🧩 Open source

Building With LLMs

The plumbing: chains, orchestration, prompt management, and app scaffolding.

12repositories
202kstars combined
LL

llama_index

run-llama

LlamaIndex is the leading document agent and OCR platform

★ 51k · Python · MITagentsapplicationdata
updated today View on GitHub →
QU

quivr

QuivrHQ

Opiniated RAG for integrating GenAI in your apps 🧠 Focus on your product rather than the RAG. Easy integration in existing products with customisation! Any LLM: GPT4, Groq, Llama. Any Vectorstore: PGVector, Faiss. Any Files. Anyway you want.

★ 39k · Pythonaiapichatbot
updated 1 years ago View on GitHub →
VO

voltagent

VoltAgent

AI Agent Engineering Platform built on an Open Source TypeScript AI Agent Framework

★ 10k · TypeScript · MITagentsaiai-agents
updated 9 days ago View on GitHub →
CA

cai

aliasrobotics

Cybersecurity AI (CAI), the framework for AI Security

★ 10k · Pythonartificial-intelligencecybersecurityframework
updated 8 days ago View on GitHub →
PY

pyspur

PySpur-Dev

A visual playground for agentic workflows: Iterate over your agents 10x faster

★ 6k · TypeScript · Apache-2.0agentagentsai
updated 23 days ago View on GitHub →
AD

AdalFlow

SylphAI-Inc

AdalFlow: The library to build & auto-optimize LLM applications.

★ 4k · Python · MITagentaiauto-prompting
updated 1 months ago View on GitHub →
LA

LazyLLM

LazyAGI

Easiest and laziest way for building multi-agent LLMs applications.

★ 4k · Python · Apache-2.0agentsai-agentdata
updated today View on GitHub →
BE

beeai-framework

i-am-bee

Build production-ready AI agents in both Python and Typescript.

★ 3k · Python · Apache-2.0agentsaiai-agent
updated today View on GitHub →
CO

core

cheshire-cat-ai

AI agent microservice

★ 3k · Python · GPL-3.0ag-ui-protocolagentai
updated 5 days ago View on GitHub →

Where this comes from: GitHub search: topic:llm topic:framework stars:>1500, sorted by stars. Last refreshed 22 July 2026. Nothing on this page is a paid placement.