langchain-ai/langgraph
Graph-based orchestration for agentic applications with state control.
Shows how to build robust agent workflows.
Python · 95,000 stars · score 96
google/gemma.cpp
Local inference toolkit for Gemma models with a lean footprint.
Useful for local AI setups on constrained hardware.
C++ · 18,000 stars · score 91
microsoft/promptflow
Development and orchestration toolkit for LLM applications.
Simplifies building and testing prompt pipelines.
Python · 34,000 stars · score 84