MDX★ 1,055↓ 406.4K/moJul 18, 2026
PyPI93Exceptionalhealth index
Python★ 5,769↓ 835.1K/moAug 28, 2026
PyPI93Exceptionalhealth index

google/langextractA Python library for extracting structured information from unstructured text using LLMs with precise source grounding and interactive visualization.
Python★ 38.3KAug 12, 2026
PyPI · npm · RubyGems93Exceptionalhealth index
C++ · Python★ 1,845↓ 8.2M/moAug 27, 2026
PyPI · npm92Excellenthealth index
Observal/ObservalObserval is a local registry and analytics platform for your AI components. Setup Observal, define the scope and share your Skills, MCPs and Agents.
Python · TypeScript★ 2,241↓ 2,123/moJul 27, 2026
PyPI91Excellenthealth index
vndee/llm-sandboxLightweight and portable LLM sandbox runtime (code interpreter) Python library.
Python★ 1,101↓ 621.6K/moAug 2, 2026
PyPI90Excellenthealth index
openadaptai/openadaptCompile a demonstrated GUI workflow into a deterministic, locally executable program. Zero model calls on healthy runs; governed repair; halts instead of guessing. Launcher for openadapt-flow: pip install openadapt
Python★ 1,648Jul 17, 2026
PyPI89Excellenthealth index
ModelCloud/GPTQModelLLM model quantization (compression) toolkit with HW acceleration support for Nvidia, AMD, Intel GPU and Intel/AMD/Apple CPU via HF, vLLM, and SGLang.
Python · Cuda★ 1,207Jul 17, 2026
npm87Excellenthealth index
ax-llm/axThe pretty much "official" DSPy framework for Typescript
TypeScript · Rust · Go★ 2,824Jul 17, 2026
PyPI87Excellenthealth index

urchade/GLiNERGeneralist and Lightweight Model for Named Entity Recognition (Extract any entity types from texts)
Python★ 3,531↓ 750.4K/moAug 13, 2026
PyPI86Excellenthealth index

Nayjest/ai-microcoreA handy lib for smooth interaction with large language models (LLMs) and crafting AI apps.
Python★ 108↓ 24.2K/moAug 26, 2026
PyPI86Excellenthealth index

Nayjest/lm-proxyOpenAI-compatible HTTP LLM proxy / gateway for multi-provider inference (Google, Anthropic, OpenAI, PyTorch). Lightweight, extensible Python/FastAPI—use as library or standalone service.
Python★ 150↓ 1,822/moAug 26, 2026
PyPI83Excellenthealth index
Python★ 182↓ 19.8K/moAug 17, 2026
crates.io · PyPI81Excellenthealth index
Rust★ 1,304↓ 13.2K/moAug 22, 2026
PyPI80Excellenthealth index
Python · R★ 655↓ 285/moAug 2, 2026
PyPI80Excellenthealth index
upgini/upginiData search & enrichment library for Machine Learning → Easily find and add relevant features to your ML & AI pipeline from hundreds of public and premium external data sources, including open & commercial LLMs
Python · Jupyter Notebook★ 356↓ 12.8K/moAug 3, 2026