#huggingface

LangChain4j is an idiomatic, open-source Java library for building LLM-powered applications on the JVM. It offers a unified API over popular LLM providers and vector stores, and makes implementing tool calling (including MCP support), agents and RAG easy. It integrates seamlessly with enterprise Java frameworks like Quarkus and Spring Boot.

Redis Vector Library (RedisVL) -- the AI-native Python client for Redis.

💥 Fast State-of-the-Art Tokenizers optimized for Research and Production

Simple, safe way to store and distribute tensors

xet client tech, used in huggingface_hub

One TypeScript interface for 24+ LLM providers — swap providers without rewriting. MCP-native (58+ servers), voice (TTS/STT/realtime), RAG, memory, file processors. Production-origin: powers Tara, Yama, and Clairvoyance at Juspay.

skops is a Python library helping you share your scikit-learn based models and put them in production

Chronos: Pretrained Models for Time Series Forecasting

An Open-source, self-hosted AI model hub with Hugging Face compatibility, accelerating vLLM/SGLang performance.

Soup turns the pain of LLM fine-tuning into a simple workflow. One config, one command, done.